WTU Herbarium Specimen Label Data Generated from the WTU Herbarium Database October 6, 2021 at 6:13 pm http://biology.burke.washington.edu/herbarium/collections/search.php

Specimen records: 1097 Images: 280

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Label Query: Genus = "Prunus" Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus padus L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY COUNTY: Klickitat River Valley. 1.7 miles southeast of Stanwood, along Thomle Road ca. 0.1 miles Elev. 1132 ft. west if its interection with Marine drive. 45° 58.907' N, 121° 7.502' W; T5N R13E S25 SE 1/4; NW 1/4 Elev. 10 ft. Deep gorge with volcanic rock cliffs, gravel/boulder riverbottom. Acer 48° 13' 35" N, 122° 20' 24" W macrophyllum, Pseudotsuga menziesii, Acer circinnatum. Sparse Brushy edge of road adjacent to slough of Stillaguamish River; with cover story. Occasional along road and riverbank shrub, 3 meters Populus, Alnus, Marah oreganus. Small rounded tree ca. 6 meters tall. Phenology: Fruits. Origin: Native. tall; uncertain if planted; petals white, oblong, to 10 mm long; hypanthium pubescent within. Phenology: Flowers. Origin: Alison Colwell 01-52 17 Jun 2001 Introduced. Herbarium: WTU Ben Legler 381 15 May 2003 WTU-358518 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: Klickitat River Valley. U.S.A., WASHINGTON, THURSTON COUNTY: Elev. 1132 ft. 2 miles southwest of Yelm, along bike trail (old railroad track) 45° 58.907' N, 121° 7.502' W; T5N R13E S25 SE 1/4; NW 1/4 paralleling NW side of Hwy 507 just south of Manke St. Deep gorge with volcanic rock cliffs, gravel/boulder riverbottom. Acer Elev. 400 ft. macrophyllum, Pseudotsuga menziesii, Acer circinnatum. Sparse 46° 54' 45.3" N, 122° 38' 52.1" W cover story. Shrub to 3 meters tall. Occasional in River Valley. Built up railroad bed through wet forest of Fraxinus latifolia, Pinus Phenology: Fruits. Origin: Native. contorta, Pseudotsuga menziesii. Petals white, 4-5 mm long; common small trees. Phenology: Flowers. Origin: Native. Alison Colwell 01-53 17 Jun 2001 Ben Legler 415 18 May 2003 Herbarium: WTU WTU-358506 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus padus L. U.S.A., WASHINGTON, SKAMANIA COUNTY: Gifford Pinchot National Forest. Forest surrounding open meadow U.S.A., WASHINGTON, SNOHOMISH COUNTY: along Forest Service Road 80. 5 miles west of Arlington, along Jackson Gulch Road where it Elev. 1335 ft. crosses Pilchuck Creek, just upstream from mouth of creek. 46° 6.053' N, 121° 32.224' W Elev. 30 ft. Mixed forest of Pinus ponderosa and Abies grandis. In fruit. 48° 12' 35" N, 122° 13' 31" W Phenology: Fruits. Origin: Native. Riparian floodplain forest of Alnus rubra and Populus balsamifera. Single slender tree ca. 7 meters tall on edge of road where refuse Suzanne Joneson 2349 15 Jun 2001 has been dumped; petals round, 7 mm, white, calyx pubescent within. Phenology: Flowers. Origin: Introduced. Herbarium: WTU Ben Legler 357 5 May 2003 Rosaceae WTU-358519 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, CHELAN COUNTY: In Tumwater Canyon, along east shoulder of Hwy 2 ca. 3 miles north Prunus avium (L.) L. of small dam on Wenatchee river. Elev. 1760 ft. U.S.A., WASHINGTON, CLARK COUNTY: 47° 39' 41" N, 120° 43' 43" W Green Mountain Resort Conservation Easement. Steep slope above road, lightly forested, rocky soil. Single large tree T2N R3E S20; T2N R3E S21; Willamette Meridian; NAD 27, on roadside, with many seedlings and saplings underneath. uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Phenology: Flowers. Origin: Introduced. In understory of Fraxinus latifolia - Quercus garryana woods. Phenology: Flowers. Origin: Introduced. Ben Legler 372 9 May 2003 Eliza Habegger 313 13 Apr 1998 WTU-358501 WTU-338527 Rosaceae Rosaceae Prunus avium (L.) L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: 1/2 mile north of Seattle. Near Mouth of Pipers Creek, Carkeek Park, Blue Ridge, Seattle. 47.635339°, -122.33083°; WGS 84, uncertainty: 1000 m., Source: Elev. 16 ft. GeoLocate, Georef'd by WTU Staff T26N R3E S26 NE 1/4 of SE 1/4; NAD 27, uncertainty: 805 m., Swamp. Escaped domestic cherry. Phenology: Flowers. Origin: Source: TRS2LL, Georef'd by Ben Legler Introduced. With Alnus rubra on damp ground. White flowers, leaves purplish-green, single-trunked small tree; weed. Phenology: Flowers. Walter J. Eyerdam 6305 3 May 1949 Origin: Introduced. WTU-290974 P. F. Zika 13721 10 Mar 1999 WTU-338896 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, MASON COUNTY: Prunus cerasifera Ehrh. Roadside near Union. 47.35528°, -123.09972°; WGS 84, uncertainty: 5000 m., Source: U.S.A., WASHINGTON, KLICKITAT COUNTY: GeoLocate, Georef'd by WTU Staff Bingen. Phenology: Vegetative. Origin: Introduced. 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff George Neville Jones 8536 5 Sep 1935 Phenology: Fruits. Origin: Introduced. WTU-31784 Wilhelm N. Suksdorf 11623 22 Jun 1926 WTU-196369 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus cerasifera Ehrh. Lopez Island, southeast end, at Point Colville. T34N R1W S21; WGS 84, uncertainty: 300 m., Source: U.S.A., WASHINGTON, LEWIS COUNTY: Georeferenced, Georef'd by WTU Staff Along Highway 7 between Morton and Mineral-Elbe. Mixed coniferous woods. Single tree ca. 10 meters tall. Trunk at 46.71722°, -122.17972°; WGS 84, uncertainty: 10000 m., Source: breast height ca. 25 cm in diameter. Petals white, anthers deep GeoLocate, Georef'd by WTU Staff yellow. Specimen used for illustration in Revision of Flora of the Infrequent along highway. Small trees, gregarious in clumps. Pacific Northwest, WTU Herbarium, 2015. Phenology: Flowers. Presumably an escape. Phenology: Flowers. Origin: Introduced. Dorothy Naas 5746 19 Apr 1996 A. R. Kruckeberg 6665 3 May 1982 with Mildred Arnot WTU-305227 WTU-333480 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus avium (L.) L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, WHATCOM COUNTY: San Juan Island, West Valley Road. Entrance to the Nooksack Campground, mile 45.7 of the Mt. Baker Elev. 328 ft. Highway. T36N R4W S25; WGS 84, uncertainty: 10000 m., Source: 48.92778°, -122.32028°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Roadsides, with Alnus rubra, Arbutus, Rosa. Weedy. Fragrant white Disturbed ground, in shade. Crowded by other trees. Bark flowers, single stemmed trees. Phenology: Flowers. Origin: occasionally reddish and shiny. Phenology: Flowers. Origin: Introduced. Introduced. P. F. Zika 13731 20 Mar 1999 Al Hanners 88-5-19-1 19 May 1988 WTU-338902 WTU-315157 Rosaceae Prunus cerasifera Ehrh. U.S.A., WASHINGTON, WHATCOM COUNTY: East of Deming. Intersection of Mt. Baker Highway and Marshall Hill Road, 200 yards east and south of the railroad track. 48.81955°, -122.20687°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Disturbed ground. Phenology: Flowers. Origin: Introduced. Al Hanners 88-3-26-2 26 Mar 1988 WTU-315160 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, FERRY COUNTY: Between Pullman and Armstrong, along the Palouse River. Near entrance of Sherman Creek into Columbia River, about 2 miles 46.928988°, -117.270805°; WGS 84, uncertainty: 10000 m., below Kettle Falls. Source: GeoLocate, Georef'd by WTU Staff T36N R37E; WGS 84, uncertainty: 7000 m., Source: GeoLocate, Prairie. Arid transition zone, timberless. Apparently escaped, in a Georef'd by Crystal Shin moist draw on prairie. Phenology: Flowers. Origin: Introduced. Half-shaded slope. Phenology: Fertile. Origin: Native. W. A. Weber 2037 5 Apr 1941 L. Boner 200 4 Jul 1939 with V. Weldert WTU-66421 WTU-85726 Rosaceae Rosaceae Prunus cerasus L. Prunus mahaleb L. U.S.A., WASHINGTON, SAN JUAN COUNTY: Yellow Island. U.S.A., WASHINGTON, OKANOGAN COUNTY: 48.592222°, -123.031944°; WGS 84, uncertainty: 250 m., Source: Brewster. Georeferenced, Georef'd by WTU Staff 48.09611°, -119.77944°; WGS 84, uncertainty: 10000 m., Source: In west meadow. Phenology: Flowers. Origin: Introduced. GeoLocate, Georef'd by WTU Staff Rocky sagebrush land. Phenology: Flowers. Origin: Introduced. Eliza Habegger s.n. 17 Apr 1996 Edith MacFarlane s.n. 15 Apr 1934 WTU-332803 WTU-23642 Rosaceae Rosaceae Prunus domestica L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, MASON COUNTY: Union. U.S.A., WASHINGTON, PEND OREILLE COUNTY: 47.35528°, -123.09972°; WGS 84, uncertainty: 10000 m., Source: Near highway about 14 miles north of Metaline Falls. GeoLocate, Georef'd by WTU Staff Elev. 2600 ft. Phenology: Vegetative. Origin: Introduced. 48.99308°, -117.30244°; WGS 84, uncertainty: 2000 m., Source: GeoLocate, Georef'd by WTU Staff George Neville Jones 8546 5 Sep 1935 Open woods. Phenology: Flowers. Origin: Native. WTU-31785 C. L. Hitchcock 2928 15 May 1936 WTU-15885 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus emarginata (Douglas) Eaton San Juan Island, False Bay Road, NE side of False Bay. Elev. 49 ft. U.S.A., WASHINGTON, SPOKANE COUNTY: T35N R3W S33; WGS 84, uncertainty: 500 m., Source: Mount Spokane. Georeferenced, Georef'd by WTU Staff Elev. 3700-4000 ft. Purple fruits, 3-4 meters tall, spreading beyond cultivation, weed in 47.921111°, -117.101667°; NAD 27, uncertainty: 1000 m., Source: thickets. Phenology: Fruits. Origin: Introduced. Georeferenced, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. P. F. Zika 14067 14 Aug 1999 Harold W. Smith 1129 17 Jun 1936 WTU-340065 WTU-35810 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, ASOTIN COUNTY: Rattlesnake Creek, about 1 mile above the Grande Ronde River, U.S.A., WASHINGTON, WHITMAN COUNTY: southwest of Anatone. Kamiak Butte. T7N R44E S25; WGS 84, uncertainty: 10000 m., Source: 46.8625°, -117.16583°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff On west slope above creek. Shrub about 3 meters tall. Flowers Phenology: Flowers. Origin: Native. white. Phenology: Flowers. Origin: Native. F. L. Pickett 1257 4 May 1918 Arthur Cronquist 5735 24 Apr 1949 WTU-67130 WTU-180675 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, GARFIELD COUNTY: U.S.A., WASHINGTON, CLALLAM COUNTY: Umatilla National Forest, Diamond Peak Trail between end of road Port Angeles. and summit. Along east ridge. 48.11833°, -123.42944°; WGS 84, uncertainty: 10000 m., Source: Elev. 5904-6232 ft. GeoLocate, Georef'd by WTU Staff 46° 5' N, 117° 35' W; T7N R42E S3; WGS 84, uncertainty: 523 Phenology: Flowers. Origin: Native. m., Source: Digital Map, Georef'd by Richard Olmstead Rocky meadow at saddle east of Diamond Peak. Phenology: E. B. Webster 518 16 May 1909 Flowers. Origin: Native. WTU-32283 Tracy Fuentes 41 28 Jun 1997 WTU-338919 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, CHELAN COUNTY: Prunus emarginata (Douglas) Eaton Wenatchee National Forest, valley of White River. Elev. 2500 ft. U.S.A., WASHINGTON, KITTITAS COUNTY: 47.833789°, -120.814385°; WGS84, uncertainty: 10000 m., Robinson Canyon at Ainsley Canyon, 10 miles west of Ellendburg. Source: GeoLocate, Georef'd by WTU Staff Elev. 2493 ft. Low bushy shrub. Phenology: Fruits. Origin: Native. 47.016953°, -120.740101°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff Harold St. John 4793 15 Aug 1921 Timbered transition. Phenology: Flowers. Origin: Native. WTU-96908 E. Hunn 235 30 May 1977 WTU-270676 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, COWLITZ COUNTY: Prunus emarginata (Douglas) Eaton 4409 Green Mtn. Road, Kalama. Mill Creek. Elev. 1000 ft. U.S.A., WASHINGTON, KLICKITAT COUNTY: 45.959894°, -122.802111°; WGS 84, uncertainty: 10000 m., Rock Creek. Source: GeoLocate, Georef'd by WTU Staff T4N R18E S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, South slope, loam. 15 ft. shrub. Phenology: Flowers. Origin: Native. Georef'd by Ben Legler Rocky floodplain terrace of creek. Growing with Pseudoroegneria J. S. Johnson 42 18 May 1982 spicata, Astragalus reventiformis, Balsamorrhiza careyana. Phenology: Flowers. Origin: Native. WTU-315453 Eliza Habegger RC 72 8 May 1997 Rosaceae WTU-334914 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, ISLAND COUNTY: Cranberry lake, Deception Pass State Park, Whidbey Island. Prunus emarginata (Douglas) Eaton 48.14389°, -122.49111°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, STEVENS COUNTY: Phenology: Flowers. Origin: Native. East side of Columbia River 10 miles above mouth of Spokane River. Harold W. Smith 561 11 May 1936 48.573336°, -118.087048°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-40811 Gravelly slope. Above 1290 ft. level. Shrubby tree 5 to 6 meters tall. Phenology: Flowers. Origin: Native. Rosaceae H. T. Rogers 312 21 Apr 1940 Prunus emarginata (Douglas) Eaton WTU-83070 U.S.A., WASHINGTON, JEFFERSON COUNTY: Rosaceae Trail to Constance Ridge. 47.77561°, -123.12014°; WGS 84, uncertainty: 1300 m., Source: Prunus emarginata (Douglas) Eaton GeoLocate, Georef'd by WTU Staff Dry rocky mountainside trail. Phenology: Vegetative. Origin: Native. U.S.A., WASHINGTON, YAKIMA COUNTY: (YIN) Along Old Maid Canyon Road, 28 miles west of White Swan. George Neville Jones 5855 8 Aug 1934 Elev. 3526 ft. 46.381555°, -121.31765°; WGS 84, uncertainty: 500 m., Source: WTU-37034 GeoLocate, Georef'd by WTU Staff Canadian zone, riverine. Growing on road edge. Phenology: Fertile. Origin: Native. E. Hunn 737 16 Sep 1977 WTU-271076 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: King/Snohomish County border. 205th and Alaska Way. Yellow Island. Undeveloped property on the north border of LFP. 48.592222°, -123.031944°; WGS 84, uncertainty: 250 m., Source: 47.91306°, -122.09694°; WGS 84, uncertainty: 10000 m., Source: Georeferenced, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Near bulletin board on edge of Pseudotsuga woodland. Phenology: Growing at the edge of a 10x10 ft. cement platform between gravel Flowers. Origin: Native. pit and lake. Phenology: Flowers & Fruits. Origin: Native. Eliza Habegger s.n. 17 Apr 1996 Christie S. Isler 51-5-98 16 May 1998 WTU-332804 WTU-335283 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, WHATCOM COUNTY: U.S.A., WASHINGTON, KITSAP COUNTY: Nooksack Mountain. Bainbridge Island. 48.92778°, -122.32028°; WGS 84, uncertainty: 10000 m., Source: Elev. 0 ft. GeoLocate, Georef'd by WTU Staff 47.65528°, -122.51667°; WGS 84, uncertainty: 10000 m., Source: In cut-over forest. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. W. C. Muenscher 9701 26 Apr 1939 Mae E. Cornelius 97 9 May 1948 WTU-55609 WTU-148567 Rosaceae Rosaceae Prunus laurocerasus L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH COUNTY: Along Route 104, 3 road miles northwest of Lake Ballinger. U.S.A., WASHINGTON, MASON COUNTY: Elev. 164 ft. Along Hood Canal near Union. T27N R3E S25; NAD 27, uncertainty: 805 m., Source: TRS2LL, 47.35528°, -123.09972°; WGS 84, uncertainty: 5000 m., Source: Georef'd by Ben Legler GeoLocate, Georef'd by WTU Staff Wetland, with Alnus rubra, Rubus armeniacus, R. spectabilis, Ilex Growing on edge of woods. Phenology: Flowers. Origin: Native. aquifolium. Shiny leaves, adventive bird-sown shrub in partial shade at base of bank by wetland. Phenology: Vegetative. Origin: George Neville Jones 6515 11 May 1935 Introduced. WTU-30472 P. F. Zika 14802 5 Feb 2000 WTU-342819 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, PIERCE COUNTY: Prunus lusitanica L. Lake Allen Trail, Mount Rainier. 46.76496°, -121.89263°; WGS 84, uncertainty: 1000 m., Source: U.S.A., WASHINGTON, KITSAP COUNTY: GeoLocate, Georef'd by WTU Staff Bloedell Reserve, north end of Bainbridge Island. Rocky slopes. Phenology: Fertile. Origin: Native. Elev. 98 ft. T26N R2E S33; NAD 27, uncertainty: 805 m., Source: TRS2LL, F. A. Warren 1587 24 Jul 1932 Georef'd by Ben Legler Shore of small pond. Bird-sown occasional under alders. Phenology: WTU-26122 Vegetative. Origin: Introduced. P. F. Zika 14725 17 Nov 1999 Rosaceae with A. L. Jacobson Prunus emarginata (Douglas) Eaton WTU-340865 U.S.A., WASHINGTON, SNOHOMISH COUNTY: 1.5 miles west of I-5 on State Road 532. 48.23476°, -122.27625°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Roadside woods. Tree 7 meters tall. Phenology: Flowers. Origin: Native. Mildred Arnot 100 28 Apr 1988 WTU-314668 Rosaceae Rosaceae Prunus lusitanica L. Prunus mahaleb L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, SPOKANE COUNTY: Wetherill Nature Preserve, south end of Cozy Cove, Lake Along road to Marshall, west of Spokane. Washington, 5 km north of Mercer Island. 47.565°, -117.49833°; WGS 84, uncertainty: 1000 m., Source: Elev. 82 ft. GeoLocate, Georef'd by WTU Staff T25N R5E S19 W 1/2; NAD 27, uncertainty: 805 m., Source: Dry, open place. Phenology: Flowers. Origin: Introduced. TRS2LL, Georef'd by Ben Legler Forested wetland, with Fraxinus, Carex deweyana, Geum Sister Mary Milburge 1087 13 May 1936 macrophyllum. Petioles dark purple, self-sown weed. Phenology: Vegetative. Origin: Introduced. WTU-15711JWT P. F. Zika 13734 23 Mar 1999 with A. L. Jacobson Rosaceae WTU-338898 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, WHITMAN COUNTY: Rosaceae Kamiak Butte State Park, ca 8 miles north of Pullman. Elev. 3200-3500 ft. Prunus lusitanica L. T16N R45E S20; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler U.S.A., WASHINGTON, SNOHOMISH COUNTY: Leathery leaves; red fruits. On dry south-facing slope near summit of Along Route 104, 3 road miles northwest of Lake Ballinger. butte. Phenology: Vegetative. Origin: Introduced. Elev. 164 ft. T27N R3E S25; NAD 27, uncertainty: 805 m., Source: TRS2LL, Sarah Gage G&R 605 17 Jul 1992 Georef'd by Ben Legler with Sharon Rodman Wetland, with Alnus rubra, Rubus armeniacus, R. spectabilis, Ilex aquifolium. Purple petioles, adventive bird-sown shrub in partial WTU-345156 shade at base of bank by wetland. Phenology: Vegetative. Origin: Introduced. Rosaceae P. F. Zika 14803 5 Feb 2000 Prunus virginiana L. WTU-342751 U.S.A., WASHINGTON, ISLAND COUNTY: Roadside near San de Fuca. Rosaceae 48.23528°, -122.72194°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff Prunus mahaleb L. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, OKANOGAN COUNTY: Lloyd E. McElvain 129 7 Jun 1950 Near Omak. 48.41111°, -119.52639°; WGS 84, uncertainty: 5000 m., Source: WTU-129172 GeoLocate, Georef'd by WTU Staff Dry gravelly soil on irrigation ditch bank. Phenology: Flowers. Origin: Introduced. Rosaceae Charles B. Fiker 605 May 1932 Prunus virginiana L. WTU-12431 U.S.A., WASHINGTON, KITTITAS COUNTY: (no location given on label). Elev. 1300 ft. Rosaceae 47.1543°, -120.73751°; WGS 84, uncertainty: 66000 m., Source: GeoLocate, Georef'd by WTU Staff Prunus mahaleb L. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, SAN JUAN COUNTY: Ruby L. C. Sovereign s.n. 16 May 1942 Northeast end of San Juan Island; east shore of Dream Lake, Roche Harbor road. WTU-316156 Elev. 210 ft. T36N R3W S33 NW 1/4 of NW 1/4; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Rosaceae With Alnus rubra. Bird-sown weed, in thickets. Phenology: Fruits. Origin: Introduced. Prunus virginiana L. P. F. Zika 14113 22 Aug 1999 U.S.A., WASHINGTON, MASON COUNTY: Lake Cushman, near Mount Rose trail, Olympic Forest. WTU-340153 Elev. 800 ft. 47.42167°, -123.22167°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Slope 60% south; soil shallow, rocky. timbered, with Saxifraga, poison oak, madrona. Growing in open dry places. Rare. Phenology: Flowers. Origin: Native. J. E. Schwartz 316 5 Jun 1937 WTU-91497 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHATCOM COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: Skagit River Gorge. Skagit River, 1 mile easterly of Rockport; south side. 48.677301°, -121.242273°; WGS 84, uncertainty: 10000 m., Elev. 250 ft. Source: GeoLocate, Georef'd by WTU Staff 48.480957°, -122.254233°; WGS 84, uncertainty: 10000 m., In crevices of cliffs. Phenology: Fruits. Origin: Native. Source: GeoLocate, Georef'd by WTU Staff Hedgerow between highway right-of-way and cultivated field, with W. C. Muenscher 9937 14 Jun 1939 symphoricarpos albus. Tree ca. 3 meters tall. Phenology: Flowers. Origin: Native. WTU-55607 Naas 1330 20 May 1972 with Cheney Rosaceae WTU-321810 Prunus virginiana L. U.S.A., WASHINGTON, CHELAN COUNTY: Rosaceae Along Swakane Creek, 3 miles up from its mouth. 47.543495°, -120.29149°; WGS84, uncertainty: 10000 m., Source: Prunus virginiana L. GeoLocate, Georef'd by WTU Staff Yellow pine slopes. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, THURSTON COUNTY: Yelm Prairie. J. William Thompson 17313 11 Jun 1956 46.94222°, -122.60472°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-172614 Phenology: Fruits. Origin: Native. C. V. Piper 1129 1 Sep 1891 Rosaceae WTU-10483 Prunus virginiana L. U.S.A., WASHINGTON, OKANOGAN COUNTY: Rosaceae Muckamuck Lookout. Elev. 3000 ft. Prunus virginiana L. 48.611032°, -119.856611°; WGS 84, uncertainty: 4000 m., Source: Georeferenced, Georef'd by WTU Staff U.S.A., WASHINGTON, WHITMAN COUNTY: Moist slopes and along creeks. Phenology: Flowers. Origin: Native. Pullman. 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: Robert Bigelow 61 Jul 1931 Nat. Geog. TOPO!, Georef'd by John Bassett Phenology: Flowers. Origin: Native. WTU-23115 C. V. Piper s.n. Jun 1902 Rosaceae WTU-10454 Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, SPOKANE COUNTY: Bonnie Lake. Prunus virginiana L. 47.27333°, -117.5675°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, YAKIMA COUNTY: Open hillsides and rocky benches. Common. Phenology: Flowers. Near Naches. Origin: Native. 46.73111°, -120.69833°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff Harold St. John 3162 30 May 1923 Fruit dark red. Phenology: Fruits. Origin: Native. with F. L. Pickett, F. A. Warren George Neville Jones 8608 20 Sep 1935 WTU-107986 WTU-30792 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, STEVENS COUNTY: Cedonia. U.S.A., WASHINGTON, BENTON COUNTY: 48.15389°, -118.16806°; WGS 84, uncertainty: 10000 m., Source: Hanford Reservation; Upper Snively field. GeoLocate, Georef'd by WTU Staff Elev. 2100-2250 ft. Damp or dry thickets. Flowers in long racemes, fruit deep red or T11N R25E S20; WGS 84, uncertainty: 800 m., Source: darker. Fruits collected on 7 August, 1946. Phenology: Fruits. Origin: GeoLocate, Georef'd by WTU Staff Native. Formerly Artemisia/Agropyron association. Ritzville Silt Loam. Growing by small spring. Phenology: Flowers. Origin: Native. Mae E. Dennis s.n. 27 Jul 1946 Joan T. O?Farrell 72-223 21 May 1972 WTU-111857 with Thomas P. O’Farrell WTU-260236 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: 2 miles northwest of Moore Point, Lake Chelan. Brewster. 48.255744°, -120.645449°; WGS84, uncertainty: 1000 m., Source: 48.09611°, -119.77944°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Open slope. Plant about 4 meters tall. General: shrub, rarely over 4 Rocky sagebrush land. Phenology: Flowers. Origin: Native. (6) meters tall; along the east base of the Cascades. Phenology: Flowers. Origin: Native. Edith MacFarlane s.n. 15 Apr 1934 Naas 125 20 May 1970 WTU-23644 WTU-323860 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, SPOKANE COUNTY: Spokane. U.S.A., WASHINGTON, DOUGLAS COUNTY: 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: Badger Mountain. GeoLocate, Georef'd by WTU Staff Elev. 4000-5000 ft. On river banks. Phenology: Flowers. Origin: Native. 47.43917°, -120.07278°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Sister Mary Milburge s.n. Apr 1931 By a stream at 4500 ft. Phenology: Flowers. Origin: Native. WTU-23119 J. William Thompson 14636 1 Jun 1940 WTU-347678 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, STEVENS COUNTY: Prunus virginiana L. East shore of Columbia River at Marcus. 48.573336°, -118.087048°; WGS 84, uncertainty: 5000 m., U.S.A., WASHINGTON, GRANT COUNTY: Source: GeoLocate, Georef'd by WTU Staff Lakeside below the Dry Falls, near Coulee City. Sandy river shore. Below 1290 ft. level. A shrub two meters high. 47.605556°, -119.355833°; NAD 27, uncertainty: 2000 m., Source: Phenology: Flowers. Origin: Native. Georeferenced, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. H. T. Rogers 410 8 May 1940 J. William Thompson 6187 2 May 1931 WTU-83071 WTU-23118JWT Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHITMAN COUNTY: Hillside east of Poe Asphalt Company, Pullman. U.S.A., WASHINGTON, KITTITAS COUNTY: Elev. 2400 ft. East of Cle Elum. 46° 43' N, 117° 9' 9" W; T14N R45E S4 47.189167°, -120.881111°; NAD 27, uncertainty: 10000 m., Phenology: Fruits. Origin: Native. Source: Georeferenced, Georef'd by WTU Staff Along creek margins. Phenology: Flowers. Origin: Native. Sarah Gage G&R 967 7 Jun 1993 with Teresa Leyens J. William Thompson 9041 19 Jun 1933 WTU-345388 WTU-23113JWT Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Cowiche Canyon railroad bed and adjacent bluffs. Along Dallesport Road 0.2 miles west of its junction with UW Hwy Elev. 1400 ft. 197 near the north end of The Dalles Bridge, or 1.7 airline miles east 46° 37' N, 120° 38' W; T13N R18E S18 of Dallesport. Plants in fruit. Phenology: Fruits. Origin: Native. Elev. 197 ft. T2N R13E S35; NAD 27, uncertainty: 805 m., Source: TRS2LL, Sarah Gage G&R 145 24 May 1992 Georef'd by Ben Legler with Sharon Rodman Assoc. genera: Anthriscus, Asclepias, Poa bulbosa, Juncus, Carex, Bromus tectorum, Achillea, Phacelia, Eriogonum, Centaurea, WTU-344512 Lupinus, Erodium. Shrub 2.1 meters tall; flowers white. Phenology: Flowers. Origin: Native. Richard R. Halse 3810 1 May 1989 WTU-318287 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, ASOTIN COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: Northwest slopes of Lime Hill, near mouth of Grande Ronde River. Below N Stevens St., near N 37th St. Tacoma. Elev. 1000-1200 ft. Elev. 295 ft. T7N R46E S24; WGS 84, uncertainty: 10000 m., Source: 47° 17' N, 122° 29.8' W GeoLocate, Georef'd by WTU Staff Steep wooded bank, E aspect. White petals 4.3-5.8mm long, 27-30 Steep grassy slope, full sun, with Amelanchier. White flowers, showy stamens, yellow anthers, flowers 11-16mm wide, 100s of shrubs bird-sown adventive, uncommon. Phenology: Flowers. Origin: 2-8m tall. Red-brown bark on young growth. Phenology: Fruits. Introduced. Origin: Native. Cultivated. P. F. Zika 14879 29 Mar 2000 P. F. Zika 1679111 22 Apr 2002 with A.L. Jacobson WTU-348573 WTU-350418 Rosaceae Rosaceae Prunus laurocerasus L. Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: Central Park: east of Pioneer Road, north of Karjala Road. U.S.A., WASHINGTON, KING COUNTY: 46° 58' 16" N, 123° 42' 3" W Frink Park, below Lake Washington Boulevard S., Mount Baker Edge of spruce and red cedar woods. Evergreen shrub about 4 Ridge, Leshi, Seattle. meters tall. Phenology: Flowers. Origin: Introduced. Elev. 98 ft. T24N R4E S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, G. C. Tucker 12694 21 May 2002 Georef'd by Ben Legler Forested slope, ravine. 15 meter tall tree, dark bark, corymbs WTU-348827 pubescent, sepals ciliate, reflexed, 2.8-3.2 mm long, leaves folded in bud, inflorescence bracts with 0.5 mm teeth, yellow anthers, fresh petals 6.8-7.4 mm long, fresh flosers 16-18 mm diameter. Rosaceae Phenology: Flowers. Origin: Introduced. Prunus virginiana L. P. F. Zika 15951 20 Apr 2001 with A. L. Jacobson U.S.A., WASHINGTON, FERRY COUNTY: Okanogan Valley: National Forest Road 2030. 1 mile north of Old WTU-351285 Stage trailhead turnoff. Elev. 5400 ft. 48° 42' 47" N, 118° 26' 15" W; T37N R35E S7 Open slope in meadow with rock outcrop. Pinus contorta, Douglas Rosaceae fir, larch. White flowers; leaves often infested with 1/16" - 1/8" galls. On exposed soil. 3' x 3' shrubs. Phenology: Flowers. Origin: Native. Prunus emarginata (Douglas) Eaton Robert Goff 99-10 9 Jul 1999 U.S.A., WASHINGTON, PIERCE COUNTY: Below N Stevens St., near N 37th St. Tacoma. WTU-349478 Elev. 295 ft. 47° 17' N, 122° 29.8' W Steep, wooded bank, east aspect. White petals 4.3-5.8 mm long, Rosaceae 27-30 stamens, yellow anthers, flowers 11-16 mm wide; 100s of shrubs 2-8 m tall, red-brown bark on young growth. Phenology: Prunus virginiana L. Flowers. Origin: Native. U.S.A., WASHINGTON, FERRY COUNTY: P. F. Zika 16791 22 Apr 2002 Colville National Forest: Ferry City. Drive up North fork Trout Creek, with A. L. Jacobson approximately 20 miles north-northwest of Republic. East side Bode Mtn. near Canadian border. WTU-350328 T38 N R32 E S6; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Grassy meadows facing S and W below Bodie Mt. and S along the Rosaceae road 1/8 of a mile. A few shrubs - ninebark (very common at slightly lower elevations), ribes, snowberry. Many grasses, heavily Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. vegetated. Occasional trees in upper meadow. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, WHATCOM COUNTY: Zell Rd. just E of I5, 0.2 mi. S of junction with Willeys Lake Rd. 6 km Jessie Johanson 99-127 10 Jul 1999 W of Willey Lake. Elev. 72 ft. WTU-349469 48° 55.1' N, 122° 37.9' W; T40N R1E S36 Edge of disturbed second-growth woods of Pseudotsuga menziesii, with Prunus avium, P. emarginata, Symphoricarpos. White flowers, petals pubescent, 9-11 mm long, pedicels 7-13 mm, peduncles 7-10 mm long; pits smooth, 10-11 x 7-8 mm wide; trees 12m tall, single-trunk, dark grey bark. Phenology: Flowers. Origin: Unknown. P. F. Zika 16916 24 May 2002 WTU-351048 Rosaceae Rosaceae Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., WASHINGTON, KING COUNTY: Chinaberry Hill Inn, corner of Tacoma Acenue nd N 3rd St. Tacoma. Cascade Mountains of Western Washington: Powerline along Elev. 262 ft. Kerriston road. 47° 15.9' N, 122° 27.1' W Elev. 1000 ft. Yard. White flowers, petals pubescent, 9-11 mm long, pedicels 7-13 T22N R7E S2 NE 1/4; NAD 27, uncertainty: 805 m., Source: mm, peduncles 7-10 mm long; 3 large 5-8 m tall single-trunked trees TRS2LL, Georef'd by Ben Legler in yard. Phenology: Flowers. Origin: Unknown. Cultivated. Other plants in area: Alnus rubra, bracken fern, Rubus parviflora, Plantago major, Juncus effusus, Gaultheria shallon, Maianthum P. F. Zika 16819 28 Apr 2002 dilatatum, Dicentra sp. Phenology: Flowers. Origin: Native. WTU-351052 Alan C. Yen 01-36 26 May 2001 WTU-351204 Rosaceae Rosaceae Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: Route 520, E Roanoke St. near Boyer Ave. E. Montlake, Seattle. U.S.A., WASHINGTON, KING COUNTY: Elev. 49 ft. Cascade Mountains of Western Washington: Lost Creek (historic). 47° 38.6' N, 122° 19' W; T25N R4E S20 Elev. 2600 ft. Thickets below 520. Large colony, flowered heavily but only 3 T22N R8E S4 & 11; NAD 27, uncertainty: 805 m., Source: immature fruit seen. Phenology: Flowers. Origin: Unknown. TRS2LL, Georef'd by Ben Legler Cultivated. Collected west of creek and north of road 800. Tsuga heterophylla old growth forest. Small tree on roadside. Phenology: Flowers. P. F. Zika 16311 20 Jun 2001 Origin: Native. WTU-351051 Denise Liguori 01-23 26 May 2001 with Cindy Spurgeon, Kris DeLancey, Tara Fletcher WTU-351692 Rosaceae Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus emarginata (Douglas) Eaton Near corner of 19th Ave. E and E Mercer St. Capitol Hill, Seattle. Elev. 377 ft. U.S.A., WASHINGTON, KLICKITAT COUNTY: T25N R4E S28; NAD 27, uncertainty: 805 m., Source: TRS2LL, Gifford Pinchot National Forest:. Georef'd by Ben Legler Elev. 1132 ft. 15m tall tree, dark bark, corymbs pubescent, sepals ciliate, 2.5 mm 45° 58.907' N, 121° 7.502' W; T5N R13E S25 long, leaves folded in bud, inflorescence bracts with 0.4 mm teeth, Phenology: Fruits. Origin: Native. 20 yellow anthers. Phenology: Buds. Origin: Unknown. Cultivated. Doug Williams 01-14 16 Jun 2001 P. F. Zika 15950 20 Apr 2001 WTU-352069 WTU-351050 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus avium (L.) L. U.S.A., WASHINGTON, SKAMANIA COUNTY: Gifford - Pinchot National Forest. Riparian corridor along unnamed U.S.A., WASHINGTON, KING COUNTY: creek - Forest Service Road 6615 at bridge crossing. Near west shore of Larsen Lake, near 148th Avenue, Bellevue. Elev. 3054 ft. Elev. 262 ft. 45° 55.298' N, 121° 42.983' W 47° 36.3' N, 122° 8.5' W; T25N R5E S35 Populus balsamifera, Picea engelmanii, and Pseudotsuga menziesii. Thickets near W shore of lake. Leaves pubescent and folded in bud, 2 meters tall; growing on roadside with Acer circinatum and Cornus teeth 0.5 mm on inflorescence bracts, sepals 2.4-2.7 mm ciliate or sericea. Flowers white. Phenology: Flowers. Origin: Native. glabrous; anthers yellow, dark bark on tree 12m tall. Phenology: Buds. Origin: Unknown. Cultivated. Sharon Rodman 579 16 Jun 2001 P. F. Zika 15946 20 Apr 2001 WTU-352095 WTU-351048A Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus avium (L.) L. U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: Below N Stevens St., near N 37th St. Tacoma. South of airstrip, west side of Roche Harbor Road, Roche Harbor, Elev. 295 ft. San Juan Island, San Juan Islands, Puget Sound. 47° 17' N, 122° 29.8' W Elev. 66 ft. Steep wooded bank. White petals 4.3-5.8mm long, 27-30 stamens, 48° 36.6' N, 123° 8.4' W; T36N R4W S24; Source: Specimen yellow anthers, flowers 11-16 mm wide. 100s of shrubs 2-8m tall, label red-brown bark on young growth. Phenology: Flowers. Origin: Common escape from cultivation in area. Mature leaves 11.7-14 x Native. .67-7.3 cm wide; fruiting pedicels 33-44 mm long; pits 9-10 x7-8 mm wide, smooth, subglobose, ridged on one side. Trees 8 m tall, P. F. Zika 16791 22 Apr 2002 thickets with Rubus armeniacus, R. ursinus, Prunus mahaleb, Symphoricarpos albus. Phenology: Flowers. Origin: Introduced. WTU-352420 P. F. Zika 17759 1 Sep 2002 Rosaceae WTU-353025 Prunus cerasifera Ehrh. Rosaceae U.S.A., WASHINGTON, SKAGIT COUNTY: Along Hwy 9, 1.5 miles NE of Lake McMurray at the first crossing of Prunus virginiana L. Lake Creek. Elev. 190 ft. U.S.A., WASHINGTON, ASOTIN COUNTY: 48° 20' 15" N, 122° 12' 29" W East shore of Grand Ronde River, approximately one mile S of Riparian zone with Alnus rubra, Picea sitchensis, Rubus parviflorus. mouth, Rogersburg Road. Single tree 4 meters tall growing along edge of highway; petals very Elev. 820 ft. light pink. Phenology: Flowers. Origin: Introduced. 46° 4.1' N, 116° 59' W; T7N R46E S24 Thickets, partial shade, with scattered Celtis, cobble. White flowers, Ben Legler 153 1 Apr 2003 3 m tall shrubs. Phenology: Flowers. Origin: Native. WTU-352609 P. F. Zika 18373 16 May 2003 WTU-353026 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, LEWIS COUNTY: Prunus lusitanica L. Two miles S of Route 12 on I-5, mile marker 66, near Sargent Road. 46° 30.8' N, 122° 52.6' W U.S.A., WASHINGTON, SAN JUAN COUNTY: Edge of conifer forest, E aspect, partial shade with Pseudotsuga Above West Side Road, approximately 2 km SE of Deadmans Bay, menziesii, Thuja plicata, Gaultheria shallon. Six m tall tree, white San Juan Island, Puget Sound. flowers 24-32 mm diameter, petals notched, cupped, 11-16 mm Elev. 120 ft. long, 3-4 flowers/umbel, 35-39 stamens, pedicels 2.5-4.1 cm; pits T35N R4W S25; WGS 84, uncertainty: 300 m., Source: ellipsoid-globose. Phenology: Flowers. Origin: Introduced. Georeferenced, Georef'd by WTU Staff On steep ledgy slope, near fallen fence, with Rubus armeniacus. P. F. Zika 16792 24 Apr 2002 Immature fruit red, ovate, infructescenced erect; bird-sown adventive shrub 2 m tall. (= collection number 14898). Phenology: Fruits. WTU-353032 Origin: Introduced. P. F. Zika 17772 3 Sep 2002 Rosaceae WTU-353024 Prunus avium (L.) L. U.S.A., WASHINGTON, BENTON COUNTY: Rosaceae George Washington Way near Lee Boulevard, small tributary to Columbia River. Prunus ×pugetensis Jacobson & Zika Elev. 361 ft. 46° 17' N, 119° 16' W; T9N R28E S11 U.S.A., WASHINGTON, PIERCE COUNTY: Bird-sown adventive, naturalized in thickets along creek and near Chinaberry Hill Inn, corner of Tacoma Avenue and North 3rd Street, dike. Fruits subglobose, black, sweet, 15-16 x 13-14 mm wide; pits Tacoma. 10 x 9 mm wide; fruiting pedicels 24-32 mm long; leaves obovate, Elev. 262 ft. 9.6-11.7 x 5.0 -5.7 cm wide. Phenology: Flowers. Origin: Introduced. 47° 15.9' N, 122° 27.1' W Three large trees in yard, 5-8 m tall single-trunked trees, flowers in P. F. Zika 18035 6 Oct 2002 bud mostly. (P. avium x emarginata) (= collection number 16819). Phenology: Flowers. Origin: Introduced. WTU-353030 P. F. Zika 16790 24 Apr 2002 WTU-353033 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus mahaleb L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: East side of I-405. 0.1 road miles S of milepost 17, Kirkland. Campus of University of Washington, Seattle. 47° 39.7' N, 122° 11.1' W; T25N R5E S8 Elev. 66 ft. Edge of second-growth woods, with Pseudotsuga menziesii, Arbutus 47° 39' N, 122° 18.3' W; T25N R4E S16 menziesii, Acer macrophyllum. Cornus nuttallii, Cytisus scoparius, Adventive on steep south western slope in ivy plantings. 3 meter tall Rubus ursinus. Partial shade. Prunus avium already finished bush, widely spreading; white flowers 11-12 mm diamter, yellow flowering here. Ten small trees, 4-6 m tall, dark gray bark; white anthers; sepals entire, spreading. Phenology: Flowers. Origin: flowers, 22-24 mm diameter, petals 9-11 mm long; sepals reflexed; Introduced. mostly umbels, a few corymbs. (Prunus avium x emarginata) . Phenology: Flowers. Origin: Introduced. P. F. Zika 16854 8 May 2002 P. F. Zika 18334 11 May 2003 WTU-353178 WTU-353031 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, PIERCE COUNTY: North 45th Street near Verde Street, Tacoma. U.S.A., WASHINGTON, KING COUNTY: Elev. 262 ft. East side of I-405, 0.5 road miles N of milepost 15, Bellevue. 47° 17.4' N, 122° 29.8' W 47° 38.5' N, 122° 11.1' W; T25N R5E S20 1 large topped tree in yard, about 50 cm diameter at breat height Edge of second-growth woods, with Pseudotsuga menziesii, Acer (d.b.h.), dark gray bark; white flowers 18-21 mm diamter, petals 8-10 macrophyllum, partial shade. One ten meter tall tree, dark gray bark; mm long; pits 9 x 7 mm wide. [P. avium x emarginata]. Phenology: white flowers 17-21 mm diameter; petals 8-10 mm long; sepals Flowers & Fruits. Origin: Introduced. reflexed; ants on flowers. (Prunus avium already finished flowering here). (P. avium x emarginata). Phenology: Flowers. Origin: P. F. Zika 16851 8 May 2002 Introduced. WTU-353179 P. F. Zika 18333 11 May 2003 WTU-353029 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae CANADA, BRITISH COLUMBIA: Prunus ×pugetensis Jacobson & Zika Beacon Hill Park near Michigan Street, Victoria, Vancouver Island. Elev. 49 ft. U.S.A., WASHINGTON, KING COUNTY: 48° 25' N, 123° 12.9' W Near corner of 19th Avenue East and East Mercer Street. Thickets with Quercus garryana, Thuja plicata, Symphoricarpos Elev. 377 ft. albus. 5 mature trees, to 27 cm diameter at breast height (d.b.h.), T25N R4E S28; NAD 27, uncertainty: 805 m., Source: TRS2LL, 5-8 meters tall, and 30 saplings; white flowers 18-21 mm diameter; Georef'd by Ben Legler petals 7-9 x 6-7.5 mm wide, slightly veiny. [P. avium x emarginata]. Winter twigs from tree 15 meters tall, dark gray bark. [P. avium x Phenology: Flowers & Fruits. Origin: Introduced. emarginata]. Phenology: Vegetative. Origin: Native. P. F. Zika 16846 6 May 2002 P. F. Zika 16758 15 Feb 2002 with A. & O. Ceska WTU-353176 WTU-353180

Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus avium (L.) L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, COWLITZ COUNTY: West shore of Larsen lake, near 148th Avenue. Huntington Avenue south, near Larson Lane southwest, south end of Elev. 262 ft. Castle Rock. T25N R5E S35; WGS 84, uncertainty: 500 m., Source: 46° 15.8' N, 122° 53.7' W; T9N R2W S14 GeoLocate, Georef'd by WTU Staff Thickets, with Corylus cornuta, Populus balsamifera, Oemleria, Thickets. Winter twigs from tree 12 meters tall, dark gray bark. [P. Rubus ursinus, Salix sitchensis. 4-6 meters tall trees, dark gray bark, avium x emarginata]. Phenology: Vegetative. Origin: Introduced. white flowers. Phenology: Flowers & Fruits. Origin: Introduced. P. F. Zika 16754 15 Feb 2002 P. F. Zika 16799 24 Apr 2002 WTU-353177 WTU-353036 Rosaceae Rosaceae Prunus avium (L.) L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, LEWIS COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: Jackson Highway near Route 505, 2 miles north east of Toledo. 0.4 miles south of Lake McMurray, along Hwy 9 where it crosses old 46° 27.4' N, 122° 50.5' W; T11N R1W S5 railroad tracks. Edge of second-growth Pseudostuga menziesii forest, with Elev. 235 ft. Oemleria, Amelanchier alnifolia, Symphoricarpos albus. 7 meter tall 48° 18' 30" N, 122° 12' 53" W tree, dark gray back, white flowers 23-30 mm diameter, sepals Edge of forest along wetland, dominated by Pseudotsuga menziesii. relexed, petal notched, cupped, 12-14 mm long, 3-4 fl/umbel, 37-39 Petals white, 6 mm long; single tree ca. 6 meters tall. Phenology: stamens, pedicels 27032 mm. Phenology: Flowers & Fruits. Origin: Flowers. Origin: Native. Introduced. Ben Legler 293 29 Apr 2003 P. F. Zika 16797 24 Apr 2002 WTU-353641 WTU-353035 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus avium (L.) L. CANADA, BRITISH COLUMBIA: U.S.A., WASHINGTON, SKAGIT COUNTY: Near summit of east slope of Beacon Hill, Beacon Hill Park, near Southeast end of Lake McMurray, at WDFW public boat launch and Park Way and Dallas Way. access road. Elev. 131 ft. Elev. 245 ft. 48° 24.6' N, 123° 21.8' W 48° 18' 43" N, 122° 13' 9" W With Quercus garryana, Oemleria, Camassia quamash, Mix of forest and small wet overgrown fields near homes. Common Symphoricarpos albus. About 100 small trees 2.5-6 meters tall; white tree in area; petals white, to 16 mm long. Phenology: Flowers. petals 8-9 mm long, sepals relexed; flower 17-18 mm diameter; Origin: Introduced. peduncles 10-31 mm long; pedicles 7-16 mm long; pits ellipsoid, veiny, 9-10 x 7-8 mm wide. [ Prunus . avium x emarginata]. Ben Legler 294 29 Apr 2003 Phenology: Flowers & Fruits. Origin: Introduced. WTU-353630 P. F. Zika 16848 6 May 2002 with A. and O. Ceska Rosaceae WTU-353185 Prunus domestica L. Rosaceae U.S.A., WASHINGTON, SKAGIT COUNTY: Southeast end of Lake McMurray, at WDFW public boat launch and Prunus virginiana L. access road. Elev. 245 ft. U.S.A., WASHINGTON, WHATCOM COUNTY: 48° 18' 43" N, 122° 13' 9" W Ross Lake National Recreation Area: Little Beaver Creek Trail; north Mix of forest and small wet overgrown fields near homes. Large brink of canyon mouth. thicket of small stems spreading through field along road; probably Elev. 1935 ft. originating from planted material. Phenology: Flowers. Origin: 48° 55' N, 121° 5' W; UTM Zone 10, 640424.532E, Introduced. 5419743.761N; Source: Field notes, UTM calculated from Lat-Lon. Open woods, clearings and mossy bald. Shrub to 1 meter; growing Ben Legler 295 29 Apr 2003 on mossy bald. Phenology: Fruits. Origin: Native. WTU-353655 Greg Gust 131 13 Jul 2002 WTU-353467, NPS accession 632, catalog 22739 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, LEWIS COUNTY: Prunus domestica L. Nevil Road one quarter mile east of Winlock, Grand Prairie. Elev. 492 ft. U.S.A., WASHINGTON, WHATCOM COUNTY: T12N R2W S27; NAD 27, uncertainty: 805 m., Source: TRS2LL, Along North Red River Road, 1/4 mile west of junction with Hexton Georef'd by Ben Legler highway; north side of Lummi River. Occasional as a wild plant in area, roadside thicket with Amelanchier Elev. 10 ft. alnifolia, full sun. White flowers, sepals spreading, leaves rolled not 48° 48.6' N, 122° 38' W folded in bud, forming a large thicket. Phenology: Flowers & Fruits. Narrow grassy bank between road and river. Small trees forming Origin: Introduced. thicket on roadside; stems with thorn-like side shoots; petals white, 1-1.2 cm long. Phenology: Flowers. Origin: Introduced. P. F. Zika 16794 24 Apr 2003 Ben Legler 226 19 Apr 2003 WTU-353239 WTU-353677 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus virginiana L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: Frink Park, below lake Washington boulevard South. Rocky southeast shore of Palmer Lakie, near unofficial northern boat Elev. 98 ft. ramp, by Loomis Highway. T24N R4E S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, Elev. 1148 ft. Georef'd by Ben Legler T39N R26E S18; WGS 84, uncertainty: 10000 m., Source: Forested slope, ravine. Winter twigs from tree 15 meters tall, dark GeoLocate, Georef'd by WTU Staff gray bark. Phenology: Buds. Origin: Native. Rocky shore, with Rosa woodsii. Fruit black, shiny, 9-10 x 10-11 mm wide; trees 2-8 meters tall, leaves turning dull orange-brown. P. F. Zika 16759 15 Feb 2002 Phenology: Fruits. Origin: Native. WTU-353240 P. F. Zika 17917 20 Sep 2002 WTU-353583 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus avium (L.) L. Near corner of 19th Avenue East and East Mercer Street. Elev. 377 ft. U.S.A., WASHINGTON, SNOHOMISH COUNTY: T25N R4E S28; NAD 27, uncertainty: 805 m., Source: TRS2LL, 3.5 miles SW of Arlington, along south side of Arlington Municipal Georef'd by Ben Legler Airport property north of 172nd St NE. Winter twigs from tree 15 meters tall, dark gray bark. Phenology: Elev. 125 ft. Buds. Origin: Introduced. 48° 9' 16" N, 122° 9' 53" W; uncertainty: 100 m. Edge of forest, with Pseudotsuga, Pinus spp., Prunus emarginata. P. F. Zika 16757 15 Feb 2002 Small trees scattered through forest; petals to 15 mm long, pale pink. Phenology: Flowers. Origin: Introduced. WTU-353241 Ben Legler 272 26 Apr 2003 Rosaceae WTU-353924 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Montlake Playfield, near East Roanake Street. Prunus avium (L.) L. Elev. 49 ft. T25N R4E S21; NAD 27, uncertainty: 805 m., Source: TRS2LL, U.S.A., WASHINGTON, KITSAP COUNTY: Georef'd by Ben Legler University of Washington's Big Beef Creek Field Station, 9 miles NW Thickets. 10 meter tall tree, dark gray bark. Phenology: Fruits. of Bremerton; along gravel road leading to fish ladder. Origin: Introduced. Elev. 20 ft. 47° 38' 59.9" N, 122° 46' 51.3" W P. F. Zika 16756 15 Feb 2002 Forest and wetlands bisected by gravel road bed; with Thuja, Acer macrophyllum, Alnus rubra. Single small tree in 4 meters tall on WTU-353242 roadside; petals pale pink. Phenology: Flowers. Origin: Introduced. Ben Legler 317 3 May 2003 Rosaceae with David Giblin Prunus ×pugetensis Jacobson & Zika WTU-353846 U.S.A., WASHINGTON, SAN JUAN COUNTY: Footpath to Point Colville, south end of Lopez island, San Juan Rosaceae Islands, Puget Sound. Elev. 49 ft. Prunus emarginata (Douglas) Eaton 48° 25.4' N, 122° 48.7' W; T34N R1W S21; Source: Specimen label U.S.A., WASHINGTON, KITSAP COUNTY: Shaded, small damp opening in forest, with Pseudotsuga menziesii, West shore of Big Beef Harbor, at cabins for UW's Big Beef Creek Alnus rubra, Carex obnupta, Polystichum munitum. Shaded tree 20 Field Station; 9 miles NW of Bremerton. meters tall, dark gray bark, most flowers aborting. Phenology: Elev. 10 ft. Flowers & Fruits. Origin: Introduced. 47° 39' 20.9" N, 122° 47' 14" W Grass covered gravel parking area and shrub borders around P. F. Zika 18342 12 May 2003 cabins. Petals white, 6-7 mm long; small tree 5 meters tall with 25 cm diameter trunk. Phenology: Flowers. Origin: Native. WTU-353250 Ben Legler 334 3 May 2003 with David Giblin WTU-353837 Rosaceae Rosaceae Prunus spinosa L. Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, PACIFIC COUNTY: U.S.A., WASHINGTON, LEWIS COUNTY: North side of Route 6, near Fern Creek, about 1.3 miles east of West side of Interstate-5, at edge of Fords Prairie. Frances, by abandoned railroad line. Elev. 197 ft. Elev. 295 ft. T15N R2W S31; NAD 27, uncertainty: 805 m., Source: TRS2LL, 46.544412°, -123.518403°; WGS 84, uncertainty: 1000 m., Georef'd by Ben Legler Source: GeoLocate, Georef'd by WTU Staff In full bloom flowers visited by Bombus and ants; upper edge of wet Thickets, with Salix hookeriana, Amelanchier alnifolia. 2.5 meter tall ash woods, with Fraxinus latifolia, Alnu robra, Rubus armeniacus, shrub; spiny, thickety-forming shrubs 2-4 meters tall; flowers solitary; parents in general vicinity. Circa 30 trees, 3-8 meters tall; bark dark petals suborbicular, white, 4.5-4.8 mm. long; sepals spreading; gray to shiny dark coppery-brown; flowers white, 23-27 mm anthers orange-yellow. Phenology: Flowers. Origin: Introduced. diameter; sepals reflexed; petals 11-12 mm long. Phenology: Flowers. Origin: Introduced. P. F. Zika 18249 23 Apr 2003 P. F. Zika 18308 5 May 2003 WTU-353877 WTU-353886 Rosaceae Rosaceae Prunus avium (L.) L. Prunus virginiana L. U.S.A., WASHINGTON, PIERCE COUNTY: About 1 kilometer west of Bay Lake, Key Peninsula, west side of Key U.S.A., WASHINGTON, KLICKITAT COUNTY: Peninsula Highway. Horsethief Lake State Park, 1 mile east of Dalles Dam. Elev. 213 ft. Elev. 148 ft. 47° 14.9' N, 122° 46.2' W; T20N R1W S2 45° 38.7' N, 121° 6.3' W; T2N R14E S19 In partial shade, roadside thicket, with Prunus avium, Pseudotsuga Scattered along shore of embayment, full sun, with Amorpha, Salix menziesii, Acer macrophyllum, Gaultheria shallon. One tree 8 exigua, Robini pseudoacancia. 2 meter tall shrub, white flowers 10 meters tall; flowers white, 25-27 mm diameter; sepals reflexed; mm diameter; petals orbicular, 4 mm long; sepals spreading. petals 11-12 mm long. Phenology: Flowers. Origin: Introduced. Phenology: Flowers. Origin: Native. P. F. Zika 18304 5 May 2003 P. F. Zika 18323 6 May 2003 WTU-353883 WTU-353889

Rosaceae Rosaceae Prunus avium (L.) L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., WASHINGTON, WHATCOM COUNTY: East side of Key Peninsula Highway, 200 meters north of McEwan Ross Lake National Recreation Area; along east side of Ross Lake Road. near Lightning Creek. Elev. 279 ft. 48° 52.3' N, 121° 1' W; UTM Zone 10, 645439.116E, 47° 16.9' N, 122° 45.7' W; T21N R1W S26 5414867.163N; Source: Field notes, UTM calculated from Lat-Lon. Partial shade, edge of mixed forest, with Pseudotsuga menziesii, West-facing slope, full sun. Phenology: Fruits. Origin: Native. Acer macrophyllum, Thuja plicata, Rhamnus purshiana, Oemleria, Vaccinium ovatum, Gaultheria shallon. About 15 trees, 4-12 meters Phil Smith 71202-21 12 Jul 2002 tall; flowers white, 21-22 mm diameter; sepals reflexed; petals 9-10 mm long; anthers yellow. Phenology: Flowers. Origin: Introduced. WTU-354265, NPS accession 632, catalog 23509 P. F. Zika 18303 5 May 2003 Rosaceae WTU-353884 Prunus mahaleb L. Rosaceae U.S.A., WASHINGTON, KLICKITAT COUNTY: Horsethief Lake State Park, 1 mile east of Dalles Dam. Prunus ×pugetensis Jacobson & Zika Elev. 148 ft. 45° 38.7' N, 121° 6.3' W; T2N R14E S19 U.S.A., WASHINGTON, PIERCE COUNTY: Scattered along shore of embayment, full sun, with Amorpha, Salix East side of Lacey Road, .7 road miles south or Route 302. exigua, Robinia pseudoacacia. 1.5 m tall shrub, immature fruit Elev. 115 ft. green. Phenology: Flowers & Fruits. Origin: Introduced. T22N R1W S35; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler P. F. Zika 18322 6 May 2003 Edge of woods, with Pseudotsuga menziesii, Alnus rubra, Salix scouleriana, and both parents; partial shade. Circa 5 trees, to 8 WTU-353890 meters tall; flowers white, 25-27 mm diameter; sepals reflexed; petals 11-12 mm long, some slightly notched. Phenology: Flowers. Origin: Introduced. P. F. Zika 18307 5 May 2003 WTU-353885 Rosaceae Rosaceae Prunus avium (L.) L. Prunus padus L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: Fenceline between Watmough Head Road and pasture, 0.1 road 5 miles west of Arlington, along Jackson Gulch Road where it mile from junction with Aleck Bay Road, S end of Lopez Island, San crosses Pilchuck Creek, just upstream from mouth of creek. Juan Islands, Puget Sound. Elev. 30 ft. Elev. 98 ft. 48° 12' 35" N, 122° 13' 31" W 48° 26' N, 122° 50' W; T34N R1W S20; Source: Specimen label Riparian floodplain forest of Alnus rubra and Populus balsamifera. Common in roadside thickets, full sun, with Shepherdia canadensis, Single slender tree ca. 7 meters tall on edge of road where refuse Rosa nutkana, Rubus armeniacus, Symphoricarpos albus. Small has been dumped; calyx lobes with glandular teeth; hypanthium trees 3-5 m tall; dark gray bark, immature fruit green, globose. densely pubescent within; petals 5 mm long, white. Phenology: Origin: Introduced. Flowers. Origin: Introduced. P. F. Zika 18340 12 May 2003 Ben Legler 357 5 May 2003 WTU-353253 WTU-355607

Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus padus L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: Fenceline between Watmough Head Road and pasture, 0.1 road 0.5 mile due north of Sylvana, along southeast shoulder of Hwy 530 mile from junction with Aleck Bay Road, S end of Lopez Island, San 0.2 miles west of where it crosses Stillaguamish River. Juan Islands, Puget Sound. Elev. 25 ft. Elev. 98 ft. 48° 12' 30" N, 122° 15' 4" W 48° 26' N, 122° 50' W; T34N R1W S20; Source: Specimen label Farm fields and strip of trees and shrubs along road, with Prunus Common (see c. 45 trees) in roadside thickets, full sun, with Prunus avium, Rubus discolor, Salix. Single tree ca 8 meters tall, much avium, Shepherdia canadensis, Rosa nutkana, Rubus armeniacus, branched, probably not planted here; hypanthium pubescent within; Symphoricarpos albus. Small trees 3m tall; dark gray bark, white petals white, to 8 mm long. Phenology: Flowers. Origin: Introduced. flowers 23-26 mm diameter, petals 10-11.5 mm long; sepals reflexd; anthers yellow. Ben Legler 360 6 May 2003 P. F. Zika 18341 12 May 2003 WTU-355606 WTU-353251 Rosaceae Rosaceae Prunus padus L. Prunus armeniaca L. RUSSIAN FEDERATION, SAKHALIN REGION: Sakhalin Island, central part; 10.5 km SW of Nogliki on east side of U.S.A., WASHINGTON, SKAGIT COUNTY: lower Tym River ca 1 km upstream of mouth of Parkata River. SE aspect. Ship Harbor, Shannon Point, Anacortes, Fidalgo Island, Elev. 66 ft. Puget Sound. 51° 38' 59.64" N, 142° 58' 37.98" E Elev. 7 ft. Wet boreal forest of Larix, Abies, Betula, Alnus; understory of thick 48° 30.4' N, 122° 40.6' W; T35N R1E S22 moss mats, lichens, and herbs. Berries dark maroon; small tree ca. 8 Leaning over beach sand, base of eroding slope, full sun, with Rosa meters tall. Phenology: Fruits. Origin: Native. nutkana, Pseudotsuga menziesii, Amelanchier alnifolia, Holodiscus discolor. 3 m tall tree, twigs dark brown, immature fruit green to dull Ben Legler 1049 2 Aug 2003 red, hairy; leaves glabrous, shiny above, petioles red; apparently wild,. Phenology: Flowers. Origin: Native. WTU-357154 P. F. Zika 18337 12 May 2003 Rosaceae WTU-353221 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Along Highway 530 at town of Oso. Prunus emarginata (Douglas) Eaton Elev. 200 ft. 48° 16' 16" N, 121° 55' 47" W U.S.A., WASHINGTON, WAHKIAKUM COUNTY: Brushy roadside with Prunus, Acer, Alnus. Fairly common Harrington Point, along Altoona Road 1/4 mile north of Altoona, throughout valley; petals light pink. Phenology: Flowers. Origin: north shore of Columbia River. Introduced. Elev. 40 ft. 46° 16' 2.7" N, 123° 40' 8.6" W Ben Legler 1416 4 Apr 2004 Open south facing rocky bluff below road, with forest above. Petals white, 4-5 mm long; shrubs. Phenology: Flowers & Fruits. Origin: WTU-359283 Native. Ben Legler 571 1 Jun 2003 WTU-355538 Rosaceae Rosaceae Prunus virginiana L. Prunus ×pugetensis Jacobson & Zika ined. U.S.A., WASHINGTON, OKANOGAN COUNTY: U.S.A., WASHINGTON, WHATCOM COUNTY: Okanogan National Forest. Along steep road cut on road to Hart's Along Rainbow Road paralleling southwest side of Lake Terrell; 5 Pass just below narrow, exposed section of road. miles west of Ferndale. Elev. 3539 ft. Elev. 245 ft. 48° 39.429' N, 120° 30.953' W 48° 51' 23" N, 122° 42' 3" W; NAD 27 Along steep road cut on road to Hart's Pass just below narrow, Deciduous forest of Alnus rubra, Acer macrophyllum; with brushy exposed section of road. In fruit. Phenology: Fruits. Origin: Native. understory. Small sapling at base of larger P. x pugetensis (?); flowers white, petals 8-10 mm long; inflorescences corymbs; leaves Richard G. Olmstead 03-134 26 Jul 2003 and buds sticky. Both parents nearby. Phenology: Flowers. Origin: with Sheila Olmstead, Sarah Gage, Liz Van Volkenburgh, B. Lippett, Introduced. Robert Goff, Marguerite Goff Ben Legler 1478 28 Apr 2004 WTU-362535 WTU-358498 Rosaceae Rosaceae Prunus virginiana L. Prunus padus L. U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: Swakane Wildlife Area, Swakane Canyon Road, about 8 kilometers, Along 268th St. NW, 0.34 miles west of junction with Anderson Road from junction with State Highway Alt. 97. Steep slope, north side of (28th Ave NW), 5 miles east of Stanwood. road. Elev. 360 ft. Elev. 1520 ft. 48° 14' 20" N, 122° 15' 45" W; NAD 27 47° 34' 4.6" N, 120° 19' 53.9" W Brushy roadside; moist deciduous forest. Small tree 4 meters tall on Dominated by Pinus ponderosa, Rosa, Eriogonum, Poa bulbosa, road edge; clearly not planted here; petals 6-7 mm, white; and other grasses. Petals white. Phenology: Flowers. Origin: Native. hypanthium pubescent within. Phenology: Flowers. Origin: Introduced. David Giblin 04-85 14 May 2004 with Ben Legler, Don Knoke Ben Legler 1479 28 Apr 2004 WTU-360072 WTU-362668 Rosaceae Rosaceae Prunus avium (L.) L. Prunus virginiana L. U.S.A., WASHINGTON, ISLAND COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Along Highway 525 at junction with Coles Road, 3 miles northwest of Swakane Wildlife Area. Swakane Canyon Road, about 9 km. from Clinton; Whidbey Island. junction with State Highway Alt. 97. Just beyond (west) cultivated Elev. 120 ft. area in valley; collecting in valley and slopes on both sides of road. 48° 9" N, 122° 25' 25" W; NAD 27 Elev. 1650 ft. Road shoulder on edge of Pseudotsuga forest. Petals white to very 47° 34' 34" N, 120° 20' 56" W light pink; small sapling on road edge. Phenology: Flowers. Origin: Ponderosa pine forest burned about 10 years ago. Dominated by Introduced. Balsamorhiza, grasses, Ceanothus, Lupinus. Common shrub to 2-3 meters tall; corollas white. Phenology: Flowers. Origin: Native. Ben Legler 2389 1 Apr 2005 with David Giblin David Giblin 04-106 14 May 2004 with Ben Legler, Don Knoke Herbarium: WTU WTU-359943 Rosaceae Rosaceae Prunus virginiana L. Prunus ×pugetensis Jacobson & Zika ined. U.S.A., WASHINGTON, KLICKITAT COUNTY: At Bingen. U.S.A., WASHINGTON, WHATCOM COUNTY: 45.714842°, -121.464517°; WGS 84, Along Birch Point Road 1.4 miles west of intersection with Shintaffer uncertainty: 2400 m., Source: GeoLocate, Road, and 1.4 miles southwest of Blaine. Georef'd by Joseph Stormer Elev. 50 ft. In open pine forest. Phenology: Flowers. Origin: 48° 56' 37" N, 122° 47' 44" W; NAD 27 Native. Type Specimen: Isotype. Border of housing development; deciduous forest; moist soil. Single clump of trees to 10 meters tall on road edge; petals white, 9-10 mm Wilhelm N. Suksdorf 10611 long; inflorescences vary from short-stalked umbels to corymbs; both parents common in area. Phenology: Flowers. Origin: Introduced. 22 Aug 1920 Ben Legler 1476 28 Apr 2004 WTU-195652, WTU-V-000383 WTU-358499 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus laurocerasus L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, KING COUNTY: San Juan Islands National Wildlife Refuge and Wilderness Area. Near Island Crest Park, east of Island Crest Way, Mercer Island, Castle Island. Lake Washington. Elev. 0-98 ft. Elev. 328 ft. 48.42104° N, 122.82176° W; T34N R1W S21; WGS 84, 47° 33.1' N, 122° 13.3' W; T24N R5E S19 uncertainty: 100 m., Source: Digital map Associated with Berberis, Gaultheria shallon, Arbutus menzeisii. Steep, cliffy island with many rock ledges, cracks and beaches. Occasional adventive evergreen tree, immature fruit green, Petals white; thickets on very steep west-facing cliff. Phenology: lanceovoid, pointed, 14 X 8.2-8.5 milimeters wide; shaded thickets. Flowers. Origin: Native. Phenology: Flowers. Origin: Introduced. Ben Legler 2565 28 Apr 2005 Peter F. Zika 19850 14 Jun 2004 WTU-384233 WTU-359648

Rosaceae Rosaceae Prunus laurocerasus L. Prunus sieboldii (Carr.) Whittm. U.S.A., WASHINGTON, CLARK COUNTY: U.S.A., WASHINGTON, KING COUNTY: Northwest end of Burnt Bridge Creek greenway, southwest of creek, Washington Park Arboretum, Seattle. city of Vancouver. Elev. 49 ft. Elev. 49 ft. 47° 38' N, 122° 18' W; T25N R4E S21 45° 40.4' N, 122° 41.4' W; T2N R1E S9 Shaded gently sloping ground. Adventive shrub, no significant pink Mesic northeast slope, second growth forest. Rare adventive blush to folded young leaves, petals dropped, spreading sepals, with evergreen, with Acer macrophyllum, Pseudotsuga menziesii, Berberis nervosa, Rubus ursinus Ilex aquifolium, Polystichum Tellima, Galium aparine. Phenology: Vegetative. Origin: Introduced. munitum, Thuja, Acer macrophyllum, Pseudotsuga menzeisii. Phenology: Flowers. Peter F. Zika 19458 29 Apr 2004 P. F. Zika 20451 21 Mar 2005 WTU-359275 with A. L. Jacobson WTU-359693 Rosaceae Prunus cerasifera Ehrh. Rosaceae U.S.A., WASHINGTON, ISLAND COUNTY: Prunus incisa Thunb. On French Road, south end of Whidbey Island, Puget Sound. Elev. 196 ft. U.S.A., WASHINGTON, KING COUNTY: 47° 57.4' N, 122° 24.3' W; T29N R3E S34 Washington Park Arboretum, Seattle. Thickets, bird-sown trees occasional in area. Fragrant white flowers, Elev. 49 ft. leaves green and rooled in bud, with Cytissus, Rubus armeniacus. 47° 38' N, 122° 18' W; T25N R4E S21 Specimen used for illustration in Revision of Flora of the Pacific Cultivated tree 5 meters tall, pink blush to folded young leaves, white Northwest, WTU Herbarium, 2015. Phenology: Flowers. Origin: flowers, spreading sepals. Phenology: Flowers. Cultivated. Introduced. P. F. Zika 20450 21 Mar 2005 P. F. Zika 15808 23 Mar 2001 with A. L. Jacobson WTU-358866 WTU-359694

Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus yedoensis Matsum. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, KING COUNTY: Roche Harbor, San Juan Island. Washington Park Arboretum, Seattle. Elev. 13 ft. Elev. 49 ft. 48° 36.5' N, 123° 9.2' W; T36N R4W S23; Source: Specimen 47° 38' N, 122° 18' W; T25N R4E S21 label Thickets partial shade. Adventive 2.5 meters tall, with Polystichum Steep limestone ledge by the sea, cultivated in area. White flowers, munitum, Prunus avium, Rubus spectabilis, Berberis nervosa, Acer leaves rolled in bud, 3 meters tall shrubs, flexuous, green twigs, pits macrophyllum, Arbutus menzeisii. Phenology: Fertile. on ground below, adventive. Phenology: Flowers. Origin: Introduced. P. F. Zika 20449 21 Mar 2005 P. F. Zika 15849 1 Apr 2001 with A. L. Jacobson WTU-358853 WTU-359695 Rosaceae Rosaceae Prunus yedoensis Matsum. Prunus lusitanica L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: Near shore of Lake Washington, Bailey Peninsula, Seattle, A. L. Seattle. Center of Ravenna Park, near northeast 58th Street. Jacobson's station. Elev. 164 ft. Elev. 16 ft. 47.67126°, -122.30446°; WGS 84, uncertainty: 500 m., Source: 47° 34' N, 122° 15' W GeoLocate, Georef'd by WTU Staff Partly shaded thickets. Adventive trees and shrubs 2-6 meters tall, Shaded thickets with Ilex aquifolium, Crataegus monogyna, Rubus twigs pale brown, pink flowers, 2-5 flower/infl, sepals spread, 36 armeniacus. Eight meter tall adventive trees, white flowers 12-13 stamens, yellow anthers, white filaments pink with age, resprouting millimeters in diameter; petals suborbicular, some scattered after beaver attack, with Populus balsamifera, Rubus armeniacus, glandular-serrate, petals 4-4.4 millimeters long; 15-19 stamens; Equisetum arvense, Carex obnupta. Phenology: Flowers. sepals spreading, hairy above. Phenology: Flowers. Peter F. Zika 20448 21 Mar 2005 Peter F. Zika 19841 13 Jun 2004 WTU-359696 WTU-359966

Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus padus L. U.S.A., WASHINGTON, WHATCOM COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: North side of Halverstick Road, 100 meters west of Van Buren Road. 5.7 miles east of Stanwood, along Old Hwy 99 just south of Elev. 132 ft. intersection with 276th St NW. 48° 59.6' N, 122° 19.8' W; T41N R4E S31 Elev. 290 ft. Dry roadside, edge of cornfield. White flowers, 20 millimeters 48° 14' 44" N, 122° 14' 54" W; NAD 27 diameter; petals 9 millimeters; 2 trunks, 6 meters tall. Phenology: Mixed forest along road edge; moist soil. Two small trees ca. 10 Flowers. meters tall plus one sapling; petals white; hypanthium pubescent within. Phenology: Flowers. Origin: Introduced. Peter F. Zika 19437 26 Apr 2004 Ben Legler 2600 30 Apr 2005 WTU-359992 Herbarium: WTU Rosaceae Rosaceae Prunus domestica L. Prunus padus L. U.S.A., OREGON, LANE COUNTY: The Nature Conservancy's Willow Creek Preserve, south of West U.S.A., WASHINGTON, SNOHOMISH COUNTY: 18th Avenue. Eugene. 4.8 miles east of Stanwood, along 280th St. NW just west of junction Elev. 400 ft. with 28th Ave NW. 44° 2.2' N, 123° 9.8' W Elev. 350 ft. In dense thicket of Spiraea duglasii, Rubus armeniacus, Pyrus 48° 15' 1" N, 122° 16' 12" W; NAD 27 communis, winter-wet praire remnant. Thicket-forming; fruit Brushy cleared area; moist soil. Small sapling ca. 3 meters tall back oblong-globose, dark purple, strongly glaucous 2.5 x 1.9 centimeters from road edge; petals white. Phenology: Flowers. Origin: wide; leaves bullate; adventive. (= col. # 18171). Phenology: Fruits. Introduced. Origin: Introduced. Ben Legler 2601 30 Apr 2005 Peter F. Zika 20101 27 Aug 2004 Herbarium: WTU WTU-360030 Rosaceae Rosaceae Prunus padus L. Prunus serotina Ehrh. U.S.A., WASHINGTON, SNOHOMISH COUNTY: 4.8 miles northeast of Stanwood, along Old Hwy 99 0.3 miles south U.S.A., WASHINGTON, KING COUNTY: of junction with 36th Ave NW. Seattle. Center of Ravenna Park, near northeast 58th Street. Elev. 350 ft. Elev. 164 ft. 48.29624°, -122.35288°; WGS 84, uncertainty: 500 m., Source: 47.67126°, -122.30446°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Narrow strip of brushy forest along road. 1 large tree plus 3 saplings Shaded thickets with Ilex aquifolium, Crataegus monogyna, Rubus scattered along highway; petals white. Stones ridged. Fruits armeniacus. Occasional 2-5 meter tall adventive trees, most leaves collected 4 July 2005 from same tree. Specimen used for illustration glabrous. Phenology: Vegetative. in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: Flowers. Origin: Introduced. Peter F. Zika 19839 13 Jun 2004 Ben Legler 2602 30 Apr 2005 WTU-359967 WTU-361299 Rosaceae Rosaceae Prunus padus L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, THURSTON COUNTY: 5 miles northeast of Stanwood, along Bulson Road (44th) 0.2 miles Moxlie Creek ravine, near junction of Wheeler Avenue southeast and south of Skagit/Snohomish County line. Eastside Street southeast, north end of Watershed Park, Olympia. Elev. 350 ft. Elev. 65 ft. 48° 17' 42" N, 122° 17' 26" W; NAD 27 47° 3' N, 122° 53' W; T18N R2W S24 Mixed forest on edge of farmland; moist soil. Small wild tree ca. 6 Second growth Alnus rubra, with scattered Thuja plicata, Oemleria, meters tall in brush on road edge; planted trees seen nearby; petals Symphoricarpos albus, Rubus spectabilis. Decidouus adventive white. Phenology: Flowers. Origin: Introduced. Cultivated. small trees, 2.5 meters tall; gren convolute leaves, flowers white, spent, sepals reflexed, petals 9 mm long. Rare shaded weed. Ben Legler 2603 30 Apr 2005 Phenology: Flowers. Origin: Introduced. Herbarium: WTU Peter F. Zika 19320 25 Mar 2004 WTU-360865 Rosaceae Prunus padus L. Rosaceae U.S.A., WASHINGTON, SKAGIT COUNTY: Prunus avium (L.) L. Along Hwy 534 2.9 road miles northwest of junction with Hwy 9 and due south of Lake Sixteen. U.S.A., WASHINGTON, THURSTON COUNTY: Elev. 270 ft. Moxlie Creek ravine, near junction of Wheeler Avenue southeast and 48° 20' 6" N, 122° 17' 19" W; NAD 27 Eastside Street southeast, north end of Watershed Park, Olympia. Moist deciduous forest near stream. Small much branched tree Elev. 65 ft. apparently wild on road/forest edge; petals white. Phenology: 47° 3' N, 122° 53' W; T18N R2W S24 Flowers. Origin: Introduced. In second growth Albus rubra, with sccattered Thuja plicata, Oemleria, Symphoricarpos albus, Rubus spectabilis. Adventive trees Ben Legler 2604 30 Apr 2005 2-7 meters tall; flowers white, 26 mm diameter; petals lance-elliptic, 13 mm; sepals reflexed; leaves folded, bronzy when first emerging; Herbarium: WTU occasional weed. Phenology: Flowers. Origin: Introduced. Peter F. Zika 19322A 25 Mar 2004 Rosaceae WTU-360854 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SAN JUAN COUNTY: Rosaceae San Juan Islands National Wildlife Refuge and Wilderness Area. Near Decatur Island, Unnamed Island #3. Prunus domestica L. Elev. 6-32 ft. 48° 29.097' N, 122° 49.27' W; Source: Specimen label U.S.A., WASHINGTON, THURSTON COUNTY: Unforested grassland; steep northwest facing outcrops. West side; Moxlie Creek ravine, near junction of Wheeler Avenue southeast and locally common. Phenology: Vegetative. Origin: Native. Eastside Street southeast, north end of Watershed Park, Olympia. Elev. 65 ft. Peter F. Zika 22115 30 May 2005 47° 3' N, 122° 53' W; T18N R2W S24 In second growth Alnus rubra, with scattered Thuja plicata, WTU-384089 Oemleria, Symphoricarpos albus, Rubus spectabilis. DEcidouus adventive shrub, 5 meters tall; green convolute leaves, flowers white, 33-37 mm diameter; sepals spreading; petals ellipticobovate, Rosaceae 14-15 mm long; shaded weed. Phenology: Flowers & Fruits. Origin: Introduced. Prunus lusitanica L. Peter F. Zika 19319 25 Mar 2004 U.S.A., WASHINGTON, THURSTON COUNTY: Near B parking lot, campus of The Evergreen State College, circa WTU-360866 1.5 air miles south-southwest of Sunset Beach. Elev. 213 ft. Rosaceae 47° 4.2' N, 122° 58.6' W; T18N R2W S6 Second growth Pseudotsuga menziesii, with Berberis nervosa, Prunus persica (L.) Batsch Gaultheria shallon, Rhamnus purshianus. Adventive evergreen, 1 meter tall; petioles purple; rare weed in shade. Phenology: U.S.A., IDAHO, NEZ PERCE COUNTY: Vegetative. 9th Street near Idaho Street, Lewiston. Elev. 738 ft. Peter F. Zika 19323 25 Mar 2004 T36N R5W S31; WGS 84, uncertainty: 500 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett WTU-360863 On brushy weedy slope without cultivated plants, steep northeast aspect, full sun, with Poa bulbosa, Bromus tectorum, at base of hill. Adventive shrub 2.5 meters tall. Phenology: Fruits. Origin: Introduced. Peter F. Zika 19762 30 Mar 2004 with R. Old WTU-360919 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus americana Marshall U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., IDAHO COUNTY: Union Flat Creek Road, 6.5 air kilometers east-southeast of Wilcox. 2 miles up river from Stiles. Elev. 1968 ft. Phenology: Flowers. 46° 47.8' N, 117° 24.2' W; T15N R43E S9 In roadside thickets, full sun. Immature fruit ovid, pointed, green; R. F. Daubenmire 37168 7 May 1937 occasional adventive. Specimen used for illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: WTU-239149 Fruits. Origin: Introduced. P. F. Zika 19740 30 May 2004 Rosaceae with R. Old Prunus americana Marshall WTU-360918 U.S.A., MONTANA, CARTER COUNTY: South of Ekalaka. Rosaceae Phenology: Flowers. Prunus laurocerasus L. F. B. Cotner s.n. 12 May 1949 U.S.A., WASHINGTON, THURSTON COUNTY: WTU-175923 Moxlie Creek ravine, near junction of Wheeler Avenue southeast and Eastside Street southeast, north end of Watershed Park, Olympia. Elev. 65 ft. Rosaceae 47° 3' N, 122° 53' W; T18N R2W S24 Second growth Alnus rubra, with scattered Thuja plicata, Oemleria, Prunus americana Marshall Rubus spectabilis, Symphoricarpos albus. Adventive everygreen tree 4 meters tall, uncommon in second growth. Specimen used for U.S.A., WASHINGTON, KLICKITAT COUNTY: illustration in Revision of Flora of the Pacific Northwest, WTU Bingen. Herbarium, 2015. Phenology: Fruits. Origin: Introduced. 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Peter F. Zika 19314 25 Mar 2004 Garden. Phenology: Flowers. Origin: Introduced. Cultivated. WTU-361055 Wilhelm N. Suksdorf 10375 23 Apr 1920 WTU-195825 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, WHITMAN COUNTY: Prunus americana Marshall ? Near Wawawai Grade Road, mouth of Wawawai Canyon on west bank of Snake River, Wawawai. U.S.A., IDAHO, LATAH COUNTY: Elev. 803 ft. 2 miles northwest of Kendrick. 46° 38.1' N, 117° 22.3' W; T13N R43E S2 46.63464°, -116.675366°; WGS 84, uncertainty: 500 m., Source: Partly shaded thickets, with Crataegus douglasii, Philadelphus, Acer GeoLocate, Georef'd by WTU Staff negundo, Rubus armeniacus. Common adventive tree, fruits ripe, Escaped and naturalized along dry canyonside. Phenology: Flowers. black, sweet. Phenology: Fruits. Origin: Introduced. Origin: Unknown. P. F. Zika 19751 30 May 2004 Marion Ownbey 2600 28 Apr 1945 with R. Old WTU-144484 WTU-360957 Rosaceae Rosaceae Prunus subcordata Benth. Prunus cerasifera Ehrh. U.S.A., OREGON, LAKE COUNTY: U.S.A., WASHINGTON, JEFFERSON COUNTY: Southwest end of Dog Lake. Fremont Forest. Along water side of bluff Trail, Fort Worden Park, Quimper Elev. 5400 ft. Peninsula, Port Townsend Bay. Moist places. Phenology: Flowers. Origin: Introduced. Elev. 250 ft. 48° 8.5' N, 122° 45.9' W Forman FB-42 3 Jun 1935 Along water side, 40 feet from edge of bluff, with Cytisus scoparius, Artemisia suksdorfii, Rubus ursinus. Adventive. Phenology: Flowers WTU-282449 & Fruits. Origin: Introduced. F. Weinmann 224 8 Mar 2004 with A. Weinmann WTU-360961 Rosaceae Rosaceae Prunus cerasus L. Prunus cerasifera Ehrh. U.S.A., OREGON, LANE COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Between Mohawk River and Marcola Road, circa .5 miles north of Wawawai Canyon, about 2 miles from the Snake River. Mabel. 46.624881°, -117.337032°; WGS 84, uncertainty: 10000 m., Elev. 688 ft. Source: GeoLocate, Georef'd by WTU Staff 44° 13.5' N, 122° 49' W; T15S R1W S33 Rigid-branched shrub about 2 meters tall; corolla white. Phenology: Steep roadbank, partial shade of Pseudotsuga menziesii, with Acer Fertile. Origin: Introduced. marcrophyllum, Rhamnus purshianus, Rubus parviflorus, Polysitchum munitum. 2 apparently wild trees, leaning, 4-5 meters C. L. Hitchcock 24386 10 Apr 1966 tall, white flowers 23-28 mm diameter, petals 10-12 mm, slightly notched, suborbicular-rectangular; anthers yellow; pedicels 13-21 WTU-229474 mm; sepals reflexed; leaves green not bronzy. Phenology: Flowers. Origin: Introduced. Rosaceae Peter F. Zika 18293 30 Apr 2003 Prunus cerasifera Ehrh. WTU-354723 U.S.A., WASHINGTON, KLICKITAT COUNTY: Bingen. Rosaceae 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Prunus cerasus L. Garden. Phenology: Flowers. Origin: Introduced. Cultivated. U.S.A., WASHINGTON, GRAYS HARBOR Wilhelm N. Suksdorf 11623 31 Mar 1924 COUNTY: Near corner of Monte Brady Raod and WTU-195824 Fierstation Raod, Brady. Elev. 65 ft. 46° 59.7' N, 123° 30.7' W; T18N R7W S35 Rosaceae At edge of hay meadow with prairie remnants, full sun, with Cytisus scoparius, Pseudotsuga Prunus cerasifera Ehrh. menziesii, Oemleria. White flowers 26 mm diameter, petals 11-12 mm long, blunt, obovate; U.S.A., OREGON, LANE COUNTY: pedicels 15-30 mm long; pits smooth, 9-10 x 8-9 Near west side of Amazon Creek Diversion Canal, .2 miles south of mm wide; circa 20 thicket-forming suckering RR bridge, circa 1.5 air miles east of Oak Hill. West Eugene, shrubs 3-4 meters tall, adventive. Specimen Willamette Valley. used for illustration in Revision of Flora of the Elev. 375 ft. Pacific Northwest, WTU Herbarium, 2015. T17S R4W S29 SE 1/4 of SE 1/4; NAD 27, uncertainty: 805 m., Phenology: Flowers & Fruits. Origin: Introduced. Source: TRS2LL, Georef'd by Ben Legler Pink flowers, purple leaves, 3 meter tall tree, self-sown below outer Peter F. Zika 16905 20 May 2002 dike bank, weed. Phenology: Fertile. Origin: Introduced. WTU-352644, WTU-V-021992 P. F. Zika 13414 18 Mar 1998 Rosaceae WTU-336844 Prunus cerasus L. Rosaceae U.S.A., WASHINGTON, YAKIMA COUNTY: Marion Drain Road, near Toppenish Creek. Prunus cerasifera Ehrh. Elev. 984 ft. 46° 20.8' N, 120° 41.8' W; T10N R7E S21 U.S.A., WASHINGTON, ASOTIN COUNTY: Roadside hedges at edge of pasture, with Prunus virginiana. White West bank of Snake River, circa 1.2 miles southeast of mouth of flowers 26-31 mm diameter; petals mostly not notched, 12-14 mm Couse Creek, near Snake River Road. long; anthers yellow; 25-30 stamens/flower; pedicels 11-25 mm; 2-4 Elev. 860 ft. flowrs/infl; sepals reflexed; leaves folded; adventive multi-stemmed T8N R47E S8; WGS 84, uncertainty: 1000 m., Source: shrubs forming thickets, bark dard gray. Phenology: Flowers & GeoLocate, Georef'd by WTU Staff Fruits. Origin: Introduced. With Rubus armeniacus. White flowers, 3 meters tall, bird-sown adventive, thickets. Phenology: Flowers. Origin: Introduced. Peter F. Zika 16827 1 May 2002 P. F. Zika 14883 29 Mar 2000 WTU-352674 WTU-348566 Rosaceae Rosaceae Prunus cerasus L. Prunus cerasifera Ehrh. U.S.A., ALASKA COUNTY: Haines Highway near floodplain of Chilkat River, circa 5 miles north U.S.A., IDAHO, CLEARWATER COUNTY: of Haines. Nez Perce Grade, 2 miles south of Orofino. In a natural setting; no habitation or cultivated plants nearby; with 46.450485°, -116.25417°; WGS 84, uncertainty: 1000 m., Source: Populus balsaifera, Equisetum. On floodplain. Small tree, single GeoLocate, Georef'd by WTU Staff stem, 3 meters tall, white petals, sticky leaves, globular pits. Phenology: Flowers. Origin: Introduced. Phenology: Flowers. Origin: Introduced. William H. Baker 10037 19 Apr 1953 Peter F. Zika 13105 28 May 1997 WTU-297171 WTU-339232 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus avium (L.) L. U.S.A., OREGON, CLACKAMAS COUNTY: U.S.A., OREGON, BENTON COUNTY: Near cemetery; West Mount Scott; southwest of Southeast Mount Near Route 99W, by water treatment plant, south side of Monroe. Scott Boulevard. Elev. 311 ft. Elev. 688 ft. 44° 18.8' N, 123° 17.5' W 45° 27.5' N, 122° 32.6' W With Populus balsamifera. 10-15 meter tall trees, adventive, flowers North slope, second growth Alnus rubra and Pseudotsuga menziesii, white, sepals reflexed, peals 13-14 mm long, notched; dark gray with Thuja plicata, Oemleria, Vaccinium ovatum, Gaultheria shallon, bark; thickets. Phenology: Flowers. Origin: Introduced. Berberis nervosa. Uncommon adventive, leaves bright green, convolute; tree 4 meters tall; white flowers 28 mm diameter; petals Peter F. Zika 18164 30 Mar 2003 elliptic, 12 mm long; anthers yellow. Phenology: Flowers. Origin: Introduced. WTU-354178 Peter F. Zika 19278 12 Mar 2004 Rosaceae WTU-355683 Prunus avium (L.) L. Rosaceae U.S.A., OREGON, WASHINGTON COUNTY: West side of I-5, circa .5 miles south of Exit 289; Tualatin. Prunus cerasifera Ehrh. Elev. 180 ft. 45° 22.3' N, 122° 45.4' W U.S.A., WASHINGTON, KING COUNTY: Edge of mesic forest, second growth Pseudotsuga menziesii, with Intersection of sectioins 25, 26, 35, and 36; in Cougar Mountain Acer macrophyllum; partial shade. 15 meter tall adventive trees, Regional Wildland Park, .8 miles up the Wildside Trail starting from occasional, flowers white, sepals felexed, petals 11-12 mm long, Redtown Trailhead, on south edge of the Redtown Meadow project. notched; dark gray bark. Phenology: Flowers. Origin: Introduced. T24N R5E; WGS 84, uncertainty: 500 m., Source: Digital Map, Georef'd by John Haskins Peter F. Zika 18161 30 Mar 2003 With Alnus rubrua, Rubus spectabilis. Adventive tree. Phenology: Flowers. Origin: Introduced. WTU-356458 Fred Weinmann 192 22 Mar 2003 Rosaceae WTU-353875 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: East side of Interstate-5, near 36th Avenue northwest, circa 6 air Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. kilometers southwest of Lake McMurray. Elev. 311 ft. U.S.A., WASHINGTON, KING COUNTY: 48° 16.9' N, 122° 17.1' W; T23N R4E S3 Frink Park, below Lake Washington Boulevard S., Mount Baker At edge of forest, with POpulus balsamifera, Psudotsuga menziesii, Ridge, Leshi, Seattle. Acer circinatum, Thuja plicata, Alnus rubra. Trees, 8 meters tall, 20 Elev. 98 ft. cm d.b.h.; flowers 28-33 mm diameter; petals notched, obovate, T24N R4E S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, 15-16 mm long; sepals felexed; adventive. Phenology: Flowers. Georef'd by Ben Legler Origin: Introduced. Forested slope, ravine. 15 meter tall tree, dark bark, corymbs pubescent, sepals ciliate, reflexed, 2.8-3.2 mm long, leaves folded in Peter F. Zika 16874 16 May 2002 bud, inflorescence bracts with 0.5 mm teeth, yellow anthers, fresh petals 6.8-7.4 mm long, fresh flowrs 16-18 mm diameter. Phenology: WTU-352633 Flowers. P. F. Zika 15951 20 Apr 2001 Rosaceae WTU-351285 Prunus avium (L.) L. U.S.A., OREGON, MARION COUNTY: 2.5 miles northeast of Donald. Rosaceae Elev. 164 ft. 45° 14.4' N, 122° 48.1' W Prunus avium (L.) L. Fencerow between I-5 and powerline; full sun, with Rbus armeniacus, R. ursinus. 5 meter tall shrub, adventive, flowers white, U.S.A., OREGON, COLUMBIA COUNTY: sepals reflexed, petals 13-14 mm long, notched. Phenology: Bank of Milton Creek, south side of Gable Road, .3 miles southeast Flowers. Origin: Introduced. of Route 30, St. Helens. Elev. 65 ft. Peter F. Zika 18163 30 Mar 2003 45° 50.8' N, 122° 49.6' W; T4N R1W S4 With Fraxinus latifolia, in partial shade on bank of river. 8 meter tall WTU-354177 adventive tree, flowers white, fade pinkish, sepals reflexed, petals notched; dark gray bark; thickets. Specimen used for illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: Flowers. Origin: Introduced. Peter F. Zika 18226 21 Apr 2003 WTU-354583 Rosaceae Rosaceae Prunus domestica L. Prunus avium (L.) L. U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., OREGON, CLACKAMAS COUNTY: Legler house. West side of I-5, milepost 282, north side of rest area, just south of Elev. 328 ft. Willamette River, Wilsonville. 48° 12.5' N, 122° 10.4' W; T31N R5E S4 Elev. 164 ft. Near spiny cultivated small tree. Spreading slightly from cultivation 45° 16.6' N, 122° 46.3' W; WGS 84, uncertainty: 500 m., Source: by root sprouts, white flowers, sepals spreading to reflexed. Digital map, Georef'd by John Bassett Phenology: Flowers. Origin: Introduced. Partial shade. 20 meter tall adventive tree, naturalized, flowers white, sepals reflexed, petals cupped, 10-15 mm long, notched; dark P. F. Zika 18214 17 Jun 2003 gray bark; edge of mesic forest, second growth Pseudotsuga with B. Legler menziesii. Phenology: Flowers. Origin: Introduced. WTU-355995 Peter F. Zika 18162 30 Mar 2003 WTU-351252 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, ISLAND COUNTY: Prunus domestica L. Black Road at Vine Street, Ebey's Prairie, Whidbey Island, Puget Sound. U.S.A., WASHINGTON, COLUMBIA COUNTY: Elev. 114 ft. East side of Route 12. T32N R1E S33; WGS 84, uncertainty: 500 m., Source: Nat. Geog. Elev. 2328 ft. TOPO!, Georef'd by John Bassett 46° 24.1' N, 117° 49.1' W Roadside hedgerwo, dry soil, full sun, with Rosa nutkana, Rubus Full sun, low palouse hills, agricultural land, rough ground on ursinus, Symphoricarpos albus. Pedicels 25-28 mm; fruit black, juicy, roadside. White flowers, petals 11 milimeters, oblanceolate, pedicels sweet, shiny, suborbicular to orbicular-ovate, 12-16 x 13-16 mm 6 to 13 milimeters, sepals spreading, petals blunt, oblanceolate, 11 wide; pits smooth, 8-10 x 8-9 mm wide; adventive tree 5 meters tall. milimeters long, pits wrinkled, flattened-ovoid, 20-22 x 12-16 Phenology: Fruits. Origin: Introduced. milimeters wide, adventive, sprawling highly branched low tree 3.5 meters tall, dark gray bark. Phenology: Flowers. Origin: Introduced. Peter F. Zika 17594 22 Aug 2002 Peter F. Zika 16825 1 May 2002 WTU-352645 WTU-352631 Rosaceae Rosaceae Prunus domestica L. Prunus domestica L. U.S.A., WASHINGTON, YAKIMA COUNTY: Northeast side of I-82, circa 1.5 miles northwest U.S.A., WASHINGTON, KLICKITAT COUNTY: of Donald. West Lakeview Boulevard, west end of Bingen. Elev. 820 ft. Elev. 65 ft. 46° 29.3' N, 120° 25.1' W; T12N R19E S34 45° 42.6' N, 121° 27.5' W Below highway, full sun, with Toxicodendron, Roadside thickets, with Acer macrophyllum, Fraxinus latifolia, near Rhus glabra, Humulus. Fruit blue-purple, sweet, railroad and slough. Pedicels 13-16 milimeters, fruit sweet, yellow, heavy bloom, 4 to 4.8 x 4 centimeters thick, subglobose, 26-29 x 29-30 milimeters wide, pits rough, 13-15 x pedicels 12 to 16 milimeters long, 5 meters tall 10-11 milimeters wide, shrubs 5 meters tall, multi-stemmed, forming adventive shrubs, forming thicket. Specimen a large stand, common. Phenology: Fruits. Origin: Introduced. used for illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Peter F. Zika 17107 25 Jul 2002 Phenology: Fruits. Origin: Introduced. WTU-352650 Peter F. Zika 18081 7 Oct 2002 Rosaceae WTU-354176, WTU-V-021968 Prunus avium (L.) L. U.S.A., WASHINGTON, WHATCOM COUNTY: Northwest Road at Aldrich Road, Bellingham. Rosaceae Elev. 180 ft. 48° 47.5' N, 122° 30.5' W Prunus domestica L. Roadside thicket, with Alnus rubra, Populus balsamifera. Tree 4 meters tall, 4 cm d.b.h., flowers 24 mm diameter; petals U.S.A., OREGON, LANE COUNTY: obovate-quadrangular, 11-12 mm long; sepals reflexed; 10 trees TNC Willow Creek Preserve. East Fork Willow Creek, south of West seen. Phenology: Flowers. Origin: Introduced. 18th Avenue, Eugene. Elev. 400 ft. Peter F. Zika 16881 16 May 2002 44° 2.3' N, 123° 10' W; T18S R4W S3 Damp thickets at bridge. White flowers, petals 11 to 12 milimeters WTU-352989 long, sepals spreading, 2 meters tall shrub spreading by root sprouts. Phenology: Flowers. Origin: Introduced. Peter F. Zika 18171 31 Mar 2003 WTU-353900 Rosaceae Rosaceae Prunus insititia L. Prunus avium (L.) L. U.S.A., IDAHO, IDAHO COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: South Fork of Clearwater River to Mount Idaho, 8 miles southeast of Bluff on north shore of Taylor Bay, south of Whiteman Road, Grangeville. Longbranch, south tip of Key Peninsula, Puget Sound. 45.293705°, -115.030733°; WGS 84, uncertainty: 1000 m., Elev. 131 ft. Source: GeoLocate, Georef'd by WTU Staff 47° 11.2' N, 122° 47' W; T20N R2W S26 An escape growing on rocky slope along road edge of grade. Second growth alder woods, with Arbutus menziesii, Alnus rubra, Phenology: Vegetative. Rubus armeniacus, Vaccinium ovatum, Urtica dioica. Shaded trees, 20 meters tall, dark gray bark, fruits eaten by cedar waxwings. J. H. Christ s.n. 16 Jul 1951 Phenology: Vegetative. Origin: Introduced. WTU-266023 Peter F. Zika 17150 17 Aug 2002 WTU-352995 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Prunus emarginata (Douglas) Eaton West side of Interstate 5, 1 mile north of exit 212, circa 2.5 air kilometers north of Sunday Lake. U.S.A., IDAHO, LATAH COUNTY: Elev. 344 ft. Slopes of Moscow Mountain. 48° 15.2' N, 122° 15.4' W; T32N R4E S23 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Edge of forest, with Albus rubra, Thuja plicata, Salix scouleriana, GeoLocate, Georef'd by WTU Staff Rubus spectabilis, R. armeniaca, Prunus xpugetensis, P. Full sun, in open woods. Small tree to 15 feet, flowering. Phenology: emarginata. Several trees 10 meters tall; fruit mature, medium to Flowers. Origin: Native. dark red, slightly sweet, shiny, ovoid-ellipsoid; 11-14 x 10-13 mm wide; fruit grooved; pit 10 x 7 mm wide, smooth surface; pedicels B. Le Roy Davidson 68 2 May 1936 37-52 mm long. Phenology: Fruits. Origin: Introduced. WTU-358914 Peter F. Zika 17036 16 May 2002 WTU-352992 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., IDAHO, ADA COUNTY: Prunus domestica L. Aldape Summit. Elev. 4592 ft. U.S.A., IDAHO, NEZ PERCE COUNTY: 43° 38' N, 116° 3' W; T4N R3E S5 20 miles east of Lewiston, along east bank of Clearwater River. Tree to 4 meters tall, petals white, filaments pale yellow, leaves 46.415901°, -116.596666°; WGS 84, uncertainty: 500 m., Source: resinous and sticky. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Fruit larger than 21907, possibly yellow when ripe (not at all purplish J. F. Smith 4419 16 May 2003 when collected). Phenology: Fruits. Origin: Introduced. WTU-354958 C. L. Hitchcock 21908 3 Aug 1959 with C. V. Muhlick Rosaceae WTU-209397 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, JEFFERSON COUNTY: Olympic Peninsula. Duckabush River. Prunus domestica L. 47.648433°, -122.933459°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., IDAHO, NEZ PERCE COUNTY: Phenology: Fertile. Origin: Native. 20 miles east of Lewiston, along east bank of Clearwater River. 46.415901°, -116.596666°; WGS 84, uncertainty: 500 m., Source: Geo. N. Jones 3097 Jun 1931 GeoLocate, Georef'd by WTU Staff Shrub to about 12 feet tall, spineless, fruits beginning to ripen to WTU-21476 purplish, growing with escaped apples and pears so probably not native. Phenology: Fruits. Origin: Introduced. Rosaceae C. L. Hitchcock 21907 3 Aug 1959 with C. V. Muhlick Prunus emarginata (Douglas) Eaton WTU-209398 U.S.A., WASHINGTON, SAN JUAN COUNTY: San Juan Island, University of Washington Friday Harbor Laboratories. 48.546944°, -123.010833°; WGS 84, uncertainty: 300 m., Source: Georeferenced, Georef'd by WTU Staff Woods of Pseudotsuga and Arbutus. Small tree 15 feet tall, locally common, flowers white. Phenology: Flowers. Origin: Native. Susan Gates 44 12 May 1975 WTU-263284 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, ISLAND COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Whidley [Whidbey] Island. Near Blewett. 48.29278°, -122.675°; WGS 84, uncertainty: 10000 m., Source: 47.42488°, -120.6594°; WGS84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Georeferenced, Georef'd by WTU Staff Woods. Phenology: Flowers. Origin: Native. Hillside. Shrub about 10 feet high. Phenology: Flowers. Origin: Native. N. L. Gardner s.n. 22 May 1897 G. N. Jones s.n. 29 Apr 1933 WTU-10322 WTU-22861 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, ISLAND COUNTY: U.S.A., OREGON, JOSEPHINE COUNTY: At Smith's Prairie. Oregon Caves Nataional Park and vicinity, Sand Ridge, Lake 48.19922°, -122.62831°; WGS 84, uncertainty: 2000 m., Source: Mountain Trail. GeoLocate, Georef'd by WTU Staff 42.088101°, -123.372564°; WGS 84, uncertainty: 800 m., Source: Roadside. Phenology: Flowers. Origin: Native. Digital Map, Georef'd by Joseph Stormer Phenology: Flowers. Origin: Native. Lloyd E. McElvain 38 12 May 1950 William H. Baker 190 30 Jun 1949 WTU-129126 with George C. Ruhle WTU-300018 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, KLICKITAT COUNTY: Prunus emarginata (Douglas) Eaton Near Bingen. 45.715°, -121.46333°; WGS 84, uncertainty: 5000 m., Source: U.S.A., OREGON, JOSEPHINE COUNTY: GeoLocate, Georef'd by WTU Staff Oregon Caves National Monument and vicinity. Sand Ridge. Dry rocky ground. Phenology: Flowers & Fruits. Origin: Native. Thickets. Phenology: Flowers. Origin: Native. Wilhelm Suksdorf 11364 17 Apr 1923 William H. Baker 21 28 Jun 1949 with George C. Ruhle WTU-196370 WTU-300019 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SPOKANE COUNTY: Slopes of Mount Spokane. U.S.A., IDAHO, IDAHO COUNTY: Elev. 4000 ft. Up Nat Creek, Moscow Mountain. 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Wooded slopes. Phenology: Flowers. Origin: Native. H. G. Johnson 52 14 May 1954 Sister Mary Milburge 489 20 Jun 1932 WTU-297176 WTU-23116JWT-A Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: Summit of Paradise Ridge, three miles southeast of Moscow. U.S.A., WASHINGTON, KLICKITAT COUNTY: 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Near Bingen. GeoLocate, Georef'd by WTU Staff 45.715°, -121.46333°; WGS 84, uncertainty: 5000 m., Source: Thickets, summit. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Open wooded slopes. Phenology: Flowers. Origin: Native. William H. Baker 8859 7 May 1952 J. William Thompson 8146 15 Apr 1932 WTU-257170 WTU-23116JWT-B Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: U.S.A., WASHINGTON, KITSAP COUNTY: Tomer's Butte, four miles southeast of Moscow. Near Route 3, north of Bremerton Airport. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Elev. 410 ft. GeoLocate, Georef'd by WTU Staff 47° 30.2' N, 122° 45.2' W; T23N R1W S12 Thickets on the east slope of butte. Forming thickets. Phenology: Brushy field, with Cytisus, Rubus armeniacus, full sun. White flowers Flowers. Origin: Native. 13 milimeters diameter, petals orbicular, 5 milimeters, sepals reflexed, trees 3-7 meters tall, common. Phenology: Flowers. Origin: William H. Baker 7437 15 May 1951 Native. WTU-297189 Peter F. Zika 16909 20 May 2002 WTU-352634 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: Summit of Bald Mountain. U.S.A., WASHINGTON, CHELAN COUNTY: T43N R2W; WGS 84, uncertainty: 10000 m., Source: GeoLocate, 8-mile Campground. Georef'd by WTU Staff Elev. 2000 ft. Along a rocky ridge on the summit. Phenology: Flowers. Origin: 47° 33.1' N, 120° 46.1' W Native. Partial shade, campground near shore of Icicle Creek, with Acer macrophyllum, pseudotsuga menziesii, Pinus ponderosa, E. L. Richards 79 26 May 1956 Philadelphus lewisii. White flowers, 210 flowers sampled, 85 aborted (29%), 6 meters tall trees, single trunk, to 8.5 centimeters d.b.h. WTU-297177 Phenology: Flowers. Origin: Native. Peter F. Zika 16942 28 May 2002 Rosaceae WTU-352617 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, COLUMBIA COUNTY: Rosaceae North bank Tucannon River, 1 mile south of Marengo. Elev. 1541 ft. Prunus emarginata (Douglas) Eaton 46° 26' N, 117° 44' W; T11N R41E S18 Thickets at edge of riparian zone. White flowers 10 to 13 milimeters U.S.A., IDAHO, BOISE COUNTY: diameter, petals suborbicular, 5 to 6 milimeters, sepals reflexed, Boise National Forest, Forest Service Road 384, Crooked River 25-33 stamens/flower, 4 to 14 fl/infl, fertile shrubs and trees, to 6 Trail. meters tall and 20 centimeters d.b.h. Phenology: Flowers. Origin: Elev. 4880 ft. Native. 43° 55.043' N, 115° 35.572' W; T7N R7E S26 Dry hillside along river with seeps, Pinus ponderosa, Pinus contorta, Peter F. Zika 16824 1 May 2002 Pseudotsguga. Fruits red-orange, tree to 1.8 meters. Phenology: Fruits. Origin: Native. WTU-352630 J. F. Smith 4080 19 Aug 2001 Rosaceae WTU-352755 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Prunus emarginata (Douglas) Eaton East side of Interstate-5, near 36th Avenue northwest, circa 6 air kilometers southwest of Lake McMurray. U.S.A., WASHINGTON, KING COUNTY: Elev. 311 ft. Near east Calhoun Street, on 19th Avenue east, Montlake, Seattle. 48° 16.9' N, 122° 17.1' W; T32N R4E S3 Elev. 65 ft. Edge of forest, with Populus balsamifera, Pseudotsuga menziesii, 47° 38.5' N, 122° 18.4' W Acer circinatum, Thuja plicata, Alnus rubra. Trees, flowers 12 to 14 Thickets by playfield. Fruit dull green, immature, some with red milimeters diameter, petals ovate-suborbicular, 5-6(7) milimeters clush, 9 x 8 mm wide, pits veiny, 8-9 x 5 mm wide; 5-19 cm d.b.h., long, sepals reflexed. Phenology: Flowers. Origin: Native. bark red-brown, 4-15 meters tall, colonal trees. Phenology: Fruits. Origin: Native. Peter F. Zika 16876 16 May 2002 Peter F. Zika 17025 15 Jul 2002 WTU-352632 WTU-352993 Rosaceae Rosaceae Prunus avium (L.) L. Prunus avium (L.) L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: University of Washington Campus, Seattle. Blind Island. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: 48.423333°, -122.828333°; WGS 84, uncertainty: 100 m., Source: GeoLocate, Georef'd by WTU Staff Georeferenced, Georef'd by WTU Staff Campus woods. Phenology: Flowers. Origin: Introduced. Near edge of woodland at sea level; introduced and often escaped. Phenology: Flowers. Origin: Introduced. G. L. Wittrock s.n. 10 Apr 1928 Fred Sharpe 91 23 Apr 1984 WTU-23249 WTU-313794 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: Indian John Hill rest area, I-90 east-bound, near Thorton Creek. U.S.A., IDAHO, TWIN FALLS COUNTY: Elev. 295 ft. South Hills, Rogerson-Oakley road, Forth Fork Rock Creek 47° 9.5' N, 120° 51' W drainage, 2 miles northwest of Magic Mountain Ski area, 25.5 (16 Opening in stand of Pinus ponderosa, full sun, dry groun. 4 meter tall airline) miles east of Rogerson. tree, 5 cm d.b.h., white flower 10-11 mm diameter, petals 4-6 mm Elev. 6800 ft. long, ovate-subglobose, sepals reflexed. Phenology: Flowers. Origin: T14S R18E S13; WGS 84, uncertainty: 1000 m., Source: Native. GeoLocate, Georef'd by WTU Staff Along road in subalpine fir forest. Common. Phenology: Flowers. Peter F. Zika 16870 15 May 2002 Origin: Native. WTU-352991 Noel H. Holmgren 5987 19 Jun 1972 WTU-277148 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus avium (L.) L. San Juan Island, Friday Harbor Marine Laboratory grounds, southwest of Fernald Laboratory. U.S.A., OREGON, BENTON COUNTY: Elev. 9-22 ft. Corvallis, Jackson-Frazier Wetland, at the end of Lancaster Street. 48° 32' 39" N, 123° 51" W; T35N R4W S12; Source: Specimen Elev. 226 ft. label T11S R5W S45 In forested area southwest of Fernald Laboratory; overstory primarily In a hedgerow with Lomatium, Rosa, Rubus, Polystichum, Pseudotsuga menziesii, with some Abies grandis, Juniperus, Taxus, Crataegus, Rhus, Oemleria. Flowers white; tree to 10.7 meters tall. Arbutus. Tree about 15-30 feet tall, spindly in understory, flowering Phenology: Flowers. Origin: Introduced. towards tips of high branches, flowers white, leaves light green, just emerging. Phenology: Flowers. Origin: Introduced. Richard R. Halse 5201 6 Apr 1997 Sarah Gage SG-2740 8 Apr 1997 WTU-337516 WTU-336132 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., IDAHO, IDAHO COUNTY: Seattle. Fog Mountain Saddle, northeast of Selway River. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Elev. 5800 ft. Source: Digital Map, Georef'd by Joseph Stormer 46.051227°, -115.220657°; WGS 84, uncertainty: 10000 m., Phenology: Flowers. Origin: Native. Source: GeoLocate, Georef'd by WTU Staff With Ceanothus velutinus. Pleantiful and forming scrub. Phenology: I. L. Norberg s.n. 25 Mar 1934 Flowers. Origin: Native. WTU-26216 Brian O. Mulligan s.n. 18 Jun 1980 WTU-280811 Rosaceae Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, OWYHEE COUNTY: Silver City range, 1 mile below New York Summit, 3 miles north of Silver City. 43.023294°, -116.72583°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff Edge of creek. Phenology: Flowers. Origin: Native. William H. Baker 13068 20 Jun 1955 WTU-297985 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., IDAHO, KOOTENAI COUNTY: Magnolia Bluff, Seattle. Coeur D' Alene. 47.65639°, -122.4225°; WGS 84, uncertainty: 10000 m., Source: Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Tree, 30 feet high. Phenology: Flowers. Origin: Native. Henry J. Rust 40 May 1912 Lyman Benson 1170 25 Apr 1929 WTU-42230 WTU-40690 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, VALLEY COUNTY: Above head of Payette Lake. U.S.A., OREGON, GRANT COUNTY: 44.91167°, -116.125°; WGS 84, uncertainty: 10000 m., Source: Overlooking Fields Creek, near Last Creek, 23 miles southeast of GeoLocate, Georef'd by WTU Staff Dayville. Rocky slope. Phenology: Flowers. Origin: Native. Elev. 5000 ft. T14/s R29E S30; NAD 27, uncertainty: 805 m., Source: TRS2LL, C. L. Hitchcock 8532 30 May 1944 Georef'd by Ben Legler with C. V. Muhlick Ponderosa pine lands. Shrub 2-4 meters tall. Phenology: Flowers. Origin: Native. WTU-91884 Arthur Cronquist 7121 8 Jun 1953 Rosaceae WTU-155007 Prunus emarginata (Douglas) Eaton Rosaceae CANADA, BRITISH COLUMBIA: Two miles northeast of Metchosin, Vancouver Island. Prunus emarginata (Douglas) Eaton Semi-open, roadside, rocky soil. Moderately common; shrubby tree, 18 feet high. Phenology: Flowers. U.S.A., WASHINGTON, KING COUNTY: Bellevue. T. T. McCabe 5753 28 Apr 1938 47.610377°, -122.200679°; WGS 84, uncertainty: 8600 m., Source: GeoLocate, Georef'd by Ibro Polovina WTU-72812 Phenology: Flowers. Origin: Native. Mollie E. Leckenby s.n. 26 Apr 1908 Rosaceae WTU-272417 Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, BONNER COUNTY: Rosaceae Above Clark's Fork River, 5 miles west of Sand Point. Elev. 2800 ft. Prunus emarginata (Douglas) Eaton Drying, graveely slope. Plants straggling, 6-8 feet tall. Phenology: Fertile. Origin: Native. U.S.A., OREGON, HARNEY COUNTY: Along Wildhorse Creek, east side of the Steens Mountains. C. Leo Hitchcock 2883 14 May 1936 Elev. 5000 ft. T34S R33E S27 or 34; NAD 27, uncertainty: 805 m., Source: WTU-15918JWT TRS2LL, Georef'd by Ben Legler On slopes. Stout shrubs 2-3 meters tall. Phenology: Flowers. Origin: Native. Rosaceae Arthur Cronquist 8320 2 Jun 1959 Prunus emarginata (Douglas) Eaton WTU-212354 U.S.A., OREGON, UMATILLA COUNTY: Along State Highway 204 at the E. J. Haney Viewpoint, 0.5 miles west of Tollgate. Rosaceae Elev. 4985 ft. 45° 46' 52" N, 118° 6' 55" W Prunus emarginata (Douglas) Eaton Associated Genera: Crataegus, Abies, Salix, Holodiscus, Penstemon, Achillea. Flowers white; shrub to 3 meterst tall. CANADA, BRITISH COLUMBIA: Phenology: Fruits. Origin: Native. Jordon River, Vancouver Island. Shrub or bushy tree up to 20 feet tall; abundant, but here rearely in Richard R. Halse 6367 17 Jun 2003 flower as yet. Phenology: Flowers. WTU-355781 T. T. McCabe 5652 27 Apr 1938 WTU-72811 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: U.S.A., OREGON, WHEELER COUNTY: East slope of tomer's butte, four miles southeast of Moscow. Blue Mountains. Fifteen miles northeast of Spray. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Elev. 4300 ft. GeoLocate, Georef'd by WTU Staff T7S R25E; uncertainty: 7200 m., Georef'd by Joseph Stormer Forming thickets. Phenology: Flowers. Origin: Native. In brush near small stream. Small tree; flowers white. Phenology: Flowers. Origin: Native. William H. Baker 7437 15 May 1951 Arthur Cronquist 6602 19 Jun 1950 WTU-155802 WTU-146438 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus mahaleb L. U.S.A., OREGON, WASHINGTON COUNTY: Near Forest Grove. U.S.A., WASHINGTON, SPOKANE COUNTY: 45.519836°, -123.110663°; WGS 84, uncertainty: 7500 m., Northeast end of East River Road, north shore of Spokane River. Source: GeoLocate, Georef'd by Joseph Stormer Elev. 2066 ft. Along creek bottoms. Phenology: Flowers. Origin: Native. 47° 41.9' N, 117° 3.3' W; T25N R45E S1 In thickets on dry roadside, with Amelanchier alnifolia, Rosa woodsii, J. William Thompson 806 15 Apr 1926 Philadelphus, Ulmus pumila, Prunus virginiana, full sun. Fruit globose, black, shiny, juicy, 8x8 mm wide; pit smooth, WTU-23120JWT ovoid-globose; 6 m tall tree. Phenology: Fruits. Origin: Introduced. Peter F. Zika 18613 19 Aug 2003 Rosaceae WTU-356461 Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: Rosaceae Summit of Paradise Ridge, three miles southeast of Moscow. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Prunus emarginata (Douglas) Eaton GeoLocate, Georef'd by WTU Staff Thickets. Phenology: Flowers. Origin: Native. U.S.A., IDAHO, OWYHEE COUNTY: Overlooking Castle Creek, just below Triangle Summit. William H. Baker 8859 7 May 1952 42.794433°, -116.495874°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-155811 Dry rocky slope. Frequent. Phenology: Fruits. Origin: Native. William H. Baker 8548 12 Aug 1951 Rosaceae WTU-155806 Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, CLEARWATER COUNTY: Rosaceae Washington Creek Summit Road, CTPA. Elev. 3500 ft. Prunus emarginata (Douglas) Eaton T38N R6E S19; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, KING COUNTY: Unshaded, south-facing slope. Phenology: Flowers. Origin: Native. 1/2 mile north of Seattle. 47.635339°, -122.33083°; WGS 84, uncertainty: 1000 m., Source: R. L. Lingenfelter 527 14 Aug 1947 GeoLocate, Georef'd by WTU Staff Open woods. Phenology: Flowers. Origin: Native. WTU-118216 W. J. Eyerdam 6498 3 May 1949 Rosaceae WTU-294036 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., MONTANA, LAKE COUNTY: Shore of Flathead Lake. Prunus emarginata (Douglas) Eaton Picked by a cherry grower. Claim fruit once every 9-10 years; heavy this year. Phenology: Fruits. Origin: Native. U.S.A., OREGON, GRANT COUNTY: Along Oliver Creek, near the South Fork of the John Day River, 8 unknown s.n. 20 Jun 1952 miles south of Dayville,. Elev. 2800 ft. WTU-146573 T14S R35E S1; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Open slopes. Two solitary coarse shrubs, 2 metes high, single trunked at the base; corolla white. Phenology: Flowers. Origin: Native. Arthur Cronquist 7008 24 May 1953 WTU-155006 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: Seattle, vacant lot, 6th Avenue, northwest and west 74th Street. Vacant lot, west 74th Street and 6th Avenue northwest, Seattle. Elev. 250 ft. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Fruit bright cherry red. Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Native. Ruby L. C. Sovereign 381 21 Aug 1940 Ruby L. C. Sovereign 373 15 Apr 1940 WTU-315758 WTU-316169 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus mahaleb L. U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., IDAHO, NEZ PERCE COUNTY: 12 miles north of Cashmere, near top on east side of Chumstick Above north shore of Clearwater River, Route 12, just east of Mountain; Wenatchee Mountains. Lewiston. 47.65006°, -120.44995°; WGS84, uncertainty: 500 m., Source: Elev. 820 ft. Georeferenced, Georef'd by WTU Staff 46° 25.7' N, 116° 56.2' W Rocky areas. Shrubs circa 6 feet tall. Phenology: Flowers. Origin: Full sun, common on dry bank. White flowers, sepals spreading, 3-5 Native. m tall. Phenology: Flowers & Fruits. Origin: Introduced. C. L. Hitchcock 17270 15 Jun 1948 Peter F. Zika 16821 30 Apr 2002 WTU-125067 WTU-352618 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., OREGON, GRANT COUNTY: Seattle. Summit between Izee (John Day Valley) and Paulina (Crooked River 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Valley). Source: Digital Map, Georef'd by Joseph Stormer Elev. 5400 ft. Open woods. Phenology: Flowers. Origin: Native. With Symphoricarpos in open woodland. Bushy shrub, to 3 meters; fr. green. Phenology: Vegetative. Origin: Native. Sister Mary Milburge 1359 27 Apr 1937 Albert N. Steward 6475 29 Jul 1953 WTU-10884JWT with Franklin W. Sturges WTU-170431 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, KLICKITAT COUNTY: Prunus emarginata (Douglas) Eaton North side of high hills, opposite the Dallas, near Lyle-Goldendale Road. U.S.A., WASHINGTON, KING COUNTY: 45.69611°, -121.285°; WGS 84, uncertainty: 5000 m., Source: Seattle, vacant lot, 6th Avenue, northwest and west 74th Street. GeoLocate, Georef'd by WTU Staff Elev. 250 ft. Open grassy slopes. Phenology: Flowers. Origin: Native. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff C. L. Hitchcock 3364 30 Apr 1938 Phenology: Flowers. Origin: Native. WTU-45249 Ruby L. C. Sovereign 373 15 Apr 1940 WTU-315757 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus mahaleb L. Seattle. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., U.S.A., WASHINGTON, KLICKITAT COUNTY: Source: Digital Map, Georef'd by Joseph Stormer West Lakeview Boulevard, west end of Bingen. Phenology: Flowers. Origin: Native. Elev. 65 ft. 45° 42.6' N, 121° 27.5' W E. S. Meany s.n. 1898 Roadside thickets, with Acer macrophyllum, Fraxinus latifolia, near railroad and slough. Pedicels 12-21 mm; fruit black, globose, 9 x 9 WTU-37035 mm wide; pits smooth, 7-8 x 5-6 mm wide; shrubs 6 m tall, common. Phenology: Fruits. Origin: Introduced. Peter F. Zika 17105 25 Jul 2002 WTU-352653 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: Seattle. Seattle. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer Source: Digital Map, Georef'd by Joseph Stormer Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Native. E. S. Meany s.n. 1898 C. V. Piper s.n. 2 May 1888 WTU-39216 WTU-10461

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Seattle. North side of Entiat River at Tommy Creek crossing. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., T28N R18E; WGS84, uncertainty: 5000 m., Source: GeoLocate, Source: Digital Map, Georef'd by Joseph Stormer Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Forest. Phenology: Flowers. Origin: Native. E. S. Meany s.n. 1898 George H. Ward 389 14 May 1946 WTU-37036 WTU-188708

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, GARFIELD COUNTY: U.S.A., IDAHO, KOOTENAI COUNTY: Umatilla National Forest, Forest road 40 near milepost 19, Sunset [No locality given on label] Point. 47.676278°, -116.686856°; uncertainty: 44000 m. Elev. 5989 ft. Copse. Phenology: Flowers. Origin: Native. 46° 10' 2" N, 117° 31' 32" W; T8N R42E S22 NE 1/4 Open rock slope with occasional basalt outcroppings. Widely J. H. Sandberg s.n. Sep 1892 scattered Pseudotsuga menziesii, Pinus ponderosa, Cercocarpus. 250-300 feet below road. Scattered small shrubs; majority of flowers WTU-10182 losing petals. Phenology: Flowers. Origin: Native. Don Knoke 12 27 Jun 1997 Rosaceae WTU-338942 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, YAKIMA COUNTY: Rosaceae Klickitat River. 46.044714°, -121.237172°; WGS 84, uncertainty: 10000 m., Prunus emarginata (Douglas) Eaton Source: GeoLocate, Georef'd by WTU Staff Riverbanks. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, CHELAN COUNTY: Along Entiat River. J. B. Flett 1327 29 Jun 1899 47.663398°, -120.236567°; WGS84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-32644 Hillside, near the mouth. Phenology: Flowers. Origin: Native. Geo. N. Jones s.n. 29 Apr 1933 Rosaceae WTU-22834 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, PEND OREILLE COUNTY: Rosaceae Near highway about 14 miles north of Metaline Falls. Elev. 2600 ft. Prunus emarginata (Douglas) Eaton 48.99308°, -117.30244°; WGS 84, uncertainty: 2000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, KING COUNTY: Open woods. Phenology: Flowers. Origin: Native. Seattle. 47.60621°, -122.332071°; WGS 84, uncertainty: 15000 m., C. Leo Hitchcock 2928 15 May 1936 Source: GeoLocate, Georef'd by Ibro Polovina Phenology: Flowers. Origin: Native. WTU-38089 Emma A. Shumway s.n. 22 Apr 1892 WTU-112701 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., MONTANA, FLATHEAD COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: 1 mile southeast of Columbia Falls. Calakum [Colockum] Pass. 48.358123°, -114.14757°; WGS 84, uncertainty: 4552 m., Source: 47.19857°, -120.27749°; WGS 84, uncertainty: 500 m., Source: Digital Map, Georef'd by Joseph Stormer GeoLocate, Georef'd by WTU Staff Tree up to 12 meters tall. Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Native. H. T. Rogers 890 19 May 1942 Harold W. Smith 753 31 May 1936 with J. M. Rogers WTU-35812 WTU-241338 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, IDAHO COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Above mouth of 3 Devils Creek, Middle Fork Clearwater River, 4 At Ingalls Creek Forest Camp, Wenatchee Mountains. miles below Lowell. Elev. 2000 ft. 46.086257°, -115.59472°; WGS 84, uncertainty: 1000 m., Source: 47.462899°, -120.661069°; WGS84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Shade of conifers. Red-barked shrub, 10-15 feet high. Phenology: Rocky slopes. Phenology: Flowers. Origin: Native. Flowers & Fruits. Origin: Native. J. William Thompson 8977 11 Jun 1933 R. C. Rollins 1618 31 May 1936 with L. Constance WTU-23112JWT WTU-9105JWT Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, CLEARWATER COUNTY: North Fork of Clearwater River, 17.3 miles above Bungalow. U.S.A., WASHINGTON, KLICKITAT COUNTY: Common shrub on burned-over land. Fruits red. Phenology: Flowers Bingen. & Fruits. Origin: Native. 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Marion Ownbey 3088 30 Jul 1947 Dry rocky places. Phenology: Flowers. Origin: Native. with Gerald B. Ownbey Wilhelm Suksdorf 11370 26 Apr 1923 WTU-139535 WTU-195827 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, CHELAN COUNTY: Blewett Pass Summit. U.S.A., WASHINGTON, CHELAN COUNTY: 47.33556°, -120.57778°; WGS84, uncertainty: 10000 m., Source: Peshastin Creek. GeoLocate, Georef'd by WTU Staff 47.557496°, -120.574698°; WGS84, uncertainty: 10000 m., Phenology: Fruits. Origin: Native. Source: GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Martha R. Flahaut s.n. 18 Jun 1931 Harold W. Smith 774 31 May 1936 WTU-35723 WTU-35813 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: Above the Columbia River at Lyle. U.S.A., WASHINGTON, CHELAN COUNTY: 45.69611°, -121.285°; WGS 84, uncertainty: 5000 m., Source: North end of Tumwater Canyon. GeoLocate, Georef'd by WTU Staff T25N R17E S8; WGS84, uncertainty: 10000 m., Source: Hillside. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Steep hillside, timbered south slope. Phenology: Flowers. Origin: William H. Baker 5705 17 Apr 1949 Native. WTU-129382 George H. Ward 349 8 May 1946 WTU-188711 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, CLALLAM COUNTY: East side of Peshastin Creek about 0.5 mile below Ingalls Creek. Olympic Peninsula; Hurricane Ridge. 47.457572°, -120.659492°; WGS84, uncertainty: 1000 m., Source: Elev. 4500 ft. GeoLocate, Georef'd by WTU Staff 47.93333°, -123.40833°; WGS 84, uncertainty: 10000 m., Source: Forest slopes. Shrub to 12 feet. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Edge of woods. Phenology: Fruits. Origin: Native. George H. Ward 440 22 May 1946 Geo. N. Jones 3352 5 Jul 1931 WTU-188710 WTU-21622 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., MONTANA, MISSOULA COUNTY: Rattlesnake Creek. U.S.A., WASHINGTON, CHELAN COUNTY: Phenology: Flowers & Fruits. Origin: Native. Sander's Canyon, Entiat Velley. Elev. 1000 ft. Frank H. Rose 301 3 Jun 1938 47.67611°, -120.20722°; WGS84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-48755 Phenology: Vegetative. Origin: Native. G. E. Morrill 254 8 Aug 1933 Rosaceae WTU-27816 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, YAKIMA COUNTY: Rosaceae Cascade Mountains, below Chinook Pass. 46.87222°, -121.51444°; WGS 84, uncertainty: 10000 m., Source: Prunus emarginata (Douglas) Eaton GeoLocate, Georef'd by WTU Staff Eastern slope. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, YAKIMA COUNTY: Cleman Ridge. J. M. Broadbent s.n. 16 Jun 1935 46.81439°, -120.83698°; WGS 84, uncertainty: 5500 m., Source: GeoLocate, Georef'd by WTU Staff WTU-35330 Phenology: Flowers. Origin: Native. Harold W. Smith 684 24 May 1936 Rosaceae WTU-35811 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: Rosaceae 20 mi. north of Teanaway. (1 mi. below mouth of Beverly Creek.). Elev. 2400 ft. Prunus emarginata (Douglas) Eaton 47.419752°, -120.889012°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, CHELAN COUNTY: Plants circa 3 feet tall; rounded. Phenology: Flowers. Origin: Native. Wenatchee National Forest, corral at Leavenworth Ranger Station. Elev. 1200 ft. C. L. Hitchcock 4706 28 May 1939 47.59639°, -120.66028°; WGS84, uncertainty: 5000 m., Source: with J. S. Martin GeoLocate, Georef'd by WTU Staff Southeast 15% slope, deep mellow, sandy loam, browse type, 0.6 WTU-53169JWT density in tenth, very heavy used, slopes of arid transition, forage value: about 30% for sheep, less for cattle. Common, shrub to small tree. Phenology: Flowers. Origin: Native. Rosaceae Edward P. Cliff 68590 26 Apr 1932 Prunus emarginata (Douglas) Eaton WTU-322304 U.S.A., WASHINGTON, YAKIMA COUNTY: West slope Umptanum (Umtanum) Ridge. 46.89938°, -120.66058°; WGS 84, uncertainty: 2500 m., Source: Rosaceae GeoLocate, Georef'd by WTU Staff Hillside, west slope. Phenology: Flowers. Origin: Native. Prunus emarginata (Douglas) Eaton Harold W. Smith 439 20 May 1936 U.S.A., WASHINGTON, CHELAN COUNTY: Mount Ingalls, Mount Stuart District. WTU-221039 Elev. 3936 ft. 47.47263°, -120.94637°; WGS84, uncertainty: 2000 m., Source: Georeferenced, Georef'd by WTU Staff Open woods; Arid Transition Zone; Range: British Columbia to Idaho and California. Phenology: Flowers. Origin: Native. eyerdam 1052 4 Jul 1934 WTU-292427 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Swauk River Road. Klickitat Meadows. Elev. 2200 ft. 45.81722°, -121.15139°; WGS 84, uncertainty: 10000 m., Source: 47.32865°, -120.65832°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Mountain slope. Phenology: Flowers & Fruits. Origin: Native. J. B. Flett 1327 27 Jun 1899 Ruby L. C. Sovereign s.n. 18 May 1942 WTU-38211 WTU-316157 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Peshastin Creek below Blewett Pass. Eight-Mile Canyon, ca. [circa] 8 miles south of Leavenworth. 47.557496°, -120.574698°; WGS84, uncertainty: 10000 m., 47.480593°, -120.66028°; WGS84, uncertainty: 1000 m., Source: Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. In yellow pine forest. Shrubs 6 feet tall. Phenology: Flowers & Fruits. Origin: Native. Lyman Benson 1286 4 May 1929 C. L. Hitchcock 11400 26 May 1945 WTU-40689 WTU-100659 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, CHELAN COUNTY: Dirtyface Peak, Wenatchee Mountains. U.S.A., WASHINGTON, YAKIMA COUNTY: Elev. 4500 ft. By the 6 mile post on the road to Bald Mountain Lookout, Naches 47.87139°, -120.82389°; WGS84, uncertainty: 10000 m., Source: Drainage. GeoLocate, Georef'd by WTU Staff 46.73111°, -120.69833°; WGS 84, uncertainty: 10000 m., Source: Upper wooded slopes. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. J. William Thompson 8555 24 Jun 1932 Jean G. Witt 1938 28 May 1950 WTU-23114JWT WTU-177750 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton × Prunus virginiana L. U.S.A., WASHINGTON, CHELAN COUNTY: Peshastin. U.S.A., WASHINGTON, CHELAN COUNTY: 47.57083°, -120.60278°; WGS84, uncertainty: 10000 m., Source: Route 2, 1.8 road miles northwest of junction with Icicle Road in GeoLocate, Georef'd by WTU Staff Leavenworth, south end of Tumwater Canyon, along Wenatchee Phenology: Fruits. Origin: Native. River, c. 1 kilometer northwest of mouth of Power Creek. Elev. 1180 ft. J. H. Sandberg 590 25 Jul 1893 47° 35.4' N, 120° 43.4' W; T25N R17E S10 with J. B. Leiberg Partial shade, thickets, with Acer macrophyllum, roadside, base of southwest slope. Dark gray bark, 2-6 meter tall trees, d.b.h. 11-17 WTU-116051 centimeters. Phenology: Flowers & Fruits. Peter F. Zika 16925 26 May 2002 Rosaceae WTU-353235 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SPOKANE COUNTY: Mount Carleton (Mount Spokane). Rosaceae 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff Prunus emarginata (Douglas) Eaton Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, CHELAN COUNTY: F. O. Kreager 245 19 Jul 1902 Along Colockum Creek about 5 miles from Columbia River. 47.299574°, -120.08966°; WGS84, uncertainty: 10000 m., Source: WTU-68394 GeoLocate, Georef'd by WTU Staff Bottom land. Phenology: Flowers. Origin: Native. George H. Ward 264 19 Apr 1946 WTU-188709 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton × Prunus virginiana L. Prunus subcordata Benth. U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., OREGON COUNTY: Route 2, 1.8 road miles northwest of junction with Icicle Road in Monrnorth. Leavenworth, south end of Tumwater Canyon, along Wenatchee Phenology: Flowers. River, c. 1 kilometer northwest of mouth of Power Creek. Elev. 1180 ft. W. J. Yoillman s.n. 3 May 1894 47° 35.4' N, 120° 43.4' W; T25N R17E S10 Partial shade, thickets, with Acer macrophyllum, roadside, base of WTU-37793 southwest slope. White flowers, petals suborbicular, 7-8 millimeters long, sepals reflexed, no pits found, dark gray bark, 2-6 meter tall trees, d.b.h. 11-17 centimeters. Phenology: Flowers & Fruits. Rosaceae P. F. Zika 16860 12 May 2002 Prunus virginiana L. WTU-352649 CANADA, BRITISH COLUMBIA: About 200 meters east of bridge over Shuswap River; near junction of Enderby - Grinrod Road and Mabel Lake; north side of road; Enderby, North Okanogan. Rosaceae Elev. 1164 ft. 50° 33' N, 119° 7.8' W Prunus emarginata (Douglas) Eaton Roadside thickets, with Salix exigua, Phalaris arundinacea, Rubus idaeus. 5 meters tall bush, leaves whitened below. Phenology: CANADA, BRITISH COLUMBIA: Flowers & Fruits. Hills west of Princeton. Along road in Pinus ponderosa buch grass country. Phenology: Peter F. Zika 18447 7 Jun 2003 Flowers. WTU-356457 K. Beamish 60450 18 May 1960 with F. Vrugtman Rosaceae WTU-197162 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., OREGON, HARNEY COUNTY: 8 miles east of Frenchglen on way to Fish Lake, in the Steens Prunus subcordata Benth. Mountains. Rocky places in western juniper and sagebrush. Frequent. U.S.A., OREGON, KLAMATH COUNTY: Phenology: Fruits. Origin: Native. 27 miles northeast of Klamath Falls, near Bly Pass. Elev. 4500 ft. Bassett Maguire 26471 14 Jun 1946 In Juniper-Cercocarpus-ponderosa pine scrub. Much branched, with Arthur H. Holmgren thorny shrub 1-3 meters tall, flowers white. Phenology: Flowers. WTU-110829 Arthur Cronquist 8215 11 May 1959 WTU-210400 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, OKANOGAN COUNTY: Prunus subcordata Benth. East side of Okanogan River, 100 miles southeast of bridge, Ellisforde Bridge Road, 0.2 miles west of railroad; Ellisforde. U.S.A., OREGON, KLAMATH COUNTY: Elev. 918 ft. Brookside Ranch, Swan Lake Valley. 48° 47.6' N, 119° 24.2' W; T38N R27E S14 Along stream in edge of pine woods. Phenology: Flowers. Grassy floodplain, with Populus balsamifera, Salix prolixa, Acer saccharinum, Prunus virginiana. Inflorescence pendant, fruit dark Elmer I. Applegate 3095 27 May 1904 red-purple-black, shiny, depressed-globose, 8-9 x 9-10 milimeters wide, leaves purplish, 3 meters tall shrub. Phenology: Fruits. Origin: WTU-8738JWT Native. P. F. Zika 17897 19 Sep 2002 Rosaceae WTU-354175 Prunus subcordata Benth. U.S.A., OREGON COUNTY: Tayton, Warrion Island. Dry hill. Phenology: Fruits. Morton E. Peck 17004 30 May 1931 WTU-15888JWT Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., OREGON, JOSEPHINE COUNTY: U.S.A., IDAHO, NEZ PERCE COUNTY: Siskiyou National Forest; on highway 4045, 1.8 miles northwest of On the south side of the Clearwater River at Lenore. intersection of 4045 and 3941 or ca. [circa] 25 miles east of Cave 46.50861°, -116.55°; WGS 84, uncertainty: 5000 m., Source: Junction. GeoLocate, Georef'd by WTU Staff Elev. 5700-6000 ft. Phenology: Flowers. Origin: Native. 42.161854°, -123.159464°; WGS 84, uncertainty: 25000 m., Source: GeoLocate, Georef'd by Joseph Stormer, Invalid Marion Ownbey 2034 28 Apr 1940 coordinates (located outside county bounds). with Ruth P. Ownbey Wet meadows with Veratrum and Ranunculus between woods of Abies procera, A. grandis, Calocedrus, and Arctostaphylos. WTU-74120 Infrequent shrub about 5 feet tall at edge of woods; petals cream-colored; sepals yellow green. Phenology: Flowers. Origin: Native. Rosaceae Melinda F. Denton 2630 23 Jun 1973 Prunus emarginata (Douglas) Eaton WTU-259464 U.S.A., IDAHO, ELMORE COUNTY: Above Arrow Rock Lake on road leading to Black Creek. Rosaceae Shrubs 6 feet tall. Phenology: Fruits. Origin: Native. Prunus emarginata (Douglas) Eaton C. L. Hitchcock 15456 17 Jun 1947 U.S.A., IDAHO, TWIN FALLS COUNTY: WTU-114556 Shoshone Ranger Station, Minidoka National Forest. Moist east slope below rock ledge. Phenology: Fertile. Origin: Native. Rosaceae R. K. Gierisch 704 17 Jul 1938 Prunus virginiana L. WTU-67279 U.S.A., WASHINGTON, LINCOLN COUNTY: Tableland south of Swanson Lakes. Rosaceae Elev. 2263 ft. 47° 34.8' N, 118° 29.7' W Prunus virginiana L. Talus by roadside, full sun, vegetation an open stand of big sagebrush, with Agropyron spicatum, Artemisia tridentata, U.S.A., WASHINGTON, CHELAN COUNTY: Delphinium nuttallianum, Elymus cinereus. White flowers 10-12 Route 2, 0.6 road miles from junction with Icicle Road in milimeters diameter, petals suborbicular, 4-5 milimeters long, 25-39 Leavenworth, south end of Turnwater Canyon, along Wenatchee fl/infl, 3 meters tall shrubs. Phenology: Flowers. Origin: Native. River. Elev. 1213 ft. P. F. Zika 16936 27 May 2002 47° 35.2' N, 120° 41.2' W; T24N R17E S11 with C. R. Bjork With Prunus emarginata, Populus balsamifera, roadside. White flowers, petals suborbicular, 4 milimeters long, pits 6-7 x 5-6 WTU-352646 milimeters wide, 14 metes tall trees, single trunk, bark dark gray. Phenology: Flowers. Origin: Native. Rosaceae Peter F. Zika 16926 26 May 2002 Prunus emarginata (Douglas) Eaton WTU-352629 U.S.A., IDAHO, VALLEY COUNTY: Rosaceae East slope of Mount Brundage, Payette Lakes, northwest of McCall. 44.91111°, -116.09778°; WGS 84, uncertainty: 10000 m., Source: Prunus emarginata (Douglas) Eaton GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. U.S.A., IDAHO, LATAH COUNTY: 2 miles east of Viola. W. H. Baker 10274 8 Jul 1953 46.838602°, -116.981284°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff WTU-261786 Associated with Pinus ponderosa; moist, gravelly soil. Shrub, 5-15 feet tall. Phenology: Flowers. Origin: Native. Rosaceae Ed Zaring 124 21 May 1935 Prunus emarginata (Douglas) Eaton WTU-15713JWT CANADA, BRITISH COLUMBIA: San Juan Avenue, Gordon Head, Saanich, near Victoria, Vancouver Island. Elev. 262 ft. Partial shade, roadside. Fragrant white flowers 12-14 mm diameter, petals 5-6 mm long; 5-9 flowers/infl; peduncles 5-11 mm long; pedicels 10-19 mm long; rachis 10-16 mm long; 5 meter tall tree. Phenology: Flowers. Peter F. Zika 16849 6 May 2002 WTU-353186 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, LEWIS COUNTY: U.S.A., IDAHO, BONNER COUNTY: Lacamas Prairie, southwest corner of Frost Road and Jackson Above Clark's Fork River, 5 miles west of Sand Point. Highway, north side of Lacamas Creek. Elev. 2800 ft. Elev. 344 ft. Drying, gravelly slope. Plants straggling, 6-8 feet tall. Phenology: 46° 30.7' N, 122° 48.9' W; T12N R1W S21 Fertile. Origin: Native. Full sun, damp ground above ditch. Shrubs 3 meters tall, white flowers 12 milimeters diameter, petals 4-5 milimeters long, 40+ fl/infl. C. Leo Hitchcock 2883 14 May 1936 Phenology: Flowers. Origin: Native. WTU-37713 Peter F. Zika 16945 29 May 2002 WTU-352642 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, GRANT COUNTY: Prunus emarginata (Douglas) Eaton Meadow Creek, Lower Grand Coulee, near Sun Lakes State Park. Elev. 1115 ft. U.S.A., IDAHO, NEZ PERCE COUNTY: 47° 35.2' N, 119° 23' W; T24N R27E S12 Copes. Riparian thicket, full sun, with Philadelphus lewisii, Betula Phenology: Fertile. Origin: Native. occidentalis. Common large shrubs 4 meters tall, pits smooth, subglobose, 6-7 x 5-6 milimeters wide, fresh flowers 10-11 J. H. Sandberg s.n. May 1892 milimeters diameter, petals 3-4 milimeters long, orbicular, white, sepals spreading. Phenology: Flowers. Origin: Native. WTU-10183 Peter F. Zika 16856 10 May 2002 Rosaceae WTU-352640 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., IDAHO, KOOTENAI COUNTY: [No locality given on label] Prunus emarginata (Douglas) Eaton 47.676278°, -116.686856°; uncertainty: 44000 m. Thickets. Phenology: Flowers. Origin: Native. U.S.A., OREGON, LAKE COUNTY: Hart Mountain National Antelope Refuge, hill east of Hot Springs J. B. Leiberg 368 May 1891 Campground. Above camp. Elev. 6035 ft. WTU-10173 42° 29' 55" N, 119° 41' 29" W Genereally dry gravelly soil. Dominant plants artemisia tridentata, chrysothanus, Purshia tridentata, Cercocarpus ledifolius. On hilltop Rosaceae in rock outcrop. Flowers white; plants to 1 metere tall. Phenology: Fertile. Origin: Native. Prunus virginiana L. Robert W. Goff 003 7 Jun 1996 U.S.A., IDAHO, BOISE COUNTY: with David Giblin Boise National Forest, Forest Service Road 384, Crooked River Trail. WTU-337895 Elev. 4880 ft. 43° 55.043' N, 115° 35.572' W; T7N R7E S26 Dry hillside along river with seeps, with Pinus ponderosa, Pinus Rosaceae contorta, Pseudotsguga. Fruit red-green, tree to 2.5 meters. Phenology: Fruits. Origin: Native. Prunus virginiana L. J. F. Smith 4079 19 Aug 2001 U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: North side of Route 8, near milepost 2, circa. 3 miles east of Elma, WTU-352754 near Heise Road. Elev. 164 ft. Rosaceae 47° 1.2' N, 123° 21' W; T18N R5W S30 Fencerow thickets, with Prunus emarginata, Cytisus, Amelanchier, Prunus emarginata (Douglas) Eaton full sun. Multi-stemmed shrub 5 meters tall, heavily flowered, flowers white, diameter 9-10 milimeters, petals erose, 4 milimeters, yellow U.S.A., IDAHO, LATAH COUNTY: anthers, white filaments, 16 stamens, 0-2 leafy bracts/infl. 28-35 7 miles north of Moscow. fl/infl. Phenology: Flowers. Origin: Native. 46.833838°, -116.99917°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Peter F. Zika 16899 20 May 2002 Open forest. Phenology: Flowers. Origin: Native. WTU-352639 R. F. Daubenmire 38102 8 May 1938 WTU-239147 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., OREGON, JOSEPHINE COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Siskiyou National Forest. Bolan Lake area, from 2 miles below lake Divide between Johnson and Jungle Creeks, toward Malcolm to 1 mile above lake. Mountain, ca. 12 miles north of Cle Elum. Elev. 4900-6000 ft. 47.364444°, -120.915°; NAD 27, uncertainty: 2000 m., Source: 42.022112°, -123.459158°; uncertainty: 4000 m., Georef'd by Georeferenced, Georef'd by WTU Staff Joseph Stormer Phenology: Flowers. Origin: Native. Woods of Tsuga mertensiana, Abies lasiocarpa, Abies grandis, Pseudotsuga. On wooded slopes near summit. Locally abundant. C. L. Hitchcock 19142 25 Jun 1949 Shrubs 6-8 feet tall; flowers white, with orange color at base of hypanthium. Phenology: Flowers. Origin: Native. WTU-168372 Melinda F. Denton 2750 26 Jun 1973 Rosaceae WTU-258906 Prunus virginiana L. Rosaceae U.S.A., IDAHO, CLARK COUNTY: Targhee National Forest, Beaverhead Range, Gallagher Canyon. Prunus emarginata (Douglas) Eaton Elev. 6500 ft. 44.159026°, -112.705954°; WGS 84, uncertainty: 10000 m., U.S.A., OREGON, JOSEPHINE COUNTY: Source: GeoLocate, Georef'd by WTU Staff Siskiyou National Forest; Babyfoot Lake Area (Botanical). With Elymus cinereus, Stipa lettermanii, Agropyron spicatum, A. Elev. 4200-4400 ft. smithii, Leucopoa kingii, Bromus tectorum, Chrysothamnus Woods of Pseudotsuga, Pinus attenuata, Abies grandis, Lithocarpus, viscidiflorus, Artemisia tridentata, Juniperus scopulorum, Acer Castanopsis, Ooccasional Picea brewweriana. Small tree circa 2 glabrum, and Douglas-fir. Common. Phenology: Vegetative. Origin: meters tall; frequent; petals white. Phenology: Flowers. Origin: Native. Native. Douglass Henderson 3263 7 Jul 1976 Melinda F. Denton 3680 14 Jun 1975 WTU-359258 WTU-262671 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: Above the Columbia River at Lyle. (YIN) above Howard Lake, 55 miles west of Toppenish ACF. 45.69611°, -121.285°; WGS 84, uncertainty: 5000 m., Source: Elev. 5707 ft. GeoLocate, Georef'd by WTU Staff 46.371695°, -121.461726°; WGS 84, uncertainty: 500 m., Source: Hillside. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Upper limit hudsonian zone. Phenology: Flowers. Origin: Native. William H. Baker 5705 17 Apr 1949 E. Hunn 525 30 Jun 1977 WTU-297983 WTU-271286 Rosaceae Rosaceae Prunus padus L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH COUNTY: East side of Interstate-5, near 36th Avenue northwest, circa 6 air U.S.A., WASHINGTON, CHELAN COUNTY: kilometers southwest of Lake McMurray. Northwest of Leavenworth. Meadow Camp Road, Tumwater Elev. 311 ft. Mountain. 48° 16.9' N, 122° 17.1' W; T32N R4E S3 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: Edge of forest, with Populus balsamifera, Pseudotsuga menziesii, GeoLocate, Georef'd by WTU Staff Prunus emarginata, P. avium, P. xpugetensis, Acer circinatum, Phenology: Flowers. Origin: Native. Thuja plicata, Alnus rubra. Trees, 13 centimeters d.b.h., flowers 16-19 milimeters diameter, petals elliptic to obovate, 6-8 milimeters Maxine Hagen s.n. 21 May 1950 long, sepals spreading, 24-30 fl/infl. [Piece of trees' bark taped onto the sheet]. Phenology: Flowers. Origin: Native. WTU-332917 Peter F. Zika 16875 16 May 2002 WTU-352636 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, FERRY COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: West bank Kettle River, along Lower Barstow Bridge Road, 1 air Upper sonoran residential yard. (YIN). mile northeast of Barstow. Elev. 705 ft. Elev. 1344 ft. 46.48245°, -120.51294°; WGS 84, uncertainty: 90000 m., Source: 48° 46.8' N, 118° 8.2' W; T38N R37E S21 GeoLocate, Georef'd by WTU Staff Thickets, with Rosa woodsii, Cornus sericea, Salix exigua. Fruit Tmish-berries eaten. Phenology: Fruits. Origin: Native. black, globose, leaves turning red to purple, 2 meters tall shrub. Phenology: Fruits. Origin: Native. E. Hunn 70 8 Oct 1976 Peter F. Zika 17961 26 Sep 2002 WTU-271202 WTU-352651 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, LATAH COUNTY: Along southwest slope of Tomer's Butte, 4.5 miles southeast of U.S.A., WASHINGTON, CLALLAM COUNTY: Moscow. Lake Crescent. T38N R5W S23; WGS 84, uncertainty: 500 m., Source: 48.09472°, -123.80583°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Phenology: Vegetative. Origin: Native. R. L. Nisbet 33 3 Jul 1955 Geo. N. Jones 3514 Aug 1931 WTU-297174 WTU-21623 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: At 3 miles west Naches along US 12. About 6 miles northeast of Tonasket, north half, property of Chris Elev. 1508 ft. Troth. 46.731093°, -120.761693°; WGS 84, uncertainty: 500 m., Source: T38N R28E S28; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Arid transition riverine. Tmish-berries eaten. Phenology: Flowers. Southwest facing slope, +/ - 15 degree. Mostly lithosol. Ponderosa Origin: Native. pine - Douglgas fir savanna. In open sun on granitic outcrop. Associated species: grasses, Brodiaea, Achillea, Artemisia, E. Hunn 266 7 May 1977 Antennaria. Uncommon shrub, 1.5 meters tall, petals off-white, well of hypanthium orange, petioles red. Phenology: Flowers. Origin: WTU-270872 Native. Chris H. Troth 30 28 May 1995 Rosaceae with Rebecca G. Troth Prunus virginiana L. WTU-331736 U.S.A., IDAHO, OWYHEE COUNTY: Rosaceae Summit of Florida Mountain, Silver City Range. 43.01667°, -116.755°; WGS 84, uncertainty: 10000 m., Source: Prunus virginiana L. GeoLocate, Georef'd by WTU Staff Rocky outcrop. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, CHELAN COUNTY: Wenatchee National Forest, Beehive area. William H. Baker 7928 12 Jul 1951 Elev. 4000 ft. 47.32775°, -120.400172°; WGS 84, uncertainty: 5000 m., Source: WTU-297188 Digital Map, Georef'd by Dan Post Dry sandy loam, 6 W. y. P, weed, .001 density in tenth, moderate used, with Alder, Elder, Willow. Widely distributed, common, none Rosaceae palatability, rarely grazed, shrub 10 feet. Flowering period: June, Period of seed dissemination: August. Phenology: Flowers. Origin: Prunus virginiana L. Native. U.S.A., IDAHO, NEZ PERCE COUNTY: C. J. Conover 57993 21 Jun 1927 At Arrow Junction, confluence of the Clearwater and Potlatch Rivers, twelve miles east of Lewiston. WTU-322297 46.478458°, -116.766361°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff Thickets. Phenology: Flowers. Origin: Native. William H. Baker 7410 13 May 1951 WTU-297169 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, ISLAND COUNTY: Drug Garden, University of Washington. Near San de Fuca, Whidbey Island. 47.66667°, -122.30861°; WGS 84, uncertainty: 10000 m., Source: 48.23528°, -122.72194°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff No collection date given. Phenology: Flowers. Bluff. Phenology: Flowers. Origin: Native. Unknown s.n. G. N. Jones 4866 19 May 1934 WTU-139856 WTU-25298

Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, ADAMS COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Along Middle Fork of Weiser River Road. Ginkgo Petrified Forest Park; Rocky Coulee. Elev. 4592 ft. 46.956623°, -119.988914°; WGS 84, uncertainty: 10000 m., 44° 8' N, 116° 18' W; T15N R1E S11; WGS 84, uncertainty: 3200 Source: GeoLocate, Georef'd by WTU Staff m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett Phenology: Flowers. Origin: Native. Hills north of river, steep slope with clay and rock, by river. Small tree to 3 meters, inflorescence pendant, corolla white. Phenology: Harold W. Smith 359 28 Apr 1936 Flowers. Origin: Native. WTU-221124 James F. Smith 2793 22 May 1994 WTU-330733 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, YAKIMA COUNTY: Prunus virginiana L. Tampico. 46.53528°, -120.86611°; WGS 84, uncertainty: 10000 m., Source: U.S.A., IDAHO, ELMORE COUNTY: GeoLocate, Georef'd by WTU Staff Along Smith Creek, 2 miles west of Jess Basil Ranch. Phenology: Flowers & Fruits. Origin: Native. 43.829427°, -115.312191°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff J. B. Flett 1339 30 May 1899 Yellow pine. Phenology: Flowers. Origin: Native. WTU-37704 J. H. Christ 1953-14 16 Jun 1953 WTU-264813 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, WHITMAN COUNTY: Prunus virginiana L. Pullman. 46.73139°, -117.17861°; WGS 84, uncertainty: 3543 m., Source: U.S.A., WASHINGTON, CHELAN COUNTY: GeoLocate, Georef'd by Sara Legler Tumwater Mountain. Moist places. Abundant, shrub. Phenology: Flowers. Origin: Native. Elev. 2000 ft. 47.61611°, -120.70028°; WGS84, uncertainty: 10000 m., Source: S. E. Piper s.n. 30 May 1896 GeoLocate, Georef'd by WTU Staff Moist slopes. Phenology: Flowers. Origin: Native. WTU-10446 J. William Thompson 10455 12 May 1934 Rosaceae WTU-15877JWT Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, KITTITAS COUNTY: West of Cle Elum. Prunus virginiana L. 47.19556°, -120.93806°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, ISLAND COUNTY: Yellow pine slopes and along streams. Phenology: Flowers. Origin: Near San de Fuca, Whidbey Island. Native. 48.23528°, -122.72194°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff J. William Thompson 11613 8 Jun 1935 Bluff. Phenology: Flowers. Origin: Native. WTU-15961JWT G. N. Jones 4866 19 May 1934 WTU-316476 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: Ginkgo Petrified Forest State Park. Schurbly Coulee. Logy Creek. 46.94917°, -120.00167°; WGS 84, uncertainty: 10000 m., Source: 46.205596°, -120.476744°; WGS 84, uncertainty: 10000 m., GeoLocate, Georef'd by WTU Staff Source: GeoLocate, Georef'd by WTU Staff Springy area. Phenology: Fruits. Origin: Native. Rocky soil. Phenology: Flowers. Origin: Native. Harold W. Smith 733 30 May 1936 F. A. Warren 2008 13 May 1933 WTU-221040 WTU-213042

Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, LATAH COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Moscow Mountains, Idler's Rest Nature Conservancy Preserve. Bingen. T40N R5W S22 SW 1/4, NW 1/4; WGS 84, uncertainty: 10000 m., 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff In low areas, insect galls. Phenology: Fertile. Origin: Native. High sandy river bank. Phenology: Flowers & Fruits. Origin: Native. Ron Mastrogiuseppe 9428 28 Jan 1994 Wilhelm N. Suksdorf 10727 15 May 1921 with Joy Mastrogiuseppe WTU-195926 WTU-354624 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, BENTON COUNTY: Bingen. Tomar Mountain. 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: 45.96861°, -119.05222°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Fruits. Origin: Native. Phenology: Flowers. Wilhelm N. Suksdorf 11513 2 Aug 1923 T. C. Frye s.n. 14 Aug 1908 WTU-195656 WTU-10372 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Pullman. Pullman. 46.73139°, -117.17861°; WGS 84, uncertainty: 3543 m., Source: 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by Sara Legler Nat. Geog. TOPO!, Georef'd by John Bassett Phenology: Flowers. Phenology: Flowers. C. V. Piper 153 16 Jun 1893 F. L. Pickett 437 27 May 1916 WTU-96995 WTU-66479 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, SPOKANE COUNTY: Peter Staack's farm, Falcon Valley. [No locality given on label]. 45.97682°, -121.30818°; WGS 84, uncertainty: 9000 m., Source: 47.66098°, -117.42072°; WGS 84, uncertainty: 45000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Fertile. Origin: Native. Phenology: Flowers. Wilhelm N. Suksdorf 12055 19 Aug 1926 T. A. Bonser 2020 30 Apr 1920 WTU-196368 WTU-10294 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Knuss or Quigley Butte, north of Laurel, Falcom Valley. West of Cle Elum. 45.94417°, -121.37889°; WGS 84, uncertainty: 10000 m., Source: 47.19556°, -120.93806°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff On dry hill. Phenology: Flowers. Origin: Native. Yellow pine slopes and along streams. Phenology: Flowers. Wilhelm N. Suksdorf 10240 19 Jun 1919 J. William Thompson 11613 8 Jun 1935 WTU-195655 WTU-33611

Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Pullman. Ellensburg. 46.73139°, -117.17861°; WGS 84, uncertainty: 3543 m., Source: 46.996514°, -120.547847°; WGS 84, uncertainty: 7500 m., GeoLocate, Georef'd by Sara Legler Source: GeoLocate, Georef'd by Joseph Stormer Phenology: Flowers. Origin: Native. Phenology: Flowers. C. V. Piper s.n. 12 Jun 1893 H. H. Hindshaw s.n. 15 Jun 1905 WTU-96996 WTU-10366

Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Upper Sonoran Life Zone; near Highway 97; Logy Creek. Pullman, Small Mountain. 46.205596°, -120.476744°; WGS 84, uncertainty: 10000 m., Phenology: Flowers. Source: GeoLocate, Georef'd by WTU Staff Along stream. Phenology: Flowers. C. V. Piper s.n. 16 Jun 1893 C. L. Hitchcock 3384 8 May 1938 WTU-10455 with J. S. Martin WTU-45192 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, KITTITAS COUNTY: Prunus virginiana L. Ellensburg. 46.996514°, -120.547847°; WGS 84, uncertainty: 7500 m., U.S.A., WASHINGTON, YAKIMA COUNTY: Source: GeoLocate, Georef'd by Joseph Stormer Upper Wenas. Phenology: Flowers. 46.87278°, -120.77278°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff H. H. Hindshaw s.n. 15 Jun 1896 Phenology: Flowers. WTU-10365 Harold W. Smith 674 24 May 1936 WTU-35809 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, YAKIMA COUNTY: Prunus virginiana L. Wodan's Vale, Mt Adams. 46.20255°, -121.4908°; WGS 84, uncertainty: 8000 m., Source: U.S.A., WASHINGTON, CHELAN COUNTY: GeoLocate, Georef'd by WTU Staff Along Swakane Creek, 3 miles up from its mouth. North slope. Phenology: Flowers. Origin: Native. 47.543495°, -120.29149°; WGS84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Wilhelm N. Suksdorf 6873 16 Aug 1909 Yellow pine slopes. Phenology: Flowers. WTU-195653 J. W. Thompson 17313 11 Jun 1956 WTU-171111 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, BENTON COUNTY: U.S.A., WASHINGTON, BENTON COUNTY: Snively Canyon. On Rattlesnkae Mountain. Elev. 1250 ft. Elev. 3200 ft. 46° 30' N, 119° 43' W; T11N R25E S8 46° 30' N, 119° 43' W; T11N R26E S30 Rocky soil banks of flowing spring, scootney stony silt loam. Moist soil around well house. Phenology: Flowers. Origin: Native. Phenology: Fruits. Origin: Native. Joan T. O?Farrell 71-67 23 May 1971 Joan T. O?Farrell 72-222 21 May 1972 with Thomas P. O’Farrell with Thomas P. O’Farrell WTU-260238 WTU-260237 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Pullman. Junction Highway 2 with Icicle Canyon Road. 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: 47.588526°, -120.675309°; WGS84, uncertainty: 500 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett Georeferenced, Georef'd by WTU Staff Hillsides. Small trees. Phenology: Flowers. Along roadside. Phenology: Flowers. Origin: Native. F. L. Pickett 434 27 May 1916 Pat Kern 495 23 May 1964 WTU-67122 WTU-217224 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Pullman. Cult. W. S. C. Campus. Bingen. Phenology: Flowers. Origin: Native. 45.71495°, -121.46462°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Carl English Jr. 583 24 May 1927 Riverbank. Phenology: Flowers. Origin: Native. WTU-28860 Wilhelm N. Suksdorf 5579 21 May 1896 WTU-195654 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, SPOKANE COUNTY: Prunus virginiana L. Hangman's Creek. 47.45471°, -117.288°; WGS 84, uncertainty: 25500 m., Source: U.S.A., WASHINGTON, CHELAN COUNTY: GeoLocate, Georef'd by WTU Staff Tumwater Mountain, Wenatchee Mountains. Phenology: Fruits. Origin: Native. Elev. 2000 ft. 47.61611°, -120.70028°; WGS84, uncertainty: 10000 m., Source: Wilhelm N. Suksdorf 1747 2 Aug 1889 GeoLocate, Georef'd by WTU Staff Open wooded slopes. Phenology: Flowers. WTU-195657 J. William Thompson 6487 23 May 1931 Rosaceae WTU-23117JWT Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, YAKIMA COUNTY: Cleman Mountain. Prunus virginiana L. Elev. 3000 ft. 46.82°, -120.84806°; WGS 84, uncertainty: 10000 m., Source: U.S.A., WASHINGTON, YAKIMA COUNTY: GeoLocate, Georef'd by WTU Staff [No locality given on label]. Basaltic slopes. Phenology: Flowers. Origin: Native. 46.48245°, -120.51294°; WGS 84, uncertainty: 90000 m., Source: GeoLocate, Georef'd by WTU Staff J. William Thompson 14595 27 May 1940 Riverbanks. Phenology: Flowers & Fruits. WTU-291413 J. B. Flett 1339 30 Jun 1899 WTU-38291 Rosaceae Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: Small creek tributary to Almota Canyon, above Almota. Satus Creek. 46.70306°, -117.46833°; WGS 84, uncertainty: 10000 m., Source: Elev. 1500 ft. GeoLocate, Georef'd by WTU Staff 46.273139°, -120.148267°; WGS 84, uncertainty: 10000 m., Small creek tributary, Arid Transition. Shrub, 112 to 18 feet, bark Source: GeoLocate, Georef'd by WTU Staff gray. Phenology: Flowers. Phenology: Flowers. L. Constance 1071 25 May 1935 V. T. Heidenreich 255 3 May 1932 with J. F. G. Clarke, L. Machlis, R. C. Rollins WTU-31752 WTU-31968

Rosaceae Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Sander's Canyon, Entiat Valley. Sander's Canyon, Entiat Valley. Elev. 1000 ft. Elev. 1000 ft. 47.67611°, -120.20722°; WGS84, uncertainty: 10000 m., Source: 47.67611°, -120.20722°; WGS84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Fruits. Phenology: Fruits. G. E. Morrill 242 6 Aug 1933 G. E. Morrill 242 6 Aug 1933 WTU-15895JWT WTU-27879

Rosaceae Rosaceae Prunus mahaleb L. Prunus virginiana L. U.S.A., IDAHO, NEZ PERCE COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: Craig Mountains, one mile north of Lake Waha. Yakima River, 10 miles north of Yakima. 46.07611°, -116.85056°; WGS 84, uncertainty: 10000 m., Source: 46.592549°, -120.461074°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Thicket, edge of road. Phenology: Flowers. Origin: Introduced. Low sandy floodplain of river. Shrub 4 feet tall. Phenology: Flowers & Fruits. Origin: Native. William H. Baker 8898 17 May 1952 C. L. Hitchcock 8145 22 May 1944 WTU-155808 with C. V. Muhlick WTU-92114 Rosaceae Prunus mahaleb L. Rosaceae U.S.A., OREGON, DOUGLAS COUNTY: Prunus virginiana L. Winchester. Phenology: Flowers & Fruits. Origin: Introduced. U.S.A., WASHINGTON, KLICKITAT COUNTY: Bingen, "Columbine Spring". W. C. Cusick 4546 25 Apr 1915 45.715°, -121.46333°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-139196 Phenology: Flowers & Fruits. Origin: Native. Wilhelm N. Suksdorf s.n. 14 May 1898 Rosaceae WTU-196366 Prunus mahaleb L. U.S.A., MONTANA, MISSOULA COUNTY: Rosaceae Bitterroot Mountains, in the foothills above the McClay Ranch. Between poplars, along abandoned irrigation ditch. Phenology: Prunus virginiana L. Flowers. Origin: Introduced. U.S.A., WASHINGTON, KLICKITAT COUNTY: Klaus H. Lackschewitz 4835 10 May 1974 Bingen, "Keilrall". 45.715°, -121.46333°; WGS 84, uncertainty: 10000 m., Source: WTU-267276 GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Wilhelm N. Suksdorf s.n. 16 May 1898 WTU-196365 Rosaceae Rosaceae Prunus padus L. Prunus ×pugetensis Jacobson & Zika U.S.A., ALASKA COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: Southeast. Sitka, downtown. East side of Castle Hill. West side of Interstate 5, 1 mile north of exit 212, circa 2.5 air Elev. 50 ft. kilometers north of Sunday Lake. Disturbed area, many introduced plants. Phenology: Flowers. Origin: Elev. 344 ft. Introduced. 48° 15.2' N, 122° 15.4' W; T32N R4E S23 Edge of forest, with Alnus rubra, Thuja plicata, Salix scouleriana, Mary Clay Muller 3456 12 May 1980 Rubus spectabilis, Rubus armeniaca, Prunus emarginata, Prunus avium. 15 trees, to 16 m tall and 22 cm d.b.h., immature fruit green. WTU-289244 Phenology: Fruits. Peter F. Zika 17035 16 May 2002 Rosaceae WTU-352612 Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. U.S.A., WASHINGTON, KING COUNTY: Rosaceae Below Lake Washington Boulevard south, Leschi, Seattle. Elev. 98 ft. Prunus ×pugetensis Jacobson & Zika T24N R4E S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler U.S.A., WASHINGTON, KING COUNTY: Forested slope of ravine. Most flowers aborted. Phenology: Fruits. Near corner of 19th Avenue E and E Mercer Street, Capitol Hill, Origin: Introduced. Seattle. Elev. 377 ft. P. F. Zika 16183 6 Jun 2001 47° 37.4' N, 122° 18.4' W; T25N R4E S28 with A. L. Jacobson Several trunks, tree-like habit, 18 cm d.b.h., 15 m tall, dark gray bark, fruit yellow to red, slightly shiny, glabrous, broadly ellipsoid, 11 WTU-345948 x 8.5-9 mm wide; pits 8-9 x 4-6 mm wide, slightly roughened, ellipsoid. Phenology: Fruits. Peter F. Zika 17024 15 Jul 2002 Rosaceae WTU-352613 Prunus avium (L.) L. × Prunus emarginata (Dougl.) Walp. U.S.A., WASHINGTON, KING COUNTY: Rosaceae Near corner of 19th Ave E and E Mercer Street, Capitol Hill, Seattle. Elev. 377 ft. Prunus serotina Ehrh. T25N R4E S28; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler U.S.A., WASHINGTON, KING COUNTY: Most flowers aborted. Phenology: Flowers & Fruits. Origin: Seattle, University of Washington campus. Introduced. Elev. 82 ft. T25N R4E S16 SW 1/4; NAD 27, uncertainty: 805 m., Source: P. F. Zika 16182 6 Jun 2001 TRS2LL, Georef'd by Ben Legler with A. L. Jacobson Shady thickets. Twigs with rank odor when bruised, self sown, common seedlings and saplings. Phenology: Vegetative. WTU-345968 P. F. Zika 14672 26 Oct 1999 with A. L. Jacobson Rosaceae WTU-340182 Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, KING COUNTY: Frink Park, below Lake Washington Boulevard south, Mt. Baker Prunus serotina Ehrh. Ridge, Leschi, Seattle. Elev. 98 ft. U.S.A., WASHINGTON, KING COUNTY: 47° 36' N, 122° 17.4' W; T24N R4E S3 Campus of University of Washington, Seattle. Forested slope, ravine, with Corylus cornuta, Acer macrophyllum. 15 Elev. 246 ft. m tall tree, 26 cm d.b.h., dark gray bark, white flowers 13-19 mm 47° 40' N, 122° 19' W; T25N R4E S16 diameter fresh, petals 7-8mm long, elliptic to elliptic-obovate, not Thickets. 2-4 m tall, white flowers, sepals erect and notched, hairy on both surfaces; 26-29 yellow stamens; peduncle glandular-serrate; immature fruit green; leaves dark green, midvein 0-8mm; pedicels 5-13mm, 2-4 flowers/infl., [same tree as 15951]. rusty-pubescent; bird-sown, naturalized, seen in four places growing Phenology: Flowers. wild in thickets. Phenology: Flowers & Fruits. Peter F. Zika 16831 3 May 2002 Peter F. Zika 18454A 9 Jun 2003 WTU-352627 WTU-356455 Rosaceae Rosaceae Prunus serotina Ehrh. Prunus emarginata (Douglas) Eaton × Prunus virginiana L. ? U.S.A., WASHINGTON, KING COUNTY: Seattle, University of Washington campus. U.S.A., OREGON, JOSEPHINE COUNTY: Elev. 82 ft. Oregon Caves National Monument; Lake Mountain above Biglow T25N R4E S16 SW 1/4; NAD 27, uncertainty: 805 m., Source: Lake. TRS2LL, Georef'd by Ben Legler 42.089884°, -123.372221°; WGS 84, uncertainty: 800 m., Source: Shady thickets. Twigs with rank odor when bruised, self-sown, Digital Map, Georef'd by Joseph Stormer common seedlings and saplings. Phenology: Vegetative. Open slope. Phenology: Flowers. P. F. Zika 14672 26 Oct 1999 William H. Baker 262 3 Jul 1949 with A. L. Jacobson with George C. Ruhle WTU-340056 WTU-299976

Rosaceae Rosaceae Prunus spinosa L. Prunus emarginata (Douglas) Eaton × Prunus virginiana L. ? U.S.A., WASHINGTON, WHITMAN COUNTY: Southeast side of Pullman. Koppel Farm reserve. U.S.A., OREGON, JOSEPHINE COUNTY: T14N R45E S5 SW SE 1/4; NAD 27, uncertainty: 805 m., Source: Oregon Caves National Monument; west of Upper Biglow Lake. TRS2LL, Georef'd by Ben Legler Dry hillside. Phenology: Flowers & Fruits. South-southeast facing slope below housing development. Forming dense impenetrable thickets. Speading, thorny, circa 6 ft. tall. Fruits William H. Baker 383 10 Jul 1949 glaucous blue. Assoc.: Crataegus douglasii. Phenology: Fruits. with George C. Ruhle Origin: Introduced. WTU-299975 Joy Mastrogiuseppe 9416 25 Jan 1994 WTU-354631 Rosaceae Prunus laurocerasus L. Rosaceae U.S.A., OREGON, CLACKAMAS COUNTY: Prunus spinosa L. Near cemetery; West Mount Scott; southwest of Southeast Mount Scott Boulevard. U.S.A., OREGON, LANE COUNTY: Elev. 688 ft. Airport Road 0.2 miles east of Green Hill Road, near Eugene airport. 45° 27.5' N, 122° 32.6' W Elev. 360 ft. North slope, second growth Alnus rubra and Pseudotsuga menziesii, 44° 6.8' N, 123° 12.2' W with Thuja plicata, Oemleria, Vaccinium ovatum, Gaultheria shallon, White flowers in showy masses, but 1/node; sepals spreading; Berberis nervosa. Uncommon adventive, evergreen, 3 meters tall; anthers dull orange-red; 5-8 petals elliptic, acute at both ends, petals new twigs and petioles green. Phenology: Flowers & Fruits. Origin: 5 x 2.5 mm wide; leaves rolled in bud; adventive densely-branched Introduced. spiny shrub in hedgerow, with Festuca arundinacea, occasional in area. Phenology: Flowers. Origin: Introduced. Peter F. Zika 19279 12 Mar 2004 Peter F. Zika 18165 31 Mar 2003 WTU-355682 WTU-353899 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus pensylvanica L. f. U.S.A., WASHINGTON, SNOHOMISH COUNTY: East side of Interstate-5, near 36th Avenue northwest, circa 6 air CANADA, BRITISH COLUMBIA: kilometers southwest of Lake McMurray. Hazelton. Elev. 311 ft. Trees to 20 feet high, just coming into bloom. Phenology: Flowers. 48° 16.9' N, 122° 17.1' W; T32N R4E S3 Origin: Native. Edge of forest, with Populus balsamifera, Pseudotsuga menziesii, Prunus emarginata, Prunus avium, Prunus virginiana, Acer T. T. McCabe 6968 22 May 1939 circinatum, Thuja plicata, Alnus rubra. 2 trees, 7 m tall x 19 cm d.b.h., and 10 m x 25 cm; flowers 18-19 mm diameter; petals WTU-73053 rectangular-ovate, 8-9 mm long; sepals reflexed; some infl with leafy bracts. Phenology: Flowers. Rosaceae Peter F. Zika 16877 16 May 2002 Prunus emarginata (Douglas) Eaton × Prunus virginiana L. WTU-352638 ? U.S.A., IDAHO, IDAHO COUNTY: [No locality given on label] Openings in Thuja forest. Phenology: Flowers & Fruits. R. F. Daubenmire 37170 7 May 1937 WTU-252040 Rosaceae Rosaceae Prunus laurocerasus L. Prunus laurocerasus L. U.S.A., OREGON, MULTNOMAH COUNTY: U.S.A., WASHINGTON, KING COUNTY: Portland; west of 112th Avenue, at Southeast Ogden Street. Fort Lawton, Seattle. Elev. 360 ft. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: 45° 28.3' N, 122° 32.8' W GeoLocate, Georef'd by WTU Staff Understory of second growth forest of Thuja plicata, with Acer Phenology: Flowers & Fruits. Origin: Introduced. Cultivated. macrophyllum, Oemleria, Ilex aquifolium, Symphoricarpos albus. 1-4 meter tall adventive trees, leaves shiny, evergreen; petioles green; G. E. Morrill s.n. 10 Oct 1933 occasional wild individuals. Phenology: Flowers & Fruits. Origin: Introduced. WTU-347677 Peter F. Zika 19284 12 Mar 2004 Rosaceae WTU-355687 Prunus laurocerasus L. Rosaceae U.S.A., OREGON, BENTON COUNTY: Corvallis, southeast corner of 12th and Harrison. Prunus laurocerasus L. Evergreen ledge. 3 meter high, fruit black, edible. Phenology: Flowers & Fruits. Origin: Introduced. U.S.A., OREGON, BENTON COUNTY: Between residential area and southeast slope of Circle Boulevard, A. N. Steward s.n. 17 Sep 1952 east slope of Witham Hill, Corvallis. Elev. 320 ft. WTU-149226 44° 35.1' N, 123° 17.4' W; T11S R5W S27 Mesic second-growth disturbed Pseudotsuga menziesii woods, with Corylus cornuta, Crataegus monogyna, Hedera helix. Uncommon Rosaceae adventive, bird-sown, evergreen, 4 meter tall trees, leaves flat, shiny above; fruits dull black, ovate, sharp apex, 10-12 x 8-10 millimeters Prunus lusitanica L. wide, not glaucous. Phenology: Flowers & Fruits. Origin: Introduced. U.S.A., WASHINGTON, KING COUNTY: P. F. Zika 19260 28 Oct 2003 Wetherill Nature Preserve, south end of Cozy Cove, Lake with R. Brainerd Washington, 5 km north of Mercer Island. Elev. 82 ft. WTU-353896 T25N R5E S19 W 1/2; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler In forested wetland, with Fraxinus, Carex deweyana, Geum Rosaceae macrophyllum. Petioles dark purple, self-sown weed. Phenology: Flowers & Fruits. Prunus ×pugetensis Jacobson & Zika P. F. Zika 13734 23 Mar 1999 U.S.A., WASHINGTON, WHATCOM COUNTY: with A. L. Jacobson South end of rest area, south bound Interstate 5, just north of milepost 269, 7 km east of Birch Bay. WTU-338893 Elev. 98 ft. 48° 55.6' N, 122° 38.6' W; T40N R1E S26 Edge of disturbed second-growth woods, with Betula papyrifera, Rosaceae Thuja plicata, Menziesii. Most ovaries aborting; 12 trees seen, 20 m tall, single-trunked, d.b.h. 22 cm; dark gray bark. Phenology: Flowers Prunus ×pugetensis Jacobson & Zika & Fruits. U.S.A., WASHINGTON, LEWIS COUNTY: Peter F. Zika 18465 11 Jun 2003 West side of Camas Road, near I-5 exit 63, northeast edge of Drews Prairie, 0.4 road miles south of Winlock-Toledo Road. WTU-354186 Elev. 328 ft. 46° 28.1' N, 122° 52.8' W; T11N R2W S1 North east edge of wet woods, with Prunus emarginata, Rosaceae Physocarpus, Salix scouleriana, Oemleria, Holodiscus discolor. 10 m tree, full flower, 2 trees seen, white flowers 21-26 mm diameter; Prunus laurocerasus L. petals 9-11 mm long; sepals reflexed; anthers yellow; bark dark gray. Phenology: Flowers. U.S.A., OREGON, BENTON COUNTY: Steward Garden, 347 North 12th, Corvallis. Peter F. Zika 18310 5 May 2003 Shrub, to 3 meters. Specimen used for illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: WTU-354191 Flowers & Fruits. Origin: Introduced. Celia B. Steward s.n. 24 Apr 1952 WTU-149225 Rosaceae Rosaceae Prunus lusitanica L. Prunus lusitanica L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., OREGON, CLACKAMAS COUNTY: Near Kubota Gardens and Renton Avenue S., Rainier Beach, Near cemetery; West Mount Scott; southwest of Southeast Mount Seattle. Scott Boulevard. Elev. 164 ft. Elev. 688 ft. T23N R4E S2 NW; NAD 27, uncertainty: 805 m., Source: TRS2LL, 45° 27.5' N, 122° 32.6' W Georef'd by Ben Legler North slope, second growth Alnus rubra and Pseudotsuga menziesii, In shady thickets. Petioles purple, leaves dark green and shiny; fruit with Thuja plicata, oemleria, Vaccinium ovatum, Gaultheria shallon, black, on pendant racemes; seedlings and saplings common, Berberis nervosa. Uncommon adventive, evergreen, 2 meters tall; naturalized. Phenology: Flowers & Fruits. new twigs and petioles purple. Phenology: Flowers & Fruits. P. F. Zika 14700 3 Nov 1999 Peter F. Zika 19280 12 Mar 2004 WTU-340186 WTU-355681 Rosaceae Rosaceae Prunus lusitanica L. Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, KING COUNTY: Arboretum, Washington Park, Seattle. U.S.A., WASHINGTON, KING COUNTY: Elev. 65 ft. Boyer Avenue east, below Route 520 bridge, near southwest shore 47° 39' N, 122° 17' W; T25N R4E S21 of Portage Bay, Montlake, Seattle. Thickets, with Oemleria. Fragrant white flowers, purple petioles, Elev. 49 ft. shaded bird-sown adventive shrub 4 meters tall. Specimen used for 47° 38.6' N, 122° 19' W; T25N R4E S20 illustration in Revision of Flora of the Pacific Northwest, WTU Thickets below Route 520, with Alnus rubra, Rubus armeniacus, Herbarium, 2015. Phenology: Flowers & Fruits. Clematis vitalba. 10 m tall tree, d.b.h. 13 cm, common here, white flowers 17-19 mm diameter fresh, petals 7-9 mm long, Peter F. Zika 16279 18 Jun 2001 oblong-suborbicular, 26-31 stamens, 3-6 fl/infl, sepals reflexed, pedicels 17-27 mm, peduncles 0-11 mm long; pits rare. Phenology: WTU-346684 Flowers. Peter F. Zika 16837 4 May 2002 Rosaceae WTU-352624 Prunus lusitanica L. U.S.A., WASHINGTON, KING COUNTY: Rosaceae Juanita High School, Juanita, Kirkland. Elev. 114 ft. Prunus virginiana L. T26N R5E S29; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler U.S.A., WASHINGTON, STEVENS COUNTY: Shaded; with Populus balsamifera, Rubus armeniacus, Oemleria, Columbia River Valley, Southwest of Boundary. Corylus cornuta, Crataegus monogyna, forested slope, west aspect. Elev. 1500 ft. 1 wild plant seen, evergreen, leaves shiny dark green, paler below, 48.573336°, -118.087048°; WGS 84, uncertainty: 10000 m., petioles green with reddish base, leaves serrate, 10-12.5 Source: GeoLocate, Georef'd by WTU Staff centimeters long; 4 meters tall, apparently bird-sown. Phenology: Open shurb formation, level sandy alluvial soil. Phenology: Flowers. Flowers. Origin: Native. Peter F. Zika 19265 2 Nov 2003 Geo. G. Hedgcock s.n. 23 May 1935 WTU-355130 WTU-97068 Rosaceae Rosaceae Prunus lusitanica L. Prunus virginiana L. U.S.A., OREGON, BENTON COUNTY: Between residential area and southeast slope of Circle Boulevard, U.S.A., WASHINGTON, CHELAN COUNTY: east slope of Witham Hill, Corvallis. Along Columbia River between Colockum Creek and Cabinet Elev. 320 ft. Rapids. 44° 35.1' N, 123° 17.4' W; T11S R5W S27 47.299574°, -120.08966°; WGS84, uncertainty: 10000 m., Source: Mesic second-growth disturbed Pseudotsuga menziesii woods, with GeoLocate, Georef'd by WTU Staff Corylus cornuta, Crataegus monogyna, Hedera helix. Adventive, Phenology: Flowers. Origin: Native. bird-sown, evergreen, 4 meter tall small tree, fruits black, apex pointed. Phenology: Flowers & Fruits. George H. Ward 327 3 May 1946 P. F. Zika 19263 28 Oct 2003 WTU-188703 with R. Brainerd WTU-355692 Rosaceae Rosaceae Prunus virginiana L. Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., IDAHO, BANNOCK COUNTY: Rocky Coulee, Ginkgo Petrified Forest Park. Mink Creek Canyon, 5 miles south of Pocatello. 46.95528°, -119.99674°; WGS 84, uncertainty: 1000 m., Source: T8S R35E S5 & 6; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Flowers & Fruits. Valley Bottom. Abundant. Phenology: Flowers. Harold W. Smith 279 15 Apr 1936 R. L. Lingenfelter 655 15 May 1949 WTU-221202 WTU-180039

Rosaceae Rosaceae Prunus virginiana L. Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., IDAHO, TWIN FALLS COUNTY: South Hills, 1 mile south of Magic Mountain Ski Area, 19.5 (16 U.S.A., IDAHO COUNTY: airline) miles south of Rock Creek (town). Above Clark's Fork River 5 miles west of Sand Point. Elev. 6700 ft. Elev. 2800 ft. T14S R18E S13; WGS 84, uncertainty: 1000 m., Source: Drying, gravelly slopes. Phenology: Flowers. GeoLocate, Georef'd by WTU Staff Along road in lodgepole pine forest. Common. Phenology: Flowers. C. Leo Hitchcock 2884 14 May 1936 Origin: Native. WTU-37693 Noel H. Holmgren 6014 21 Jun 1972 with Patricia K. Holmgren WTU-277149 Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Rosaceae U.S.A., MONTANA, MEAGHER COUNTY: Prunus virginiana L. Harley Creek Canyon, circa 4 miles northwest of Neihart, Little Belt Mountains. U.S.A., IDAHO, CASSIA COUNTY: Dry hillside. About 4 feet tall. Phenology: Flowers. Black Pine Peak area, Pole Canyon, near Pole Spring, 44 airline miles southeast of Burley. C. L. Hitchcock 12319 13 Jul 1945 Elev. 6500 ft. with C. V. Muhlick T15S R29E S7; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-100780 On east-facing sagebrush hillside. Common shrub. Phenology: Flowers. Origin: Native. Noel H. Holmgren 3483 8 Jun 1969 Rosaceae with Earl Jensen Prunus virginiana L. WTU-263394 U.S.A., OREGON, LAKE COUNTY: Lower DeGarmo Canyon. Hart Mountain National Antelope Refuge. Rosaceae Elev. 5772 ft. 42.483825°, -119.775215°; WGS 84, uncertainty: 2000 m., Prunus virginiana L. Source: Digital Map, Georef'd by Joseph Stormer Juniperus/Artemisia community, in dry gravelly soil. Phenology: U.S.A., IDAHO, LEMHI COUNTY: Flowers. Origin: Native. On west side of Canyon of West Fork Wimpey Creek, in Beaverhead Mountains, 7 miles northeast from Baker. David Giblin 004 8 Jun 1996 Elev. 7200 ft. 45.426674°, -114.090375°; WGS 84, uncertainty: 1000 m., WTU-337927 Source: GeoLocate, Georef'd by WTU Staff Dry, quartsite ridge in open coniferous forest. Phenology: Fruits. Origin: Native. Rosaceae H. R. Bennett 7614 2 Aug 1961 Prunus virginiana L. WTU-213240 U.S.A., MONTANA, MISSOULA COUNTY: Rattlesnake. Phenology: Flowers. Frank Rose 292 3 Jun 1938 WTU-48760 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. CANADA, BRITISH COLUMBIA: U.S.A., OREGON, LAKE COUNTY: Arid Hills south of Kamloops. 10 miles north of Lakeview. 50.48352°, -120.345693°; uncertainty: 22000 m. Phenology: Flowers. Arid hills. Phenology: Flowers. C. L. Hitchcock 6744 29 May 1940 J. William Thompson 57 29 May 1938 with Emily M. Thompson WTU-68356 WTU-48228 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., OREGON, CROOK COUNTY: Indian Creek, just north of Big Summit Prairie; Ochoco Mountains U.S.A., OREGON, JOSEPHINE COUNTY: between Prineville and Mitchell. Oregon Caves National Monument, summit of Lake Mountain. Elev. 5000 ft. 42.090139°, -123.359861°; WGS 84, uncertainty: 400 m., Source: T13S R21E S31; NAD 27, uncertainty: 805 m., Source: TRS2LL, Digital map, Georef'd by Joseph Stormer Georef'd by Ben Legler Phenology: Flowers. Origin: Native. Along creek. Shrub 3 to 4 meters tall, flowers white. Phenology: Flowers. Origin: Native. William H. Baker 355 3 Jul 1949 with George C. Ruhle Arthur Cronquist 7380 5 Jul 1953 WTU-299974 WTU-157003

Rosaceae Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Prunus virginiana L. U.S.A., OREGON, DOUGLAS COUNTY: U.S.A., OREGON, GRANT COUNTY: South Umpqua River, Roseburg Quadrangle. Along the South Fork of the John Day River, 8 miles south of Riverbank. Phenology: Flowers. Dayville. Elev. 2700 ft. W. C. Cusick 3923 27 Apr 1914 T14S R26E S12; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler WTU-185987 Edges of bottom-lands. Shrub 1 to 3 meters tall, corolla white. Phenology: Flowers. Origin: Native. Arthur Cronquist 6996 24 May 1953 Rosaceae WTU-157035 Prunus virginiana L. Rosaceae U.S.A., OREGON, CURRY COUNTY: Rogue River Canyon, Two Mile Creek on Rogue River ca. 5 miles Prunus virginiana L. north of Agness. Banks of creek. Phenology: Flowers. U.S.A., OREGON, LAKE COUNTY: Drews Creek. William H. Baker 5310 30 May 1948 Elev. 4975 ft. T38S R17E S17; NAD 27, uncertainty: 805 m., Source: TRS2LL, WTU-129459 Georef'd by Ben Legler Yellow pine forest, stream bank, southwest exposure, moderate moist stony soil in full sun. Associated with Pinus penderosa, Rosaceae Amelanchier florida, Prunus demissa. Phenology: Flowers. Prunus virginiana L. L. E. Detling 4275 24 May 1940 U.S.A., OREGON, KLAMATH COUNTY: WTU-74395 Hills southwest of Poe Valley. T40S R11E S6 SE; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Hills, wooded slope with Cercocarpus montanus and Pinus ponderosa. Small tree. Phenology: Flowers. Origin: Native. Virginia L. Crosby 2221 4 Jun 1979 WTU-281263 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., OREGON, JOSEPHINE COUNTY: CANADA, BRITISH COLUMBIA: Siskiyou National Forest. Bolan Lake area, from 2 miles below lake Spences Bridge. to 1 mile above lake. Roadside, Douglas fir forest, yellow pine. Phenology: Flowers. Elev. 4900-6000 ft. 42.022112°, -123.459158°; uncertainty: 4000 m., Georef'd by James Hatter 4 10 May 1949 Joseph Stormer Woods of Tsuga mertensiana, Abies lasiocarpa, Abies grandis, WTU-143015 Psedotsuga. Talus slopes near summit. Shrubs 3 to 8 feet tall, common to abundant on talus slopes near summit, petals white to cream-colored with yellow hypanthium. Phenology: Flowers. Origin: Rosaceae Native. Prunus virginiana L. Melinda F. Denton 2751 26 Jun 1973 CANADA, BRITISH COLUMBIA: WTU-258909 Iinonoaklin River near Edgewood, Lower Arrow Lake. Rock bank of river. Tree. Phenology: Flowers. Rosaceae M. Ridewood 35 16 Jun 1960 Prunus virginiana L. WTU-196970 CANADA, BRITISH COLUMBIA: Keremeos, southwest of Penticton on the Similkameen River. Rosaceae Phenology: Fruits. Prunus virginiana L. V. J. Krajina s.n. 19 Aug 1950 CANADA, BRITISH COLUMBIA: WTU-215527 Along Bolean Creek, [circa] 2 miles northwest of Falkland. Elev. 2400 ft. Aspen thicket, dry slope under Psedotsuga. Shrubby tree circa. 2.5 Rosaceae meters tall. Phenology: Fruits. Prunus virginiana L. C. L. Hitchcock 7468 28 Jun 1941 with C. V. Muhlick CANADA, BRITISH COLUMBIA: Arid Hills south of Kamloops. WTU-67984 50.48352°, -120.345693°; uncertainty: 22000 m. Arid hills. Phenology: Flowers. Rosaceae J. William Thompson 57 29 May 1938 with Emily M. Thompson Prunus virginiana L. WTU-16798JWT U.S.A., IDAHO, LATAH COUNTY: Tomer's Butte, 4 miles southeast of Moscow. 46.691538°, -116.939429°; WGS 84, uncertainty: 500 m., Source: Rosaceae GeoLocate, Georef'd by WTU Staff Thicket along streamside, lower streameast slope. Phenology: Prunus virginiana L. Flowers. Origin: Native. CANADA, BRITISH COLUMBIA: William H. Baker 11459 25 May 1954 Indian reserve east of Oliver. Elev. 1500 ft. WTU-297175 Rock outcrop on range. Shrub 10 feet. Phenology: Flowers. K. Beamish 60120 4 May 1960 Rosaceae with F. Vrugtman Prunus virginiana L. WTU-197161 U.S.A., IDAHO, NEZ PERCE COUNTY: 5 miles west of Spaulding along river. Rosaceae Wheatgrass-bluegrass zone. Phenology: Flowers. Origin: Native. Prunus virginiana L. R. F. Daubenmire 37147 7 May 1937 CANADA, BRITISH COLUMBIA: WTU-251335 Along Fraser River at Prince George. Thickets along bank of river. Occasional, shrub 10 feet. Phenology: Fruits. Rosaceae J. A. Calder 12512 5 Jul 1954 Prunus virginiana L. with D. B. O. Savile, J. M. Ferguson U.S.A., IDAHO, NEZ PERCE COUNTY: WTU-234806 5 miles west of Spaulding along river. Wheatgrass-bluegrass zone. Phenology: Flowers. Origin: Native. R. F. Daubenmire 37147 7 May 1937 WTU-251307 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, LATAH COUNTY: U.S.A., IDAHO, NEZ PERCE COUNTY: South of Genesee. Edge of Craig Mountains, north of Lake Waha. 46.55083°, -116.92444°; WGS 84, uncertainty: 10000 m., Source: 46.07611°, -116.85056°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Roadside; fescue-wheatgrass zone. Phenology: Flowers. Origin: Forming thickets. Phenology: Flowers. Origin: Native. Native. William H. Baker 8923 17 May 1952 R. F. Daubenmire 37271 23 May 1937 WTU-155809 WTU-251344 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, OWYHEE COUNTY: U.S.A., IDAHO, NEZ PERCE COUNTY: Summit of Florida Mountain, Silver City Range. Edge of Craig Mountains, north of Lake Waha. 43.01667°, -116.755°; WGS 84, uncertainty: 10000 m., Source: 46.07611°, -116.85056°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Rocky outcrop. Phenology: Flowers. Forming thickets. Phenology: Flowers. Origin: Native. William H. Baker 7928 12 Jul 1951 William H. Baker 8923 17 May 1952 WTU-155804 WTU-297973 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, BEAR LAKE COUNTY: U.S.A., IDAHO, BEAR LAKE COUNTY: Edge of north Bloomington Lake, Bear River Range, about 10 miles Above the Saint Charles Creek, Porcupine Campgrounds. west of Bloomington. 42.11389°, -111.38806°; WGS 84, uncertainty: 10000 m., Source: Elev. 9300 ft. GeoLocate, Georef'd by WTU Staff T14S R42E S30; WGS 84, uncertainty: 1000 m., Source: Moist brushy slopes. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Spruce fir zone. Phenology: Flowers. E. J. Larrison 275 13 Jul 1950 William H. Baker 9377 18 Jul 1952 WTU-297984 WTU-155803 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., IDAHO, LATAH COUNTY: Troy Road, 8 miles east of Moscow. U.S.A., IDAHO, ELMORE COUNTY: 46.732376°, -116.830197°; WGS 84, uncertainty: 500 m., Source: 4 miles north of Pine, Boise National Forest along Dog Creek. GeoLocate, Georef'd by WTU Staff Elev. 4200 ft. Thickets in open woods. Phenology: Flowers. Origin: Native. 43.530492°, -115.314391°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff William H. Baker 7549 25 May 1951 Phenology: Flowers. Origin: Native. WTU-297940 C. L. Hitchcock 8742 6 Jun 1944 with C. V. Muhlick Rosaceae WTU-92115 Prunus virginiana L. Rosaceae U.S.A., IDAHO, LATAH COUNTY: Troy Road, 8 miles east of Moscow. Prunus virginiana L. 46.732376°, -116.830197°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., IDAHO, BANNOCK COUNTY: Thickets in open woods. Choke cherry. Phenology: Flowers. Mink Creek, at the Caribou National Forest boundary, about six miles south of Pocatello. William H. Baker 7549 25 May 1951 T7S R35E S32; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-155807 Brushy canyon, sagebrush-grass zone. Phenology: Flowers. Origin: Native. William H. Baker 9577 30 Jun 1952 WTU-155810 Rosaceae Rosaceae Prunus virginiana L. Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., MONTANA, MISSOULA COUNTY: Hanson Creek; DMC 5190000N, 718500E. Four miles west of Potomac, Blackfoot Valley. 46.764555°, -119.964121°; WGS 84, uncertainty: 10000 m., In dry gravel. Phenology: Flowers. Source: GeoLocate, Georef'd by WTU Staff Along tributary gorge; in area of Populus trichocarpa stand; west C. L. Hitchcock 11486 25 Jul 1945 aspect; beside the tributary; associated with Sambucus cerulea, with C. V. Muhlick Philadelphus lewisii. Phenology: Flowers. Origin: Native. WTU-100757 Calvin Bagley 5544 3 May 1990 with Joy Mastrogiuseppe, Donna Wilcox WTU-358038 Rosaceae Prunus virginiana L. Rosaceae U.S.A., MONTANA, BROADWATER COUNTY: Prunus virginiana L. 15 miles east of Townsend along White Sulpher Springs road. Pinus alvicaulis-Juniper-Pseudotsuga woodland. Shrubs 10 feet tall. U.S.A., MONTANA COUNTY: Phenology: Flowers. Bridger Canon. Phenology: Flowers. C. L. Hitchcock 11836 1 Jul 1945 with C. V. Muhlick E. J. Mvvu s.n. 27 May 1900 WTU-100623 WTU-243223 Rosaceae Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., IDAHO COUNTY: U.S.A., MONTANA, LEWIS AND CLARK COUNTY: 5 miles west of Sand Point. South of Uniowville. Drying gravelly slope. Phenology: Flowers. Roadside thicket. Phenology: Flowers. C. Leo Hitchcock 2884 14 May 1936 W. T. McLaughlin 914 18 Jun 1930 WTU-15917JWT WTU-22575

Rosaceae Rosaceae Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa U.S.A., IDAHO, BOISE COUNTY: U.S.A., MONTANA, FERGUS COUNTY: Sawtooth Primitive Area; headwaters of South Fork Payette River 2 miles north of mouth of Half Moon Canyon, Big Snowy Mountains. above Sacajawea Hot Springs; 2 miles north of Elk Lake. Phenology: Flowers. 44.071634°, -115.750945°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff C. L. Hitchcock 11928 3 Jul 1945 Dry wash. Shrubs 6 feet tall. Phenology: Flowers. with C. V. Muhlick C. L. Hitchcock 9827 11 Jul 1944 WTU-100578 with C. V. Muhlick WTU-92113 Rosaceae Prunus virginiana L. Rosaceae U.S.A., MONTANA, MISSOULA COUNTY: Prunus melanocarpa (A. Nels.) Rydb. var. melanocarpa Mount Sentinel. 46.849254°, -113.968419°; WGS 84, uncertainty: 1807 m., U.S.A., IDAHO, VALLEY COUNTY: Source: Digital Map, Georef'd by Joseph Stormer 15 miles north f Banks. Phenology: Flowers. 44.297814°, -116.12306°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Horace Leithead 40 25 May 1938 In pine forest on open rocky slope. Leaves glabrous. Phenology: Flowers. WTU-48367 C. L. Hitchcock 8569 31 May 1944 with C. V. Muhlick WTU-92116 Rosaceae Rosaceae Prunus virginiana L. Prunus U.S.A., IDAHO, KOOTENAI COUNTY: U.S.A., WASHINGTON, WHATCOM COUNTY: [No locality given on label] North side of Halverstick Road, 100 miles west of Van Buren Road. 47.676278°, -116.686856°; uncertainty: 44000 m. Elev. 131 ft. Thicket. Phenology: Flowers. 48° 59.6' N, 122° 19.8' W; T41N R4E S31 Dry roadside, edge of cornfield, full sun, with Phalaris arundinacea. 2 C. E. Burglehaus 369 Jun 1891 trees, 6 meters tall; bark dark gray, twigs pubescent. Phenology: Fruits. WTU-10172 Peter F. Zika 19163 26 Sep 2003 Rosaceae WTU-355118 Prunus virginiana L. Rosaceae U.S.A., IDAHO, NEZ PERCE COUNTY: At Arrow Junction, confluence of the Clearwater and Potlatch Rivers, Prunus avium (L.) L. twelve miles east of Lewiston. 46.478458°, -116.766361°; WGS 84, uncertainty: 5000 m., U.S.A., WASHINGTON, CHELAN COUNTY: Source: GeoLocate, Georef'd by WTU Staff Route 2, Tumwater Canyon, 0.7 kilometers of mouth of Hatchery Thickets. Phenology: Flowers. Creek. Elev. 1180 ft. William H. Baker 7410 13 May 1951 47° 39.8' N, 120° 44' W; T25N R17E S16 Adventive on roadside. Tree 7 meters tall; 30 centimeters d.b.h.; pits WTU-155805 smooth, suborbicular, 9-11 x 8-9 milimeters wide; petals 14-16 milimeters long, white, notched, obovate or narrowly so; pedicels 25-43 milimeters long. Phenology: Flowers. Origin: Introduced. Rosaceae Peter F. Zika 16863 12 May 2002 Prunus virginiana L. WTU-361542 U.S.A., IDAHO, NEZ PERCE COUNTY: Copes. Phenology: Flowers. Rosaceae J. H. Sandberg 2905 May 1892 Prunus ×pugetensis Jacobson & Zika WTU-96997 U.S.A., WASHINGTON, KING COUNTY: Thornton Creek, near Northeast 117 Street, Lake City, Seattle. Elev. 114 ft. Rosaceae 47° 42.9' N, 122° 17.7' W; T26N R4E S28 Shaded floodplain bench. Trees, 7 trunks, close together, perhaps Prunus virginiana L. sprouted from one cut tree long ago; tallest measured with a laser at 79.5 feet tall, 32 feet wide, 2 feet 5 inches circumference, dark gray U.S.A., IDAHO, OWYHEE COUNTY: bark, lowest branches 20 feet up, white flowers, leaves Mary's Creek, eight miles northeast of Riddle. narrow-obovate. Phenology: Flowers. 42.18694°, -116.10944°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff P. F. Zika 16910 21 May 2002 High west ridge. Phenology: Flowers. Origin: Native. with A. L. Jacobson, R. Van Pelt E. J. Larrison s.n. 19 Jun 1949 WTU-361539 with M. Jollie WTU-297173 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Prunus virginiana L. West side of Interstate 5, 1 mile north of exit 212, circa 2.5 air kilometers north of Sunday Lake. U.S.A., IDAHO, BUTTE COUNTY: Elev. 344 ft. Sunset cone, Craters of the Moon National Monument. 48° 15.2' N, 122° 15.4' W; T32N R4E S23 43.41667°, -113.51667°; WGS 84, uncertainty: 10000 m., Source: Edge of forest, with Alnus rubra, Thuja plicata, Salix scouleriana, GeoLocate, Georef'd by WTU Staff Rubus spectabilis, R. armeniaca, Prunus emarginata, P. avium. 15 North slope. Phenology: Flowers. Origin: Native. trees, to 16 m tall and 22 cm d.b.h., flowers 19-20 mm diameter; petals ovate, 7.5-8.5 mm long; sepals reflexed. Specimen used for William H. Baker 13200 30 Jun 1955 illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: Flowers. WTU-297172 Peter F. Zika 16882 16 May 2002 WTU-352610 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: Boyer Avenue E, below Route 520 bridge, near southwest shore of Near summit Chinook Pass, Cascade Mountains. Portage Bay, Montlake, Seattle. Elev. 4000 ft. Elev. 49 ft. 46.87222°, -121.51444°; WGS 84, uncertainty: 10000 m., Source: 47° 38.6' N, 122° 19' W; T25N R4E S20 GeoLocate, Georef'd by WTU Staff Thickets below Route 520, with Alnus rubra, Rubus armeniacus, Alpine slopes. Phenology: Flowers. Origin: Native. Clematis vitalba. 10 m tall tree, d.b.h. 13 cm, common here, white flowers 17-19mm diameter fresh, petals 7-9mm long, J. William Thompson 14575 27 May 1940 oblong-suborbicular, 26-31 stamens, 3-6 fl/infl, sepals reflexed, pedicels 17-27 mm, peduncles 0-11 mm long; pits rare, 7-9 x 5-6 WTU-361692 mm wide, slightly roughened. Phenology: Flowers. Peter F. Zika 16788 21 Apr 2002 Rosaceae WTU-352615 Prunus virginiana L. U.S.A., WASHINGTON, YAKIMA COUNTY: Rosaceae Cleman Mountain. Elev. 3000 ft. Prunus ×pugetensis Jacobson & Zika 46.82°, -120.84806°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, KING COUNTY: Basaltic slopes. Phenology: Fertile. Origin: Native. Boyer Avenue east, below Route 520 bridge, near south west shore of Portage Bay, Montlake, Seattle. J. William Thompson 14595 27 May 1940 Elev. 49 ft. 47° 38.6' N, 122° 19' W; T25N R4E S20 WTU-361693 Thickets below Route 520, with Alnus rubra, Rubus armeniacus, Clematis vitalba. 10 m tall tree, d.b.h. 13 cm, common here, fruit broadly ellipsoid, 11-13 x 9-11 mm wide, slightly shiny, yellow with Rosaceae orange-red blush, flesh slightly bitter, 3 mm thick; pits 7-9 x 5-6 mm wide, shallow marginal groove, slightly roughened. Phenology: Prunus ×pugetensis Jacobson & Zika Fruits. U.S.A., WASHINGTON, THURSTON COUNTY: Peter F. Zika 17026 15 Jul 2002 By bike path, east side of Delphi Road, near junction with Mud bay Road West, 1.5 air kilometers southwest of Grass Lake. WTU-352614 Elev. 65 ft. 47° 3' N, 122° 58.5' W; T18N R2W S18 Rosaceae Edge of second-growth coniferousforest, with Pseudotsuga menzeisii, Salix scouleriana, Amelanchier alnifolia, Gaultheria Prunus pensylvanica L. f. shallon, Prunus emarginata. White flowers, 24-25 millimeter diameter; petals slightly notched, 10-11 millimeters long; sepals U.S.A., MAINE, WASHINGTON COUNTY: reflexed; anthers yellow; inflorescence an umbel, peduncled umbel, Circa 1/2 mile west of mouth of Narragaugus River, town of or corymb; three trees, 8-10 meters tall. Phenology: Flowers. Milbridge. Elev. 3 ft. Peter F. Zika 19403 21 Apr 2004 44° 32.1' N, 67° 53.2' W In dry roadside thickets, full sun, with Carex scoparia, C. nigra, Acer WTU-361589 rubrum, by Washington Street bridge over small creek. Leaves folded in bud, 2.5 m tall shrub, common. Phenology: Fruits. Rosaceae P. F. Zika 18566 11 Jul 2003 with A. A. Reznicek Prunus ×pugetensis Jacobson & Zika WTU-359354 U.S.A., WASHINGTON, THURSTON COUNTY: East side of Brenner Road, 0.9 road mile from junction with Rosaceae Simmons Road northwest. Elev. 32 ft. Prunus emarginata (Douglas) Eaton 47° 3.8' N, 123° 0.5' W; T18N R3W S12 Shaded bank, with Psedotsuga menzeisii, corylus cornuta, U.S.A., WASHINGTON, KITTITAS COUNTY: gaultheria shallon, Rosa gymnocarpa. White flowers 18-22 millimeter Near Cle Elum. diameter; slightly notched petals 9-10 millimeters long; anthers 47.19556°, -120.93806°; WGS 84, uncertainty: 5000 m., Source: yellow; sepals reflexed; umbels and a few corymbs; one 6 meter tall GeoLocate, Georef'd by WTU Staff tree. 16 centimeter diameter breast height. Phenology: Flowers. Along streams in sagebrush. Phenology: Fertile. Origin: Native. Peter F. Zika 19404 21 Apr 2004 J. William Thompson 14507 28 Apr 1940 WTU-361590 WTU-361691 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KING COUNTY: Campus of University of Washington, Seattle; near Northeast 45th Seattle. Montlake. Near East Calhoun Street, on 19th Avenue East. Street; Thinly wooded border to Penthouse Theater. Elev. 65 ft. Elev. 246 ft. 47° 38.5' N, 122° 18.4' W 47° 39.7' N, 122° 18.5' W; T25N R4E S16 Thickets by playfield. Fresh flowers 12-13 millimeters in diameter, Tree 15 meters tall, diameter breast height; petals 9 millimeters; bark petals 4-6 millimeters long, 24-30 stamens, 5-8 flowers per dark gray; with parents. (Equals collection number 18141.). inflorescence, sepals reflexed, pedicels 7-12 mm, ovaries slightly Phenology: Flowers. hairy, petals hairy on outer surface only; pits veiny, 8-9 x 5 millimeters wide; 5-19 centimeters d.b.h., bark red-brown, 4-15 Peter F. Zika 19436 24 Apr 2004 meters tall, clonal trees. Phenology: Flowers & Fruits. Origin: Native. WTU-361593 Peter F. Zika 16836 4 May 2002 WTU-352628 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus emarginata (Douglas) Eaton Campus University of Washington, near Oceanography complex and route. Montlake, Seattle. U.S.A., WASHINGTON, CHELAN COUNTY: Elev. 65 ft. Tumwater Canyon. Ca. [circa] 2.5 kilometers northeast of Drury 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: Falls.Above Route 2. GeoLocate, Georef'd by WTU Staff Elev. 1246 ft. Partial shade of Pseudotsuga menziesii, Acer macrophyllum. 47° 38.9' N, 120° 43.3' W; T25N R17E S21 Flowers white, 20-23 millimeter diameter; petals blunt or slightly Steep hillside, open forest, with Pseudotsuga menziesii, Acer notched, 9-11 millimeters long. 10 meter tree, 23 centimeter macrophyllum, A. circinatum; west aspect. Trees fertile at 2.5 - 6 diameter breast height. Phenology: Flowers. meters tall; dark gray bark; pits slightly veiny, 7 x 5 millimeters wide; fresh flowers 12-14 millimeters in diameter; petals 5-6 millimeters Peter F. Zika 19412 23 Apr 2004 long, white. Phenology: Flowers & Fruits. Origin: Native. WTU-361596 Peter F. Zika 16861 12 May 2002 WTU-352641 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, ISLAND COUNTY: Prunus emarginata (Douglas) Eaton Puget Sound. Whidbey Island. Junction of Race Road and Route 525. CANADA, BRITISH COLUMBIA: Elev. 196 ft. About 200 meters east of bridge over Shuswap River; near junction 48° 10.3' N, 122° 36.6' W; T31N R2E S18 of Enderby - Grinrod Road and Mabel Lake; north side of road; Partly shaded thickets, damp ground, roadbank, full sun, with Rubus Enderby, North Okanogan. armeniacus, Rubus ursinus, Rosa nutkana. Three meter tall trees, Elev. 1164 ft. hairy; ca. [circa] 50 stems, fruit orange-red, subglobose, shiny, 7-8 x 50° 33' N, 119° 7.8' W 7-8 millimeters wide. Phenology: Fruits. Origin: Native. Roadside thickets, with Salix exigua, Phalaris arundinacea, Rubus idaeus. Four meter tall bush; densely hairy. Phenology: Fruits. Peter F. Zika 17592 22 Aug 2002 Origin: Native. WTU-352643 Peter F. Zika 18448 7 Jun 2003 Rosaceae WTU-356522 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SKAGIT COUNTY: East side of Interstate 5. One air kilometer southwest of Alger. Prunus emarginata (Douglas) Eaton Elev. 328 ft. 48° 36.9' N, 122° 21.1' W; T36N R4E S7 U.S.A., WASHINGTON, KING COUNTY: Edge of froest with Populus balsamifera, Pseudotsuga menziesii, Federal Way. Southwest Campus Drive at 10th Avenue Southwest, Thuja plicata, Alnus rubra, Rubus armeniacus. Trees, 4 meters tall, near Saghalie playfield. flowers 15-17 millimeters in diameter; petals ovate to suborbicular, Elev. 328 ft. pubescent on both surfaces, 6-7 millimeters long; sepals reflexed. 47° 18' N, 122° 21.1' W; T21N R4E S19 Phenology: Flowers. Origin: Native. Base of slope, edge of dry second growth Pseudotsuga woods, northeast aspect, with Alnus rubra, Rubus ursinus, Salix scouleriana. Peter F. Zika 16879 16 May 2002 Six meter tall tree, 13 centimeters d.b.h., dark gray bark, white petals 5-6 millimeters, fresh flowers 13-15 millimeters in diameter; reflexed WTU-352635 sepals; pits veiny, ellipsoid, 6.5-7 x 4-5 milimeters wide. Phenology: Flowers & Fruits. Origin: Native. Peter F. Zika 16864 14 May 2002 WTU-352648 Rosaceae Rosaceae Prunus avium (L.) L. Prunus ×pugetensis Jacobson & Zika U.S.A., OREGON, WASHINGTON COUNTY: U.S.A., WASHINGTON, KING COUNTY: Near Rock Creek; north of northwest Neskowin Avenue; Hillsboro. Bellevue. Near west shore of Larsen Lake, near 148th Avenue. Elev. 180 ft. Elev. 262 ft. 45° 33.4' N, 122° 52.6' W; T1N R2W S23 47° 36.3' N, 122° 8.5' W; T25N R5E S35 Edge of second-growth woods, powerline clearing; full sun; near Thickets, with Sorbus aucuparia, Rubus armeniacus, Spiraea Rock Creek, with Fraxinus latifolius, Rubus armeniacus, Prunus douglasii. Twelve meter tall tree, white flowers. [same tree as emarginata. Three meter tall adventive tree; fruit ripe, black, dark 15946]. Phenology: Flowers. red, red, or red-black, acid, slightly bitter, depressed obovate-globose to depressed elliptic-globose, length greater than Peter F. Zika 16835 4 May 2002 width, 15-17 x 14-17 millimeter wide; pedicels 40-64 millimeters long; pits 9-12 x 8-9 millimeters wide; common and naturalized. WTU-352625 Phenology: Fruits. Origin: Introduced. Peter F. Zika 18484 15 Jun 2003 Rosaceae WTU-353257 Prunus avium (L.) L. U.S.A., OREGON, LANE COUNTY: Rosaceae Route 126 east of Leaburg Store, mile marker 21-22. T17S R1E S2 SW of SW; NAD 27, uncertainty: 805 m., Source: Prunus avium (L.) L. TRS2LL, Georef'd by Ben Legler Roadside thicket with Cytissus scoparius. White flowers, U.S.A., WASHINGTON, WHATCOM COUNTY: conduplicate leaves, pits globose, common roadside weed; 4-5 Bellingham. Squalicum Way. meters tall. Phenology: Flowers & Fruits. Origin: Introduced. Elev. 49 ft. 48° 45.9' N, 122° 30.3' W; T38N R2E Peter F. Zika 10454 3 Apr 1988 Along railroad right-of-way, with Populus balsamifera, Crataegus monogyna, Alnus rubra. Five meter tree, 5 centimeter d.b.h., WTU-336845 immature fruit green, 10 x 7 millimeters wide; 4-6 leaf teeth per centimeter. Phenology: Flowers & Fruits. Origin: Introduced. Rosaceae Peter F. Zika 16880 16 May 2002 Prunus ×pugetensis Jacobson & Zika WTU-354352 U.S.A., WASHINGTON, KING COUNTY: Seattle. Capital Hill. Near corner of 19th Avenue East and East Rosaceae Mercer Street. Elev. 377 ft. Prunus avium (L.) L. 47° 37.4' N, 122° 18.4' W; T25N R4E S28 Several trunks, tree-like habit, 18 centimeters d.b.h., 15 meters tall, U.S.A., OREGON, LANE COUNTY: dark gray bark, white flowers 20-22 millimeters in diameter fresh, East of Amazon Parkway, at 25th Avenue. Eugene. petals 8-10 millimeters long, ovate to sub-orbicular to squarish; Elev. 430 ft. some with slight notch, 35-38 yellow stamens; peduncle 0-22 44° 1.9' N, 123° 5.2' W; T18S R3W S5 millimeters; pedicels 15-35 millimeters, 3-8 flowers per Shade, wet ash woods, with Fraxinus latifolia, Crataegus monogyna, inflorescence; pits 8-9 x 4-6 millimeters wide, slightly roughened, Rubus armeniacus, Hedera helix, Camassia, Juncus patens, ellipsoid. [same tree as 15950]. Phenology: Flowers & Fruits. Ranunculus occidentalis, R. alismifolius, R. uncinatus. White flowers, 3 meter tall sapling, adventive. Phenology: Flowers. Origin: Peter F. Zika 16832 3 May 2002 Introduced. WTU-352626 Peter F. Zika 18166 31 Mar 2003 WTU-353990 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Prunus avium (L.) L. East side of Interstate 5, near Fagan Road. Circa 150 meters south of Skagit County line, circa 4.5 air kilometers west-southwest of Lake U.S.A., WASHINGTON, STEVENS COUNTY: McMurray. Center of Hunters. Below Route 25. Elev. 295 ft. Elev. 1640 ft. 48° 17.8' N, 122° 18.1' W; T32N R4E S4 48° 7.1' N, 118° 11.9' W; T30N R37E S7 Edge of forest, with Pseudotsuga menziesii, Acer circinatum, Alnus On steep east-aspect, thickets; with Acer negundo, Crataegus rubra, Rhamnus purshianus. Tree 15 meters tall, 29 centimeters douglasii, Symphoricarpos albus, Rosa woodsii. Fruit black; pedicels d.b.h., flowers 25-26 millimeters in diameter; petals 31-43 millimeters long; pits 9-11 x 7-8 millimeters wide; adventive. ovate-quadrangular, 9-12 millimeters long; sepals reflexed; 10 trees Phenology: Fruits. Origin: Introduced. seen. [Same tree as collection # 17034]. Phenology: Flowers. Peter F. Zika 17955 26 Sep 2002 Peter F. Zika 16878 16 May 2002 WTU-352652 WTU-352637 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, MASON COUNTY: East side of Interstate 5, near Fagan Road. Circa 150 meters south Skokomish River. of Skagit County line, circa 4.5 air kilometers west-southwest of Lake 47.321554°, -123.138752°; WGS 84, uncertainty: 10000 m., McMurray. Source: GeoLocate, Georef'd by WTU Staff Elev. 295 ft. The wood is fine and valuable for furniture. Many specimens on this 48° 17.8' N, 122° 18.1' W; T32N R4E S4 sheet from the Skokomish River & from Mount Adams, Washington. Edge of Forest, with Pseudotsuga menziesii, Acer circinatum, Alnus Phenology: Flowers. Origin: Native. rubra, Rhamnus pursianus. Tree 15 meters tall, 29 centimeters d.b.h., slightly immature fruit 14-16 x 13-15 millimeters wide, yellow, Louis F. Henderson s.n. 8 May 1892 bitter, juicy, broadly ellipsoid-globose, some with red-orange blush; pedicels 18-31 millimeters; pits with a few raised veins; 10 trees WTU-10391A seen. [same tree as collection # 16878]. Phenology: Fruits. Peter F. Zika 17034 16 May 2002 Rosaceae WTU-352611 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: Rosaceae Base of Mount Adams on south. 46.03373°, -121.49274°; WGS 84, uncertainty: 10000 m., Source: Prunus ×pugetensis Jacobson & Zika GeoLocate, Georef'd by WTU Staff Open woods. The wood is fine and valuable for furniture. Many U.S.A., WASHINGTON, KING COUNTY: specimens on this sheet from the Skokomish River & from Mount Seattle. Penthouse Theater, campus of University of Washington, Adams, Washington. Phenology: Fruits. Origin: Native. near Northeast 45th Street. Elev. 246 ft. Louis F. Henderson s.n. 11 Aug 1892 47° 39.7' N, 122° 18.5' W; T25N R4E S16 Thinly wooded border. Tree 15 meters tall, d.b.h. 25 centimeters; WTU-10391B 7-11 teeth per centimeter; autumn leaf color various pastels: orange, green, reddish, purple, dark yellow; the same colors seen in nearby Prunus avium , adjacent P. emarginata leaves yellow. Phenology: Rosaceae Vegetative. Prunus avium (L.) L. Peter F. Zika 18141 26 Oct 2002 with A. L. Jacobson U.S.A., OREGON, LINN COUNTY: Near junction of Peoria Road and Pine Grove Drive, 8 air kilometers WTU-352988 WNW of Halsey. Elev. 262 ft. 44° 24.2' N, 123° 12.3' W Rosaceae Forest edge, with Quercus garryana, Fraxinus, Acer circinatum. Common adventive trees to 4 meters; fruit shiny, ovate, red and Prunus domestica L. yellow, 12 x 12-13 mm wide. Phenology: Fruits. Origin: Introduced. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Peter F. Zika 19582 15 May 2004 Along Highway 530 at town of Oso. Elev. 200 ft. WTU-361642 48° 16' 16" N, 121° 55' 47" W Brushy roadside with Prunus, Acer, Alnus. Petals white; small tree 4 meters tall. Phenology: Flowers. Origin: Introduced. Rosaceae Ben Legler 1417 4 Apr 2004 Prunus laurocerasus L. WTU-362277 U.S.A., OREGON, CLATSOP COUNTY: Near Lincoln Street, Astoria. Elev. 114 ft. Rosaceae 46° 11.3' N, 123° 50.8' W; T8N R9W S7 Disturbed thickets, with Scrophularia, Rubus spectabilis, R. Prunus virginiana L. armeniacus, Acer macrophyllum, Oemleria. Immature fruit green; adventive evergreen trees 2-4 meters tall. Phenology: Fruits. Origin: U.S.A., WASHINGTON, GARFIELD COUNTY: Introduced. Glendale Bar; Snake River. 46.65069°, -117.39851°; WGS 84, uncertainty: 10000 m., Source: Peter F. Zika 19561 14 May 2004 GeoLocate, Georef'd by WTU Staff Common in Eastern Washington. Generally merely a shrub, but in WTU-361649 this locality a tree 6 or 8 inches in diameter and with fine wood. Phenology: Flowers. Louis F. Henderson s.n. 20 May 1892 WTU-10392 Rosaceae Rosaceae Prunus laurocerasus L. Prunus avium (L.) L. U.S.A., OREGON, JACKSON COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Lithia Park, along and near Ashland Creek, Ashland. On bank between Interstate 90 and Hyak Road 0.15 miles southeast Elev. 1800 ft. of Hyak Creek; 1.6 miles SSE of Snoqualmie Pass. 42° 10.6' N, 122° 43.1' W Elev. 2690 ft. Riparian thickets, with Acer macrophyllum, Fraxinus latifolia, 47° 24' N, 121° 24' 2" W; NAD 27 Philadelphus lewisii, Rubus armeniacus. 1-3 meter tall, leaves shiny; Steep moist road bank, with small conifers and brush. Large tree rare escape from cultivation. Phenology: Vegetative. Origin: with several saplings on road bank; petals white with pink tinge. Introduced. Phenology: Flowers. Origin: Introduced. Peter F. Zika 19648 19 May 2004 Ben Legler 2612 12 May 2005 WTU-361651 WTU-382368

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus lusitanica L. U.S.A., OREGON, JACKSON COUNTY: U.S.A., WASHINGTON, SNOHOMISH COUNTY: North side of Conde Access Road at Dead Indian Memorial Road. Near south shore of Scriber Lake, south of 196th Street, Lynnwood. Elev. 1570 ft. Elev. 311 ft. 42° 15.6' N, 122° 29.7' W 47° 49.2' N, 122° 18.5' W; T27N R4E S21 Lithosol soils over volcanic rubble; SSE aspect, full sun, with Shaded thickets, with Acer macrophyllum, Thuja plicata, Rubus Pseudotsuga menziesii, Sambucus caerulea, Ericameria, Phacelia spectabilis, Lonicera involucrata. Rare adventive tree, 5 meters tall, peckii; vernally damp. Small 1-stemmed trees 2-3 meters tall. white flower buds. Phenology: Fertile. Phenology: Flowers. Origin: Native. Peter F. Zika 19692 25 May 2004 P. F. Zika 19662 19 May 2004 with F. Lang WTU-361877 WTU-361648 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus subcordata Benth. U.S.A., WASHINGTON, PIERCE COUNTY: Near Route 16, south of Snake Lake, east of South Tyler Street, U.S.A., OREGON, LAKE COUNTY: Tacoma. Fremont-Winema National Forest. Along Chewaukan River about 5 Elev. 328 ft. kilometers upstream from Paisley. 47° 14' N, 122° 29' W; T20N R2E S12 Elev. 4610 ft. Dense thickets of Rubus armeniacus, Cratagus monogyna. Leaves 42° 39.338' N, 120° 36.204' W; NAD 27 green, flowers white, 26-28 millimeters diameter, anthers yellow, 3 Low bench along river. Level. Gravel and sand. Mostly open. Other meters tall adventive. Phenology: Flowers. Origin: Introduced. plants; Populus trichocarpa, Rosa woodsii, Elymus cinerius, Lupinus sp. Green fruit. Shrub to 3 meters. Phenology: Fruits. Origin: Native. Peter F. Zika 19293 22 Mar 2004 Don Knoke 551 2 Jul 2004 WTU-361893 WTU-369530 Rosaceae Rosaceae Prunus spinosa L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, WHITMAN COUNTY: Kitsmiller Road, 4 air kilometers northwest of Pullman airport. U.S.A., OREGON, LAKE COUNTY: Elev. 780 m. Fremont-Winema National Forest. Butte Peak to Moss Pass. On 46° 45.4' N, 117° 9.4' W; T15N R45E S28 ridge about 200 feet below Butte Peak; North 42 degrees 28.099 Dominating thickets in agricultural land; with Alopecurus pratensis, minutes, West 120 degrees 30.320 minutes; elevation; 6965 feet, Verbascum thapsus. Adventive shrubs 3-4 meters tall, immature fruit 2123 meters. In Moss Pass; North 42 degrees 28.243 minutes, West green. Phenology: Fruits. Origin: Introduced. 120 degrees 29.925 minutes; elevation; 6375 feet, 1943 meters. Elev. 6965 ft. P. F. Zika 19705 29 May 2004 42° 28.243' N, 120° 30.32' W; NAD 27 with R. Old Wooded area northeast of and adjacent to open area. Rocky soil on 20 degrees east-facing slope. Collections made from ridge below WTU-361871 Butte Peak to Moss Pass. Other plants; Pinus ponderosa, Abies concolor, Purshia tridentata, Smilacena racemosa. Fruit. Fairly common. Phenology: Flowers & Fruits. Origin: Native. Don Knoke 628 3 Jul 2004 WTU-368206 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., OREGON, LAKE COUNTY: Near Showden Road, circa 3 air kilometers south of McCoy Flat, Fremont National Forest. At the Palisade Rocks on southeast side of White Salmon. Gearhart Mountain. Elev. 852 ft. Elev. 6478 ft. 45° 44.6' N, 121° 28.7' W; T3N R11E S18 42° 27.904' N, 120° 48.557' W With parents, Corylus cornuta, Holodiscus discolor, Acer Small stream gully, with open meadows surrounded by Pinus forest macrophyllum, Pseudotsuga menziesii. Rare tree to 8 meters tall, full and drier Artemisia slopes. Shrubs to 2 meters tall. At base of flowers and showy; flowers white, 22-23 mm diameter; petals outcrops. Phenology: Fruits. Origin: Native. notched, 8-10 mm long; sepals reflexed; leaves folded in bud; thickets. Phenology: Flowers. Ben Legler 1937B 3 Jul 2004 with Sarah Gage, Wendy Gibble, Robert Goff Peter F. Zika 19380 13 Apr 2004 WTU-365992 WTU-361948 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, SKAGIT COUNTY: U.S.A., WASHINGTON, SKAMANIA COUNTY: South shoulder of Highway 20 0.5 miles west of its junction with Milepost 9 on Cook-Underwood Road, circa 3 air kilometers Interstate 5, west of Burlington. southwest of Underwood Mountain. Elev. 30 ft. Elev. 1344 ft. 48° 27' 59" N, 122° 21' 6" W; WGS 84, uncertainty: 50 m. 45° 43.7' N, 121° 36.4' W; T3N R10E S19 Patch of deciduous forest in mosaic of farmland and houses, on river Thickets near pear orchard, above steep roadcut, with Pyrus floodplain. Clump of large mature trees plus several scattered communis, Acer macrophyllum, Quercus garryana. Occasional saplings; growth form resembling Prunus avium; inflorescences adventive tree to 10 meters tall; full flower, flowers white, 22-25 mm short corymbs; petals white, ca. 8 mm long; Prunus emarginata seen diameter; petals 9-11 mm long; sepals reflexed; young leaves nearby. Phenology: Flowers. folded. Phenology: Flowers. Ben Legler 3307 28 Apr 2006 Peter F. Zika 19376 13 Apr 2004 WTU-362466 WTU-261947 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., OREGON, MULTNOMAH COUNTY: Lake Chelan National Recreational Area. Stehekin State Airstrip. Junction of Route I-84 and I-205, Portland. Elev. 1196 ft. Elev. 328 ft. 48.34332° N, 120.71854° W; UTM Zone 10, 669049.268E, 45° 32.2' N, 122° 33.6' W; T1N R2E S33 5356975.232N; WGS 83, uncertainty: 5 m., Source: GPS, UTM Roadside thicket, partial shade, with Crataegus monogyna, Rubus calculated from Lat-Lon. armeniacus. 6 meters tall tree, white flowers 23 mm diameter; petals Flat mowed area approximately 3,000 feet long by 300 feet wide. 8 mm; yellow anthers, sepals reflexed; inflorescence sticky, some Public airstrip cut out of valley floor forest. Abies grandis, Alnus with slight peduncles. Phenology: Flowers. rubra, Acer macrophylla, Pseudotsuga menziesii dominate forest edge. Airstrip dominated by non-native grasses. Scattered along Peter F. Zika 19358 12 Apr 2005 forest edge. Phenology: Fruits. Origin: Native. WTU-361946 Dale Blum 06-42 27 Jun 2006 Herbarium: WTU Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., OREGON, LAKE COUNTY: Prunus emarginata (Douglas) Eaton Fremont National Forest. At the Palisade Rocks on southeast side of Gearhart Mountain. U.S.A., WASHINGTON, SAN JUAN COUNTY: Elev. 6478 ft. San Juan Islands. Sentinel Island. 42° 27.904' N, 120° 48.557' W 48° 38.4' N, 123° 9.139' W Small stream gully, with open meadows surrounded by Pinus forest West end of island. One stand of small trees at west end. and drier Artemisia slopes. Shrubs to 2 meters tall. At base of Phenology: Flowers. Origin: Native. outcrops. Phenology: Flowers & Fruits. Origin: Native. Eliza Habegger EH-1061 27 Apr 2006 Ben Legler 1937A 3 Jul 2004 with Sarah Gage, Wendy Gibble, Robert Goff WTU-385919 WTU-365993 Rosaceae Rosaceae Prunus cerasus L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., OREGON COUNTY: San Juan Islands. Sentinel Island. Ochoco Forest. 48° 38.4' N, 123° 9.139' W Elev. 3850 ft. West end of island. One tree on northwest side of island. Phenology: T13S R17E S26; Willamette Meridian; NAD 27, uncertainty: 805 Flowers & Fruits. Origin: Introduced. m., Source: TRS2LL, Georef'd by Ben Legler Semi-shaded slopes and open areas. Rich, medium-moist loam. An Eliza Habegger EH-1080 27 Apr 2006 early flowering species, with fruit ripening in August. Grazed lightly by cattle and sheep and with some relish later in the season when WTU-387904 feed is scarce. Credited with poisonous properties to cattle. Common name: Cherry. Forest Service Herbarium Specimen # 29800. Phenology: Flowers. Origin: Native. Rosaceae Douglas C. Ingram B194 13 May 1914 Prunus emarginata (Douglas) Eaton WTU-363302 U.S.A., WASHINGTON, CHELAN COUNTY: North Cascades National Park. Southeast side of McGregor Mountain. West side of Coon Creek along the McGregor Mountain Rosaceae Trail. Stehekin Valley. Elev. 2964 ft. Prunus emarginata (Douglas) Eaton 48° 23.717' N, 120° 49.786' W; UTM Zone 10, 660644.586E, 5362511.311N; WGS 84, Source: GPS, UTM calculated from CANADA, BRITISH COLUMBIA: Lat-Lon. Vancouver. Near University of British Columbia campus, SW Marine Aspect: 200 degrees. Slope: 5 - 25 degrees. Dry rocky outcrops Drive. intermixed with coniferous forest, dominated by Pseudotsuga Elev. 262 ft. menziesii and Pinus ponderosa. Dominant grasses Pseudoroegneria 49° 14.8' N, 123° 14.1' W; Unknown spicata and Calamagrostis rubescens. Exposed site with partial to Edge of conifer forest, partial shade. 10 meter tall tree, shiny full sun. 3 meters tall. Common along forest edges. Partial sun. coppery-brown bark; pit 8 x 5 mm wide, ellipsoid, veiny. Phenology: Phenology: Fruits. Origin: Native. Fruits. Origin: Native. Cultivated. Anders Huseth 06-36 28 Jun 2006 Peter F. Zika 16917 2 May 2002 with Diane Doss, Cheryl Lowe, David Giblin Herbarium: WTU WTU-366778 Rosaceae Rosaceae Prunus domestica L. Prunus laurocerasus L. U.S.A., WASHINGTON, FRANKLIN COUNTY: U.S.A., OREGON, BENTON COUNTY: Snake River Junction, north bank of Snake River. Between residential area and southeast side of Circle Boulevard, Elev. 426 ft. east slope of Witham Hill, Corvallis. 46.39209°, -118.67991°; WGS 84, uncertainty: 500 m., Source: Elev. 320 ft. GeoLocate, Georef'd by WTU Staff 44° 35.1' N, 123° 17.4' W; T11S R5W S27 Sepals spreading; flowers white; plant to two meters tall; persisting Uncommon adventive evergreen 5 m tall, mesic second-growth at old homestead. Phenology: Flowers. Origin: Native. disturbed Pseudodotsuga menziesii woods, with Corylus cornuta, Crataegus monogyna. Phenology: Fruits. Ben Legler 2450 22 Apr 2005 with Peter F. Zika, David Giblin Peter F. Zika 19586A 15 May 2004 WTU-370400 WTU-363549

Rosaceae Rosaceae Prunus armeniaca L. Prunus domestica L. U.S.A., WASHINGTON, FRANKLIN COUNTY: U.S.A., OREGON, LANE COUNTY: Snake River Junction, north bank of Snake River. Eugene; Willow Creek Natural Area, near end of West 18th Avenue Elev. 426 ft. and south of the road. 46.39209°, -118.67991°; WGS 84, uncertainty: 500 m., Source: Small trees to 3 meters persisting from cultivation and naturalizing GeoLocate, Georef'd by WTU Staff on the east side of an old hay field that is now an upland prairie Plant to 1.5 meters tall; persisting at abandoned homestead. restoration project. Trees are growing in a dense thicket. Plums turn Phenology: Vegetative. Origin: Introduced. purple when ripe. Leaves dark green with "corrugated" surface. Persisting from cultivation. Phenology: Fruits. Origin: Introduced. Ben Legler 2451 22 Apr 2005 with Peter F. Zika, David Giblin Gilbert A. Voss 1946 29 Jul 1998 WTU-370399 Herbarium: WTU Rosaceae Rosaceae Prunus domestica L. Prunus avium (L.) L. U.S.A., OREGON, LANE COUNTY: U.S.A., OREGON, LANE COUNTY: Eugene; Willow Creek Natural Area, near end of West 18th Avenue Eugene; Willow Creek Natural Area, near end of West 18th Avenue and south of the road. and south of the road. Near the road. Naturalized but uncommon on preserve. Deciduous Hedgerow just west of large fir grove. Deciduous tree to 5 meters; tree to 4 meters. Fruits are small (2.5 - 3 centimeters) and naturalized with apple and pear. Phenology: Flowers. Origin: purple-black, like a prune plum. Flowers white. Phenology: Flowers Introduced. & Fruits. Origin: Introduced. Gilbert A. Voss 1932 15 Apr 1998 Gilbert A. Voss 1930 14 Apr 1998 Herbarium: WTU Herbarium: WTU Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus mahaleb L. U.S.A., WASHINGTON, JEFFERSON COUNTY: U.S.A., OREGON, LANE COUNTY: Port Townsend; Cappy's Trails; 250 meters south from parking area Eugene; Willow Creek Natural Area, near end of West 18th Avenue at end of Willamette Street. and south of the road. 48° 4.12' N, 122° 47.29' W Hedgerow south and just east of large fir grove. Naturalized, With Gaultheria shallon, Holodiscus discolor, Prunus emarginata and deciduous tree to 5 meters; fruits dark purple persisting on the trees. Pseudotsuga meziesii. Phenology: Flowers. Origin: Native. From the same specimens as G.A. Voss # 1933. Also known as Mahaleb, St. Lucien Cherry or Perfume Cherry. Native to Europe Fred Weinmann 237 28 Apr 2005 and western Asia. Sometimes planted as ornamental or for "the with Ann Weinmann birds". Phenology: Fruits. Origin: Introduced. Herbarium: WTU Gilbert A. Voss 1947 14 Apr 1998 Herbarium: WTU Rosaceae Prunus mahaleb L. Rosaceae U.S.A., WASHINGTON, JEFFERSON COUNTY: Prunus mahaleb L. Port Townsend; Cappy's Trails; 200 meters south from parking area at end of Willamette Street on left side of trail. U.S.A., OREGON, LANE COUNTY: 48° 7.93' N, 122° 48.24' W Eugene; Willow Creek Natural Area, near end of West 18th Avenue Along trail with Pseudotsuga meziesii and Thuja plicata saplings, and south of the road. Holodiscus discolor and Rubus ursinus. Phenology: Vegetative. Hedgerow south and just east of large fir grove. Naturalized, Origin: Introduced. deciduous tree to 5 meters. Flower white. From the same specimens as G.A. Voss # 1933. Also known as Mahaleb, St. Lucien Cherry or Fred Weinmann 306 6 Sep 2005 Perfume Cherry. Native to Europe and western Asia. Sometimes with Ann Weinmann planted as ornamental or for "the birds". Phenology: Flowers. Origin: Introduced. WTU-365584 Gilbert A. Voss 1933 21 Apr 1998 Rosaceae Herbarium: WTU Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, KING COUNTY: Redmond; Grass Lawn Park, near junction of Northeast Old Prunus mahaleb L. Redmond Road and 148th Avenue Northeast. 47° 40' N, 122° 8.7' W U.S.A., OREGON, LANE COUNTY: Shaded, disturbed second growth woods of Aver macrophyllum, Eugene; Willow Creek Natural Area, near end of West 18th Avenue Thuja, Oemleria, Pseudotsuga menziesii, Rubus armeniacus, Malus and south of the road. fusca. 5 meter tree. Phenology: Fertile. Hedgerow south and just west of large fir grove. Naturalizing freely, deciduous tree to 4 meters. Phenology: Flowers. Origin: Introduced. Peter F. Zika 22224B 28 Aug 2005 Gilbert A. Voss 1931 15 Apr 1998 WTU-363714 Herbarium: WTU Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., IDAHO, CLEARWATER COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: Clearwater National Forest. 0.2 miles northeast of Mush Saddle. San Juan Islands. Flattop Island. South side of Flattop Island; north Forest Service Road 711. end of San Juan Archipelago. Elev. 5287 ft. Elev. 60 ft. 46.75606°, -115.3646°; WGS 84, uncertainty: 500 m., Source: 48° 38.752' N, 123° 4.953' W; WGS 84, uncertainty: 5 m. Nat. Geog. TOPO!, Georef'd by John Bassett Dry open forest of Pseudotsuga and Arbutus, with dry smooth rock Southeast facing rocky roadcut. Open forest and brush. Common on balds and small soil pockets. Scattered, small trees or shrubs. roadside. Phenology: Fruits. Origin: Native. Phenology: Flowers & Fruits. Origin: Native. Wendy McClure 05-27 10 Jul 2005 Carrie Marschner 06-94 31 May 2006 with Suzanne Bagshaw, Ben Legler, Don Knoke, Jessie Johanson, Joe Johanson, Mary Johanson WTU-388909 WTU-370601 Rosaceae Rosaceae Prunus avium (L.) L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SAN JUAN COUNTY: San Juan Islands. McConnell Island, middle of island; southwest of U.S.A., WASHINGTON, SAN JUAN COUNTY: Orcas Island. San Juan Islands. Battleship Island. Elev. 40 ft. Elev. 0-40 ft. 48° 35.8' N, 123° 1.45' W; WGS 84, uncertainty: 100 m., Source: 48° 37.494' N, 123° 11.115' W GPS Five acre rock outcrop rising 40 feet above water, with shrub Shady Pseudotsuga forest; most trees less than ca. [circa] 50 years thickets, a few Pseudotsuga and Madrona trees, lush camas swales old; grassy or duff understory; grazed in past. Single large tree in and bedrock outcrops. Occasional in thickets with Rosa, forest; inflorescences all sessile umbels; flowers not setting fruit. Amelanchier, Symphoricarpos. Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Introduced. Rod Gilbert 06-03 26 Apr 2006 David Giblin 495 30 May 2006 WTU-383906 WTU-385173

Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: San Juan Islands. Ripple Island. San Juan Islands. Northwest shore of McConnell Island; off 48° 39.415' N, 123° 7.896' W southwest side of Orcas Island. Oblong (north-south) island with extensive shrub cover and a stand Elev. 25 ft. of mostly dead Populus tremuloides. Large shell and gravel beach 48° 35.747' N, 123° 1.469' W; WGS 84, uncertainty: 13 m., on west side, with broad shelving bedrock bench draped with Source: GPS seaweed. Common among Symphoricarpos at north end. Mixture of forest edge and west-facing rocky bluff. Small tree ca. Phenology: Fertile. Origin: Native. [circa] 4 meters tall on forest/beach edge. Phenology: Fruits. Origin: Native. Rod Gilbert 06-85 27 Apr 2006 Ben Legler 3405 30 May 2006 WTU-385659 WTU-388726 Rosaceae Rosaceae Prunus virginiana L. Prunus mahaleb L. U.S.A., WASHINGTON, SAN JUAN COUNTY: San Juan Islands. Flattop Island. South side of Flattop Island; north U.S.A., WASHINGTON, SAN JUAN COUNTY: end of San Juan Archipelago. San Juan Islands. Skull Island. Elev. 60 ft. Elev. 40 ft. 48° 38.752' N, 123° 4.953' W; WGS 84, uncertainty: 5 m. 48° 38.343' N, 122° 59.168' W; WGS 84, Source: GPS Dry open forest of Pseudotsuga and Arbutus, with dry smooth rock A 40 foot high island with many Juniperus trees, abundant Camassia balds and small soil pockets. Flowers white. Phenology: Flowers. leichtlinii and Plectritis congesta. Numerous bedrock outcrops with Origin: Native. ledges. Scattered shrubs to 1 meter; trees elsewhere on island. Phenology: Fruits. Origin: Introduced. Carrie Marschner 06-83 31 May 2006 Pam Camp 06-02 30 May 2006 WTU-388722 WTU-388933 Rosaceae Rosaceae Prunus avium (L.) L. Prunus lusitanica L. U.S.A., OREGON, HOOD RIVER COUNTY: U.S.A., OREGON, COOS COUNTY: Small island on Southeast shore of Columbia River, Marine Park, Myrtle Point; Railroad Avenue near Cedar Street. Cascade Locks. Elev. 98 ft. Elev. 131 ft. 43° 3.7' N, 124° 8.2' W 45° 40.1' N, 121° 53.7' W Shaded thickets with Lithocarpus densiflorus, Umbellularia Trees 5-12 m tall; fruit subglobose to broadly ovate, slightly shiny, californica, Toxicodendron. Adventive evergreen 2 meters tall; dark reddish purple-black, flesh acidic, slightly sweet, juicy, 1.8-2.1 x re-sprouting where cut down. Phenology: Vegetative. Origin: 1.8-2.1 cm wide; pits smooth, 9-12 x 7-8 mm wide; leaves 7.5-16.1 x Introduced. 4-7.8 cm wide; cultivated in vicinity and now a common escape in disturbed second growth woods, with Acer macrophyllum, Peter F. Zika 19603 17 May 2004 Pseudotsuga, Crataegus monogyna. Phenology: Fruits. Origin: Native. WTU-363637 Peter F. Zika 17094 24 Jul 2002 Rosaceae WTU-363649 Prunus lusitanica L. U.S.A., OREGON, BENTON COUNTY: Rosaceae Between residential area and southeast side of Circle Boulevard, east slope of Witham Hill, Corvallis. Prunus avium (L.) L. Elev. 320 ft. 44° 35.1' N, 123° 17.4' W; T11S R5W S27 U.S.A., WASHINGTON, PIERCE COUNTY: Mesic second-growth disturbed Pseudotsuga menziesii woods with Route 507 at East Gate entrance to Fort Lewis. Corylus cornuta, Crataegus monogyna. Uncommon adventive 47.10636°, -122.50879°; WGS 84, uncertainty: 1000 m., Source: evergreen six meters tall; white flowers. Phenology: Flowers. Origin: GeoLocate, Georef'd by WTU Staff Native. Thickets by railroad. White flowers, petals notched, 12.5-13 mm long; pedicels 19-38 mm long; 4 m tall single-trunked tree, with Peter F. Zika 19587 15 May 2004 Berberis aquifolium, Rhamnus purshianus. Phenology: Flowers & Fruits. Origin: Native. WTU-363638 Peter F. Zika 16809 28 Apr 2002 Rosaceae WTU-363644 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, PEND OREILLE COUNTY: 11 air miles south-southwest of Metaline Falls; Route 31. Prunus domestica L. Elev. 2132 ft. 48° 45.6' N, 117° 24.6' W; T38N R43E S30 U.S.A., WASHINGTON, PIERCE COUNTY: Rare in partial shade, on road banks and thickets with Rhamnus By Shore of Johnson Marsh, tributary of Muck Creek, Fort Lewis. purshiana, Ceanothus sanguineus, Amelanchier alnifolia. Adventive Elev. 328 ft. tree 7 meters tall; flowers white, fading pink, 28 millimeters diameter; 47° 3' N, 122° 30.1' W petals long, notched; sepals reflexed. Phenology: Flowers. Origin: White flowers, petals 8-9 mm long; sepals spread; pedicels 3-8 mm, Introduced. spines 26-37 mm; pits flattened, rugose, 20-25 x 13-15 mm wide, large colonial shrubs, multi-trunked, forming thickets, with Prunus Peter F. Zika 19545 10 May 2004 avium, Quercus garryana, Berberis aquifolium, Cytissus scoparius. Phenology: Flowers & Fruits. Origin: Native. WTU-363635 Peter F. Zika 16815 28 Apr 2002 Rosaceae WTU-363641 Prunus mahaleb L. Rosaceae U.S.A., WASHINGTON, PEND OREILLE COUNTY: 11 air miles south-southwest of Metaline Falls; Route 31. Prunus virginiana L. Elev. 2132 ft. 48° 45.6' N, 117° 24.6' W; T38N R43E S30 U.S.A., WASHINGTON, PEND OREILLE COUNTY: Partial shade, on road banks and thickets with Rhamnus purshiana, 11 air miles south-southwest of Metaline Falls; Route 31. Ceanothus sanguineus, Amelanchier alnifolia. Adventive shrubs 2-4 Elev. 2132 ft. millimeters tall; flowers white, 16 millimeters diameter; petals 7 48° 45.6' N, 117° 24.6' W; T38N R43E S30 millimeters long, elliptic; sepals reflexed. Phenology: Flowers. Origin: Partial shade; ccasional on road banks; thickets with Rhamnus Introduced. purshiana, Ceanothus sanguineus, Amelanchier alnifolia. 3 meter tall shrubs; flowers white 10 millimeters diameter; petals flat (not Peter F. Zika 19546 10 May 2004 cupped), suborbiculur, 4 millimeters long; sepals spreading; inflorescence extends circa 3 centimeters beyond last leaf; leaves WTU-363634 elliptic or slightly obovate. Phenology: Flowers. Origin: Native. Peter F. Zika 19544 10 May 2004 WTU-363636 Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, GRANT COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: Base of Vantage Road, east shore of Columbia River; below Padilla Bay National Estuarine Research Reserve. At Interpretive Babcock Bench and beyond boat ramp. Center and surrounding fields. Elev. 543 ft. Elev. 65 ft. 46° 59.684' N, 119° 59.223' W; Source: Field notes 48° 29.7' N, 122° 28.78' W; NAD 27 Full sun, riparian, and immediately adjacent upland; basalt bedrock. Mix of forest and brushy, wet fields, with Anthoxanthum, Rosa, Sessile flowers; two meters tall; see three hairy almond fruit. Crataegus monogyna, and Carex species. Flowers white; growing Phenology: Flowers & Fruits. Origin: Introduced. out of hedgerow on south side of property. Phenology: Flowers. Origin: Native. Ben Legler 2519 23 Apr 2005 with Peter F. Zika, David Giblin David Giblin 352 5 May 2006 WTU-370682 WTU-372801

Rosaceae Rosaceae Prunus avium (L.) L. Prunus ×pugetensis Jacobson & Zika U.S.A., WASHINGTON, JEFFERSON COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: Protection Island. Padilla Bay National Estuarine Research Reserve. At Interpretive Elev. 178 ft. Center and surrounding fields. 48° 7.733' N, 122° 55.692' W Elev. 65 ft. A tiny remnant native prairie near the forest. Collections from both 48° 29.7' N, 122° 28.78' W; NAD 27 habitats. A single 12 meter tall tree. Phenology: Fruits. Origin: Mix of forest and brushy, wet fields, with Anthoxanthum, Rosa, Introduced. Crataegus monogyna, and Carex species. Growing out of hedgerow on south side of property. Phenology: Flowers. Origin: Introduced. Fred Weinmann 06-1005 3 May 2006 David Giblin 355 5 May 2006 WTU-371002 WTU-372802 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus padus L. U.S.A., WASHINGTON, JEFFERSON COUNTY: Protection Island. On north side of island. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Elev. 137 ft. Old Highway 99, about 1 mile south of Interstate 5, Exit 218. 48° 7.608' N, 122° 56.245' W Elev. 295 ft. Smaller forested area. A few scattered trees in Acer glabrum forest. 48° 17.593' N, 122° 17.882' W; NAD 27, Source: GPS Phenology: Flowers. Origin: Native. Roadside cattle pasture to west, I-5 to east. Tree to 8 meters; flowers white; sepal tips reflexed; spreading by layering and root Sharon Schlentner 06-06 3 May 2006 suckers; roadside edge, west side of road. Phenology: Flowers. Origin: Introduced. WTU-374099 David Giblin 357 5 May 2006 Rosaceae WTU-372803 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, SKAGIT COUNTY: Padilla Bay National Estuarine Research Reserve. At Interpretive Prunus emarginata (Douglas) Eaton Center and surrounding fields. Elev. 65 ft. U.S.A., OREGON, COOS COUNTY: 48° 29.7' N, 122° 28.78' W; NAD 27 West aspect, near slough, near junction of South 1st Avenue and Mix of forest and brushy, wet fields, with Anthoxanthum, Rosa, South Folsom Street, South end of Coquille. Crataegus monogyna, and Carex species. Growing out of hedgerow Elev. 82 ft. on south side of property. Phenology: Flowers. Origin: Introduced. 43° 10.4' N, 124° 10.9' W Immature fruit green, common at edge of disturbed second-growth David Giblin 351 5 May 2006 Pseudotsuga menziesii woods, with Umbellularia, Alnus rubra, Rubus spectabilis. Phenology: Fruits. Origin: Native. WTU-372761 Peter F. Zika 19616 17 May 2004 WTU-363584 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus lusitanica L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: North of Piper Creek, Carkeek Park, near Blue Ridge, Seattle. East side of Route 101, near West bank of Hoquiam River, circa 6 Elev. 147 ft. air kilometers South-Southeast of New London. 47° 42.8' N, 122° 22' W; T26N R3E S25 Elev. 32 ft. Tree 89 feet tall, 4 feet 11 inches circumference; inflorescences 47° 0.7' N, 123° 54.6' W; T18N R10W S34 sessile or peduncled umbels; petals pubescent; second growth Adventive evergreen tree, 6 meters tall; leaves dark green, slightly forest logged in 1920s, with both parents, Thuja, Pseudotsuga, shiny; petiole purplish; white flowers 16-17 millimeter diameter; Tsuga, Acer macrophyllum, Berberis nervosa. Phenology: Flowers. sepals spreading; filaments white; anthers cream; partial shade of alder stand, with Alnus rubra, Rubus armeniacus, Equisetum Peter F. Zika 20550 13 May 2005 telmateia, Salix scouleriana. Phenology: Flowers. Origin: Unknown. with A. L. Jacobson Peter F. Zika 19793 3 Jun 2004 WTU-363556 WTU-363665 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus padus L. U.S.A., WASHINGTON, KING COUNTY: Mount Pleasant Cemetary, Queen Anne, Seattle. U.S.A., WASHINGTON, KITSAP COUNTY: Elev. 295 ft. Adjacent to highway 3, about _ mile south of mile marker 59, on 47° 38.7' N, 122° 21.8' W; T25N R3E S24 west side of road. Tree 77 feet tall, 3 feet 5 inches circumference; thin strand of Acer 47.64551° N, 122.70249° W; WGS 84, uncertainty: 25000 m. macrophyllum, with Berberis nervosa, Ilex aquifolium, Crataegus Emanating from a back yard. Six trunks each about 6 inches in monogyna. Phenology: Vegetative. diameter arching to the road edge. Phenology: Flowers. Origin: Native. P. F. Zika 20551 13 May 2005 with A. L. Jacobson Fred Weinmann 322 16 Apr 2006 WTU-363555 WTU-364881

Rosaceae Rosaceae Prunus armeniaca L. Prunus cerasifera Ehrh. U.S.A., OREGON, WALLOWA COUNTY: U.S.A., WASHINGTON, JEFFERSON COUNTY: West bank of Snake River; large alluvial fan at the mouth of Battle Immediately North of 720 Water Street (The Green Eyeshade store); Creek, Hells Canyon, old Barton Cabin and homestead, river mile Port Townsend, WA. 242 (above confluence with Columbia River). 48.12° N, 122.76° W Elev. 1440 ft. In vacant lot. Naturalized; with Hedera helix, Cotoneaster sp. and 45° 18.8' N, 116° 40.4' W other weeds. Phenology: Flowers. Origin: Introduced. Full sun, with Rhus glabra, Sambucus caerulea, Amelanchier, Celtis. One to 4 meter tall wild trees, spread from old plantings, naturalized, Fred Weinmann 318 27 Feb 2006 and occasional in area; fruit sweet, yellow-orange, pubescent, sessile, 3.7-4.0 x 3.4-4.4 centimeters wide. Phenology: Vegetative. WTU-364884 Origin: Introduced. Peter F. Zika 22822 27 Jun 2006 Rosaceae WTU-363068 Prunus virginiana L. U.S.A., WASHINGTON, KITTITAS COUNTY: Rosaceae Quilomene Wildlife Area. Box Canyon. Lower elevation of main canyon. Prunus domestica L. Elev. 936 ft. 47° 4.707' N, 120° 3.118' W; WGS 84, Source: GPS U.S.A., WASHINGTON, WHITMAN COUNTY: From base of canyon to top of sandy slope at junction with first side Union Flat Creek Road, 6.5 air kilometers canyon. Common throughout riparian zone. Phenology: Flowers. east-southeast of Wilcox. Origin: Native. Elev. 1968 ft. 46° 47.8' N, 117° 24.2' W; T15N R43E S9 Pam Camp 3041 25 Apr 2007 In roadside thickets. Immature fruit oblong, with Thomas A. Dillhoff green; pit wrinkled; occasional adventive; full sun. Specimen used for illustration in Revision Herbarium: WTU of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: Fruits. Origin: Introduced. P. F. Zika 19738 with R. Old 30 May 2004 WTU-363666, WTU-V-021970 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: NW corner of Arlington Municipal Airport property on south side of Under power lines on northeast side of Lake Cavanaugh Road 0.4 188th St. NE; 3.3 air miles SW of Arlington. miles southeast of south end of Summer Lake. Elev. 130 ft. Elev. 585 ft. 48° 9' 57" N, 122° 10' 45" W; NAD 27, Source: Digital map 48° 19' 49" N, 122° 9' 50" W; WGS 84, uncertainty: 50 m., Mix of open occasionally mowed fields and young forest of Source: Digital map Pseudotsuga, Betula, Prunus emarginata, Amelanchier, Gaultheria Young brushy forest adjacent to cleared power line right-of-way, with shallon, Polulus tremuloides; dry gravelly soil. Small narrow trees to Rubus disolor, Phalaris arundinacea. Petals white; several small wild 10 meters tall; bark dark red-brown. Phenology: Buds. Origin: trees with many slender branches. Phenology: Flowers. Origin: Native. Introduced. Ben Legler 3125 25 Jan 2006 Ben Legler 3205 4 Mar 2006 Herbarium: WTU Herbarium: WTU Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SNOHOMISH COUNTY: 3.1 air miles north of Bryant, near summit of an unnamed hill. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Elev. 990 ft. Twin Rivers Park on north side of Arlington at confluence of north 48° 16' 58" N, 122° 9' 3" W; WGS 84, uncertainty: 500 m., and south forks of Stillaguamish River; along trail between ball fields Source: Digital map and confluence. Small rocky balds with Amelanchier alnifolia, Rosa gymnocarpa, Elev. 60 ft. Gaultheria shallon, Polypodium glycirrryiza. Single well-established, 48° 12' 11" N, 122° 7' 22" W; WGS 84, uncertainty: 100 m., much-branched tree 4 meters tall on edge of small stream by road; Source: Digital map leaves and flowers collected 3/25/06. Phenology: Buds. Origin: Deciduous riparian forest with shrubby understory; silty soil. Petals Native. white; single large wild tree over 10 meters tall with trunk 30 cm diameter. Phenology: Flowers. Origin: Introduced. Ben Legler 3135 1 Feb 2006 Ben Legler 3200 4 Mar 2006 Herbarium: WTU Herbarium: WTU Rosaceae Rosaceae Prunus virginiana L. Prunus domestica L. U.S.A., WASHINGTON, KITTITAS COUNTY: Along Umptanum Creek at its mouth in Yakima River Canyon south U.S.A., WASHINGTON, SNOHOMISH COUNTY: of Ellensburg. On south side of Freeborn Road (300th St. NW) 1/4 mile west of Exit Elev. 1360 ft. 215 off Interstate 5 air miles northeast of Stanwood. 46° 51' 18" N, 120° 29' 19" W; WGS 84, uncertainty: 500 m., Elev. 390 ft. Source: Digital map 48° 16' 5" N, 122° 16' 30" W; WGS 84, uncertainty: 50 m., Stream canyon with small deciduous trees and brushy thickets Source: Digital map surrounded by dry slopes with Artemsiia tridentata and Purshia Old cleared area with Cytisus scoparius, young deciduous trees, tridentata. Large shrubs, much-branched, to 3-4 meters tall. gravelly soil. Petals white; branches stout, straight, with thorn-like Phenology: Buds. Origin: Native. side shoots; small wild thicket by road. Phenology: Flowers. Origin: Introduced. Ben Legler 3164 10 Feb 2006 Ben Legler 3206 4 Mar 2006 Herbarium: WTU Herbarium: WTU Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus padus L. U.S.A., WASHINGTON, GRANT COUNTY: At end of Vantage Road on east shore of Columbia River. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Elev. 582 ft. Along Highway 9 at intersection with Crown Ridge Boulevard, about 46° 59' 58" N, 119° 59' 24" W; WGS 84, Source: Digital map 2.4 miles south of downtown Arlington. River bank with strip of mostly non-native trees and shrubs, backed Elev. 380 ft. by dry slopes with Artemisia and Purshia. Two shrubs 2-3 meters tall 48° 9' 49" N, 122° 7' 6" W; WGS 84, uncertainty: 200 m., Source: on river bank, naturalized. Phenology: Buds. Origin: Introduced. Digital map Forested road shoulder backed by forested wetland. Petals white; Ben Legler 3174 11 Feb 2006 tree ca. 8 meters tall with several small saplings; clearly wild. Phenology: Flowers. Origin: Introduced. Herbarium: WTU Ben Legler 3798 26 Apr 2007 WTU-367966 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus avium (L.) L. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, SKAMANIA COUNTY: COUNTY: Route 14, by milepost 49, c. [circa] 2 miles east of Stevenson. Below southwest side of Bickford Avenue, 50 Elev. 164 ft. meters south of Route 9 bridge, 0.2 miles west 45° 42.3' N, 121° 51.2' W of Blackmans Lake. Roadside thickets. Five meter tall trees, single-trunked, fruit black, Elev. 196 ft. pits 8-10 x 7-8 millimeters wide, smooth. Phenology: Fruits. Origin: 47° 55.9' N, 122° 6' W; T28N R5E S12 Introduced. Partial shade, wooded slope; with Thuja plicata, Tsuga heterophylla, Acer macrophyllum, A. Peter F. Zika 17101 25 Jul 2002 circinatum, Corylus cornuta, Oemleria. Twenty meter tall tree; 45 centimeters DBH; dark gray WTU-365114 bark, white flowers 20-22 millimeter diameter, petals 8-9 millimeters long; sepals reflexed in flowers; anthers yellow; four hybrid trees here, Rosaceae with parents. Phenology: Flowers. Type Specimen: Holotype. Prunus ×pugetensis Jacobson & Zika Peter F. Zika 18302 4 May 2003 U.S.A., WASHINGTON, KING COUNTY: Federal Way. Southwest Campus Drive at 10th Avenue Southwest, WTU-364952, WTU-V-000385 near Saghalie playfield. Elev. 328 ft. Rosaceae 47° 18' N, 122° 21.1' W; T21N R4E S19 Base of slope, edge of dry 2nd-growth Pseudotsuga woods, Prunus yedoensis Matsum. northeast aspect, with Alnus rubra, Rubus ursinus, Salix scouleriana. Seven meter tall tree, d.b.h. 11 centimeters, dark gray bark with U.S.A., WASHINGTON, KING COUNTY: prominent horizontal lenticel scars, white flowers 13-15 millimeters in Seattle. Bailey Peninsula, near the shore of Lake Washington. diameter, fresh petals 9-11 millimeters long hairy on both surfaces, Elev. 16 ft. 2-6 flowers per inflorescence, sepals reflexed. Phenology: Flowers. 47° 34' N, 122° 15' W Origin: Introduced. Partly shaded thickets near shore of Lake Washington with Populus balsamifera, Rubus armeniacus, Equisetum arvense, Carex Peter F. Zika 16869 14 May 2002 obnupta. Adventive trees and shrubs 2-6 meters tall, some resprouting from beaver damage; corymbs of flowers fading, light WTU-364991 pink, 40 millimeters diameter; petals 16 millimeters long and notched; yellow anthers; sepals spreading. Phenology: Flowers. Origin: Introduced. Rosaceae Peter F. Zika 22722 11 Apr 2006 Prunus ×pugetensis Jacobson & Zika WTU-365023 U.S.A., WASHINGTON, KING COUNTY: Redmond. Southwest side of Grass Lawn Park, NE Old Redmond Rosaceae Road, 1.5 air kilometers west of Sammamish River. Elev. 311 ft. Prunus emarginata (Douglas) Eaton 47° 40' N, 122° 8.7' W Second growth mixed forest, with Thuja, Pseudotsuga, Acer U.S.A., WASHINGTON, KING COUNTY: macrophyllum, A. circinatum, Rosa gymnocarpa, Rubus spectablilis, Marymoor Regional Park. North shore of Lake Sammamish. and both parents. 10 trees, to 15 meters tall; white flowers fading, Elev. 59 ft. flowers c. [circa] 18 + millimeters diameter. Phenology: Flowers & 47° 39.5' N, 122° 6.6' W Fruits. Origin: Introduced. Dry sandy ground, full sun, edge of meadow. 8 meter tall single-trunked trees, immature fruit green to red, slightly shiny, 7-8 x Peter F. Zika 22736 17 May 2006 7 millimeters; some inflorescences with 2 bracteal leaves, receptacle 1.5-2.1 millimeters wide. Phenology: Fruits. Origin: Native. WTU-365139 Peter F. Zika 17033 16 Jul 2002 Rosaceae WTU-364990 Prunus mahaleb L. Rosaceae U.S.A., OREGON, MULTNOMAH COUNTY: Burlington. On steep slope between Route 30 and railroad. Prunus avium (L.) L. Northeast side of Route 30 above lake. Elev. 98 ft. U.S.A., OREGON, BENTON COUNTY: 45° 38.3' N, 122° 49.9' W; T2N R1W S20 Jackson-Frazier wetlands, northeast side of Corvallis. On steep slope; northeast aspect, thickets with Acer macrophyllum, Elev. 225 ft. Pseudotsuga menziesii. Five meter tall spreading shrub, heavily T11S R5W S13; NAD 27, uncertainty: 805 m., Source: TRS2LL, flowered, petals white, 8.5 millimeters; sepals reflexed; c. [circa] 10 Georef'd by Ben Legler adventive shrubs. Phenology: Flowers. Origin: Introduced. Edges and thickets, full sun or partial shade; with Fraxinus, Crataegus suksdorfii, Rosa nutkana. Adventive trees. Phenology: Peter F. Zika 18231 21 Apr 2003 Fruits. Origin: Introduced. WTU-365236 Peter F. Zika 19592 16 May 2004 WTU-362294 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., OREGON, JACKSON COUNTY: U.S.A., WASHINGTON, KING COUNTY: Lithia Park, along and near Ashland Creek, Ashland. Magnolia Bluff, by pulloff, southwest side of Magnolia Boulevard Elev. 1800 ft. West. Magnolia, Seattle. 42° 10.6' N, 122° 43.1' W Elev. 147 ft. Thickets, with Acer macrophyllum, Fraxinus latifolia, Philadelphus 47° 38' N, 122° 24' W; T25N R3E S23 lewisii, Rubus armeniacus. 2.5 meter tall, fruits dark red; occasional Edge of woods, top of bluff, with Acer macrophyllum, Rubus escape from cultivation. Phenology: Fruits. Origin: Introduced. armeniacus, R. parviflorus. Fertile small trees 2-12 meters tall, single-trunked, white flowers, petals 5-6 millimeters, 5-8 Peter F. Zika 19649 19 May 2004 flowers/corymb. Phenology: Flowers. Origin: Native. WTU-365221 Peter F. Zika 16802 25 Apr 2002 WTU-365249 Rosaceae Prunus domestica L. Rosaceae U.S.A., OREGON, BENTON COUNTY: Prunus emarginata (Douglas) Eaton Jackson-Frazier wetlands, northeast side of Corvallis. Elev. 225 ft. U.S.A., WASHINGTON, PIERCE COUNTY: T11S R5W S13; NAD 27, uncertainty: 805 m., Source: TRS2LL, Point Defiance, Point Defiance Park, west side above the Narrows. 1 Georef'd by Ben Legler mile southeast of Gig Harbor. Full sun or partial shade; with Fraxinus, Crataegus suksdorifii, Rosa Elev. 98 ft. nutkana. Adventive colonial shrubs to 3.5 meters tall; edges and T21N R2E S10; NAD 27, uncertainty: 805 m., Source: TRS2LL, thickets, immature fruit green, elliptic. Phenology: Flowers & Fruits. Georef'd by Ben Legler Origin: Introduced. Partly shaded thickets. 3 meters tall single-trunked small tree, white flowers, petals 5 millimeters, 25-27 stamens, ovary and petals hairy. Peter F. Zika 19591 16 May 2004 Phenology: Flowers. Origin: Native. WTU-362293 Peter F. Zika 16818 28 Apr 2002 WTU-365271 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, WHATCOM COUNTY: Prunus emarginata (Douglas) Eaton South end of rest area, south bound Interstate 5, just north of milepost 269, 7 kilometers east of Birch Bay. U.S.A., WASHINGTON, CHELAN COUNTY: Elev. 98 ft. Swakane Canyon floor, 5.6 miles up from mouth, at sharp bend in 48° 55.6' N, 122° 38.6' W; T40N R1E S26 canyon. 12 trees seen, 20 meters tall, single-trunked, d.b.h. 22 centimeters. Elev. 2378 ft. Edge of disturbed second-growth woods, with Betula papyrifera, 47° 35.739' N, 120° 22.869' W; Source: GPS Thuja plicata, Pseudotsuga menziesii. White flowers, petals North and south-facing hillsides, scattered with Pinus ponderosa; pubescent, 12-14 millimeters long; fresh flowers 26-28 millimeters Balsamorhiza and Ceanothus very common. White flowers, 2 meter diameter; sepals reflexed. Phenology: Flowers & Fruits. Origin: shrub. Phenology: Flowers & Fruits. Origin: Native. Introduced. Ben Legler 2720 20 May 2005 Peter F. Zika 16922 24 May 2002 WTU-370869 WTU-364955 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SNOHOMISH COUNTY: CANADA, BRITISH COLUMBIA: East side of Interstate 5, near Fagan Road, 150 meters south of Vancouver Island. Northwest of Cattle Point, Oak Bay, near Beach Skagit County line, circa 4.5 kilometers west-southwest of Lake Drive. McMurray. Elev. 98 ft. Elev. 295 ft. 48° 26.5' N, 123° 18' W 48° 17.8' N, 122° 18.1' W; T32N R4E S4 Thickets, with Quercus garryana, Symphoricarpos albus, Oemleria. 10 trees seen, edge of forest, with Pseudotsuga menziesii, Acer Rare adventive trees, 4 meters tall, in full bloom, flowers pinkish, circinatum, Alnus rubra, Rhamnus purshianus. Tree 15 meters tall, leaves purplish. Phenology: Flowers. Origin: Introduced. 29 centimeters d.b.h., ripe fruits subglobose or broadly elliptic-globose, shiny, red with yellow blush, or half red and half Peter F. Zika 22710 16 Feb 2006 yellow; flesh acidic, not sweet, 4 millimeters thick, fruit 14-17 x with A. Ceska, O. Ceska 16.5-19 millimeters wide; seed 9.5-``.` x 6.9-7.8 millimeters wide. Phenology: Flowers & Fruits. Origin: Introduced. WTU-365427 Peter F. Zika 22153 17 Jul 2005 WTU-363377 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus laurocerasus L. CANADA, BRITISH COLUMBIA: CANADA, BRITISH COLUMBIA: Near Fort Rodd Hill, Ocean Boulevard, near Royal Roads University, Near Fort Rodd Hill, Ocean Boulevard, near Royal Roads University, Vancouver Island. Vancouver Island. Elev. 65 ft. Elev. 65 ft. 48° 26' N, 123° 27.2' W 48° 26' N, 123° 27.2' W Uncommon in thickets at base of hill, with Rosa multiflora, Quercus Rare in thickets at base of hill, with Rosa multiflora, Quercus garryana. Adventive trees to 4 meters tall, leaves green, inrolled in garryana. Adventive trees 3 meters tall, leaves evergreen, shiny. bud; flowers white, 18-19 millimeters diameter; petals 8 millimeters Phenology: Vegetative. Origin: Introduced. long; sepals reflexed in flower; twigs green. Phenology: Flowers. Origin: Introduced. Peter F. Zika 22719 17 Feb 2006 Peter F. Zika 22718 17 Feb 2006 WTU-365447 WTU-365449 Rosaceae Rosaceae Prunus lusitanica L. Prunus cerasifera Ehrh. CANADA, BRITISH COLUMBIA: Vancouver Island. Northwest of Cattle Point, Oak Bay, near Beach CANADA, BRITISH COLUMBIA: Drive. Near south slope of Beacon Hill, Victoria, Vancouver Island. Elev. 98 ft. Elev. 16 ft. 48° 26.5' N, 123° 18' W 48° 25' N, 123° 22' W With Quercus garryana and Symphoricarpos albus, Oemleria. Rare Solitary in dense muddy thicket of Salix, Thuja, Pseudotsuga, Rosa adventive evergreen trees 4 meters tall, thickets. Phenology: nutkana, Symphoricarpos. Adventive tree 4 meters tall, leaves Vegetative. Origin: Introduced. green, flowers white, 18-20 millimeters diameter; sepals reflexed in flower. Phenology: Flowers. Origin: Introduced. Peter F. Zika 22713 16 Feb 2006 with Adolf Ceska, Oldreska Ceska Peter F. Zika 22922 14 Mar 2007 WTU-365428 WTU-365272 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus lusitanica L. U.S.A., WASHINGTON, CHELAN COUNTY: CANADA, BRITISH COLUMBIA: Along Tronson Ridge Trail Number 1204 circa 1 mile south of Saanich Municipality, Vancouver Island. Near north end of Rithets trailhead off Forest Service Road 7224. 3 air miles north northeast of Bog, 4.5 air kilometer west-southwest of Cormorant Point. Swauk Pass. Elev. 65 ft. Elev. 4821 ft. 48° 29.8' N, 123° 22.6' W 47° 22' 41" N, 120° 33' 48" W; WGS 84, uncertainty: 9 m. Dry shaded slope under Pseudotsuga, Arbutus, with Crataegus Dry rocky south-facing ridge line with Pseudotsuga menziesii, Pinus monogyna, Symphoricarpos albus, Rosa nutkana. Adventive ponderosa, Artemisia tridentata var. vaseyana. Shrubs 1-2 meters evergreen trees to 4 meters tall. Phenology: Vegetative. Origin: tall; spindly; berries immature, green. Common. Phenology: Fruits. Introduced. Origin: Native. Peter F. Zika 22917 14 Mar 2007 Maria Gerace 06-02 8 Jul 2006 with Barb Smith, Valerie Soza, Keri Cardon, Wendy Gibble, Cindy WTU-365273 Spurgeon, Joe Arnett, Ben Legler WTU-375280 Rosaceae Prunus lusitanica L. Rosaceae CANADA, BRITISH COLUMBIA: Prunus emarginata (Douglas) Eaton East aspect over limestone, circa 0.5 miles south of Parker Park and Seyward Beach, east of Parker Avenue, Saanich, Vancouver Island. U.S.A., WASHINGTON, KITTITAS COUNTY: Elev. 32 ft. Blewett Pass. 48° 31.8' N, 123° 21.9' W Elev. 3525 ft. Partial shade with Rosa nutkana, Arbutus menziesii, Pseudotsuga 47° 20.3' N, 120° 40.682' W menziesii. Rare evergreen adventive; petioles purple. Phenology: Dry ground everywhere. Sandy soil. East-facing 30 degree slope. Vegetative. Origin: Introduced. Douglas fir, Ponderosa pine forest. Associated plants; Ceanothus velutinus, Fragaria virginiata, Abies grandis, Penstemon fruticosa. Peter F. Zika 22706 15 Feb 2006 Fruit. Common. On slope. Phenology: Fruits. Origin: Native. WTU-365443 Robert Goff 06-30 8 Jul 2006 WTU-375255 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, JEFFERSON COUNTY: U.S.A., WASHINGTON, SKAGIT COUNTY: Port Townsend; naturalized in vacant lot immediately north of 720 Padilla Bay National Estuarine Research Reserve. Southwest side of Water Street (The Green Eyeshade store). Hat Island. 48.12° N, 122.76° W Elev. 32 ft. With Hedera helix, Cotoneaster sp. and other weeds. Origin: 48° 31.37' N, 122° 33.098' W; WGS 84 Introduced. Steep grassy slopes with cliffs and rock outcrops. Abundant Elymus glaucus, Koeleria macrantha, Festuca rubra, and Zigadenus F. Weinmann 318 27 Feb 2006 venenosus. Grove of trees on slope, southwest side of Hat Island. Phenology: Flowers & Fruits. Origin: Native. Herbarium: WTU Peter Dunwiddie 07-2 30 Apr 2007 Rosaceae WTU-377261 Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, KITSAP COUNTY: Backyard adjacent to highway 3, about half a mile south of mile Prunus emarginata (Douglas) Eaton marker 59, on west side of road. 47.64551° N, 122.70249° W; WGS 84, uncertainty: 25000 m. U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: Six trunks each about 6 inches in diameter, arching to the road Weigh station along westbound Highway 12, circa 1 mile west of edge. Origin: Introduced. Brady and 3 miles east of Montesano. Elev. 36 ft. F. Weinmann 322 16 Apr 2006 46° 59.161' N, 123° 32.798' W; WGS 84, uncertainty: 5 m., Source: GPS Herbarium: WTU Gravelly road shoulders dominated by Spiraea douglasii, Phalaris, Carex obnupta, and weedy grasses. 2-3 meter tall shrubs; berries green and immature. Phenology: Fruits. Origin: Native. Rosaceae David Giblin 842 17 May 2007 Prunus ×pugetensis Jacobson & Zika with Ben Legler, Peter Zika U.S.A., WASHINGTON, SNOHOMISH COUNTY: Herbarium: WTU Below southwest side of Bickford Avenue, 50 meters south of Route 9 bridge, 0.2 miles west of Blackmans Lake. Elev. 196 ft. Rosaceae 47° 55.9' N, 122° 6' W; T28N R5E S12 Partial shade, wooded slope; with Thuja plicata, Tsuga heterophylla, Prunus ×pugetensis Jacobson & Zika Acer macrophyllum, A. circinatum, Corylus cornuta, Oemleria. Twenty meter tall tree; 45 centimeters DBH; dark gray bark, white U.S.A., WASHINGTON, PACIFIC COUNTY: flowers 20-22 millimeter diameter, petals 8-9 millimeters long; sepals Highway 101, about 1 mile south of Raymond along south side of reflexed in flowers; anthers yellow; four hybrid trees here, with highway. parents. Phenology: Flowers. Type Specimen: Isotype. Elev. 16 ft. 46° 41.033' N, 123° 45.077' W Peter F. Zika 18302 4 May 2003 Forested slope. Trees to 20 meters tall; Prunus emarginata growing nearby. Phenology: Flowers & Fruits. Origin: Introduced. WTU-364952 David Giblin 887 18 May 2007 with Ben Legler, Peter Zika Rosaceae WTU-377711 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SKAGIT COUNTY: Rosaceae Padilla Bay National Estuarine Research Reserve. Dot Island. Elev. 69 ft. Prunus avium (L.) L. 48° 32.0412' N, 122° 33.2112' W; Source: Digital map Sloping island with high end at north end. Rich slopes of Festuca U.S.A., WASHINGTON, PACIFIC COUNTY: rubra, Plectritis, Cerastium, Camassia, and Zygadenus. Juniperus Bruceport County Park. are common, very shaped and stunted by salt spray, little deer Elev. 180 ft. browse. No geese nesting; otter use on southwest side. Several 46° 40.981' N, 123° 53.627' W; WGS 84 small trees at top of island. Phenology: Flowers. Origin: Native. Edge of forest. 4-6 meters trees; escaped in shade of spruce and hemlock. Phenology: Flowers & Fruits. Origin: Introduced. Ben Legler 3795 1 May 2007 Ben Legler 3829 18 May 2007 WTU-377242 with Peter Zika, David Giblin WTU-377949 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: Quilomene Wildlife Area. Box Canyon. Lower elevation of main North side of Route 8, near milepost 2, ca. 3 miles east of Elman, canyon. near Heise road. Elev. 936 ft. Elev. 164 ft. 47° 4.707' N, 120° 3.118' W; WGS 84, Source: GPS 47° 1.2' N, 123° 21' W; T18N R5W S30 From base of canyon to top of sandy slope at junction with first side Fencerow thickets, with Prunus virginiana, Cytisus, Amelanchier, full canyon. Above riparian zone on east facing slope. Phenology: sun. Common single-trunked small trees fertile at 2-4 meters tall, Flowers. Origin: Native. flowers white, diameter 14-15 millimeter, petals suborbicular, 6 millimeters. Phenology: Flowers. Origin: Native. Pam Camp 3044 25 Apr 2007 with Thomas A. Dillhoff Peter F. Zika 16900 20 May 2002 WTU-376429 WTU-364954

Rosaceae Rosaceae Prunus avium (L.) L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., OREGON, HOOD RIVER COUNTY: Near south shore of Puyallup River, between Puyallup and Tacoma, Columbia River Gorge, National Scenic Area, Wyeth. Field by 44th Street East, by Riverside Elementary. roadside, entrance to Wyeth Campground, Herman Creek road. Elev. 32 ft. Elev. 164 ft. T20N R4E S18; NAD 27, uncertainty: 805 m., Source: TRS2LL, 45° 41.4' N, 121° 46.3' W Georef'd by Ben Legler Common single-trunked small trees fertile at 3-5 meters tall, fruit Dry ground, full sun, hedgerow, with Rubus armeniacus, Equisetum bright red to dark red, blackish-red when overripe; shiny, blunt elliptic arvense, Hydrophyllum, edge of farm field. Single-trunked trees 5-15 to broadly elliptic to broadly elliptic, sour to taste and slightly bitter, meters tall, dark gray bark; pits 10-12 x 7-9 wide x 6 millimeters fruit 10-12 x 9-10 millimeters wide, pits veiny, 10 x 6 millimeters thick, smooth, 162 (38%) of 429 flowers have aborted. Phenology: wide. Phenology: Fruits. Origin: Native. Fruits. Origin: Introduced. Peter F. Zika 17092 12 Jul 2002 Peter F. Zika 16923 25 May 2002 WTU-364957 WTU-364958 Rosaceae Rosaceae Prunus avium (L.) L. Prunus armeniaca L. U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., OREGON, WALLOWA COUNTY: Below Green Hallow Road, near junction of Routes 26 and 195, West bank of Snake River, remote portion of Hells Canyon, above town of Colfax. Cottonwood Rapids, rivermile 209.2 (above confluence with Elev. 1968 ft. Columbia River), 0.2 miles north of mouth of Tryon Creek. T16N R43E S11; WGS 84, uncertainty: 2500 m., Source: Elev. 1100 ft. GeoLocate, Georef'd by WTU Staff 45° 41.9' N, 116° 32.1' W Near spring on steep S slope. Spreading by root sprouts; white Full sun, in Celtis zone at upper edge of riparian, no old homesteads flowers 30-35 millimeters diameter; petals cupped, notched, or plantings nearby. 3 meters tall wild tree, fruit sweet, glabrous, 14-17 millimeters long; anthers yellow; 38-41 stamens/fl; yellow-orange, pubescent, sessile, 3.7 x 4.0 centimeters wide; pedicels 26-44 millimeter; 2-4 fl/infl; sepals reflexed; leaves folded; branches long, wand-like with little secondary branching. Phenology: adventive tree 15 meters tall; 40 centimeters d.b.h., dark gray bark. Fruits. Origin: Introduced. Phenology: Flowers. Origin: Introduced. Peter F. Zika 22827 29 Jun 2006 Peter F. Zika 16820 29 Apr 2002 WTU-367326 WTU-364956

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus tomentosa Thunb. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Montlake Playfield, near East Roanoke Street, Montlake, Seattle. Residential area of Pullman. Elev. 49 ft. Elev. 2624 ft. T25N R4E S21; NAD 27, uncertainty: 805 m., Source: TRS2LL, 46° 43' N, 117° 9' W Georef'd by Ben Legler Shaded thicket. Adventive 1.5 meter straggling Thickets. Cupped white petals 4.3-5.0 millimeters long fresh, slender shrub, obviously spontaneous, not planted. twigs 2.3-2.7 millimeters thick where flowering, sepals entire, Reference specimen for illustration in Revision reflexed, ciliate, hairs 2.0 millimeters long, inflorescence bracts of "Flora of the Pacific Northwest." WTU glandular-serrate with teeth to 0.4 millimeters long; corymbs; white Herbarium, 2017. Phenology: Fruits. Origin: pubescent, leaves folded in bud, minutely glandular-serrate, fresh Introduced. flowers 11-12 (13) millimeters wide; 10 meters tall trees, dark bark. Phenology: Flowers. Origin: Native. Peter F. Zika 22984 with Rich Old P. F. Zika 15939 20 Apr 2001 with A. L. Jacobson 22 May 2007 WTU-366343 WTU-367061, WTU-V-032537 Rosaceae Rosaceae Prunus lusitanica L. Prunus avium (L.) L. CANADA, BRITISH COLUMBIA: U.S.A., WASHINGTON, KING COUNTY: Kingston Street near Oswego Street, Victoria, Vancouver Island. Near community gardens, Colman Park, Lake Washington Elev. 49 ft. Boulevard South, Mount Baker Ridge, Seattle. 48° 25' N, 123° 22.5' W Elev. 131 ft. Shade of Acer and Juniperus. Rare evergreen adventive 0.5 meters T24N R4E S10; NAD 27, uncertainty: 805 m., Source: TRS2LL, tall; petioles purple. Phenology: Vegetative. Origin: Introduced. Georef'd by Ben Legler Adventive probably bird-sown. Flowers white, 25-30 millimeters wide Peter F. Zika 22920B 14 Mar 2007 fresh, petals 9.5-13 millimeters, sepals reflexed, 5 millimeters, entire and glabrous; twigs 4-6 millimeters thick, umbels glabrous, WTU-366349 inflorescence bracts with 2 millimeters gland-serrations, leaves hairy only in axils, glandular-serrate, folded in bud. Phenology: Flowers & Fruits. Origin: Introduced. Rosaceae P. F. Zika 15943 20 Apr 2001 Prunus yedoensis Matsum. with A. L. Jacobson U.S.A., WASHINGTON, KING COUNTY: WTU-366344 Washington Park Arboretum, Seattle. Elev. 49 ft. 47° 38' N, 122° 18' W Rosaceae Thickets, partial shade, with Polystichum munitum, Prunus avium, Rubus spectabilis, Berberis nervosa, Acer macrophyllum, Arbutus Prunus virginiana L. menzeisii. Adventive 2.5 meters tall; leaves shiny above and below. Phenology: Vegetative. Origin: Introduced. U.S.A., WASHINGTON, KITTITAS COUNTY: Colockum Wildlife Area. At Collins Spring 0.85 air miles southwest of Peter F. Zika 23148 4 Jul 2007 mouth of Tekison Creek. with A. L. Jacobson Elev. 1180 ft. 47° 9.52' N, 120° 1.583' W; WGS 84, uncertainty: 4 m. WTU-367063 Flowing spring in broad gulch, with Populus balsamifera, Prunus virginiana, Equisetum, Lepidium perfoliatum; among sagebrush. Phenology: Flowers. Origin: Native. Rosaceae Ben Legler 3738 26 Apr 2007 Prunus jamasakura Siebold ex Koidz. with Pam Camp U.S.A., WASHINGTON, KING COUNTY: WTU-376687 Along Azalea Way, Washington Park Arboretum, Seattle. Elev. 65 ft. 47° 38' N, 122° 18' W Rosaceae Partial shade, spontaneous in hedges along Azalea Way. Adventive 2 meters tall; leaves glabrous, shiny above, glaucous below. Prunus lusitanica L. Phenology: Vegetative. Origin: Introduced. U.S.A., OREGON, LANE COUNTY: P. F. Zika 23150 4 Jul 2007 Near East Fork Willow Creek, The Nature Conservancy Willow with A. L. Jacobson Creek Preserve, south side of West 18th Avenue, Eugene. Elev. 400 ft. WTU-367064 44° 2.2' N, 123° 9.9' W Sunny damp thickets, shrub and tree-invaded wet prairie remnant, with Fraxinus latifolia, Crataegus suksdorfii, Crataegus monogyna, Rosaceae Rosa multiflora, Pyrus communis, Amelanchier alnifolia. Adventive small trees 4 meters tall, occasional. Phenology: Vegetative. Origin: Prunus incisa Thunb. Introduced. U.S.A., WASHINGTON, KING COUNTY: Peter F. Zika 23663 22 Oct 2007 Along Azalea Way, Washington Park Arboretum, Seattle. with Ed Alverson Elev. 65 ft. 47° 38' N, 122° 18' W WTU-368309 Spontaneous in thickets, with Athyrium, partial shade. Adventive 1.5 meters tall; leaves dark, hairy, shiny above and below. Phenology: Vegetative. Origin: Introduced. Rosaceae P. F. Zika 23152 4 Jul 2007 Prunus lusitanica L. with A. L. Jacobson U.S.A., WASHINGTON, SNOHOMISH COUNTY: WTU-367065 Deer Creek Ravine at Woodway Park Road bridge, near north Deer Drive, Woodway. Elev. 262 ft. T27N R3E S35; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Second growth Pseudotsuga menziesii, with Thuja, Acer macrophyllum, Corylus cornuta, Berberis nervosa, Polystichum munitum. Adventive evergreens 1-5 meters tall, dark shiny leaves, shaded so petioles greenish, only youngest purplish; see 10 wild plants. Phenology: Vegetative. Origin: Introduced. Peter F. Zika 19327 27 Mar 2004 WTU-368566 Rosaceae Rosaceae Prunus mahaleb L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, JEFFERSON COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: South of Willamette Street, east of Winona Wetland, Cappy's Trails, From Entiat River Road at Ardenvoir, take the Quimper Wildlife Corridor, Port Townsend, Quimper Peninsula. Mad River Forest Service Road to the Elev. 32 ft. intersection of Forest Service Roads 5800 and 48° 8' N, 122° 48' W; T31N R1W S33 5700. On Forest Service Road 5700, circa 4.8 Thicket, partly shaded, with Gaultheria shallon, Pteridium, Thuja, miles from intersection. Pseudotsuga, Holodiscus, forested trail. 5 meters tall tree, leaves 47.800608°, -120.435875°; WGS 84, turn purple. Phenology: Vegetative. Origin: Introduced. uncertainty: 5000 m., Source: Digital Map, Georef'd by Dan Post P. F. Zika 22477 4 Oct 2005 Lower side of road. With Pinus ponderosa, with F. Weinmann Ceanothus velutinus, Purshia tridentata. Shrub. [Located in teaching collection]. Phenology: WTU-368599 Flowers. Origin: Native. E. Burnett 5 Rosaceae 26 Apr 1988 Prunus lusitanica L. WTU-315348, WTU-V-006702 U.S.A., WASHINGTON, THURSTON COUNTY: Moxlie Creek ravine, near junction of Wheeler Avenue southeast and Eastside Street southeast, north end of Watershed Park, Olympia. Elev. 65 ft. Rosaceae 47° 3' N, 122° 53' W; T18N R2W S24 Second growth Alnus rubra, with scattered Thuja plicata, Oemleria, Prunus emarginata (Douglas) Eaton Rubus spectabilis, Symphoricarpos albus. Adventive evergreen 1 meter tall, uncommon. Phenology: Vegetative. Origin: Introduced. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Peter F. Zika 19315 25 Mar 2004 1.5 miles west of Interstate 5 on State Road 532. WTU-368153 48.23476°, -122.27625°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Rosaceae Roadside woods. Tree, 7 meters tall. [Located in teaching collection]. Phenology: Flowers. Origin: Prunus laurocerasus L. Native. U.S.A., WASHINGTON, SNOHOMISH COUNTY: M. Arnot 100 Deer Creek Ravine at Woodway Park Road bridge, near north Deer Drive, Woodway. 28 Apr 1988 Elev. 262 ft. T27N R3E S35; WGS 84, uncertainty: 500 m., Source: WTU-314669, WTU-V-006701 GeoLocate, Georef'd by WTU Staff Second growth Pseudotsuga menziesii, with Thuja, Acer Rosaceae macrophyllum, Corylus cornuta, Berberis nervosa, Polystichum munitum. Adventive evergreens 1-6 meters tall, shiny mid-green Prunus emarginata (Douglas) Eaton leaves, petioles green; see 50 wild plants. Phenology: Flowers. Origin: Introduced. U.S.A., WASHINGTON, SKAGIT COUNTY: Near Summer Lake. Peter F. Zika 19328 27 Mar 2004 Elev. 650 ft. T33N R5E S21; NAD 27, uncertainty: 805 m., WTU-368152 Source: TRS2LL, Georef'd by Ben Legler Near access road to lower end of lake. Tree circa 10 meters tall. [Located in teaching Rosaceae collection]. Phenology: Fruits. Origin: Native. Prunus virginiana L. M. Arnot 499 U.S.A., OREGON, LANE COUNTY: 18 Jun 1992 Near west bank of Willamette River, near east end of Merry Lane, Eugene. WTU-323891, WTU-V-006700 Elev. 393 ft. 44° 5.1' N, 123° 7.1' W Riparian forest, partial shade, with Alnus rubra, Populus balsamifera, Rubus armeniacus, Rubus armeniacus, Symphoricarpos albus, Fraxinus latifolia. Shrubs or 15 meters tall trees, fruit bright red, subglobose, 8-10.5 x 9.5-11 millimeters wide; seed smooth, ovate-elliptic. Phenology: Fruits. Origin: Native. P. F. Zika 10098 27 Aug 2004 with E. R. Alverson WTU-368523 Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus lusitanica L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., OREGON, WASHINGTON COUNTY: Near library, campus of University of Washington, Seattle. Catlin Gable School grounds, north of southwest Barnes Road, at Elev. 30 m. southwest 87th Place, West Haven Sylvan, Beaverton. T25N R4E S16; NAD 27, uncertainty: 805 m., Source: TRS2LL, 45° 30.7' N, 122° 45.8' W Georef'd by Ben Legler Edges of Pseudotsuga menziesii forest, with Crataegus monogyna, Conifer hedges. Several self-sown saplings adventive in hedges. Corylus cornuta, Acer macrophyllum, Viola glabella. Uncommon Phenology: Vegetative. Origin: Introduced. adventive trees 2-3 meters tall, evergreen leaves, purple petioles. Phenology: Vegetative. Origin: Introduced. P. F. Zika 15207 2 Aug 2000 with A. L. Jacobson Peter F. Zika 20527 29 Apr 2005 WTU-368610 WTU-368997

Rosaceae Rosaceae Prunus laurocerasus L. Prunus avium (L.) L. U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Near southeast shore of Lake Roesiger, 14 air kilometers Near Showden Road, circa 3 air kilometers south of McCoy Flat, north-northeast of Monroe. White Salmon. Elev. 574 ft. Elev. 852 ft. 47° 58.8' N, 121° 54.9' W; T29N R7E S21 45° 44.6' N, 121° 28.7' W; T3N R11E S18 Forest. Occasional adventive evergreen trees 2-4 meters tall; leaves Thickets with Corylus cornuta, Holodiscus discolor, Acer shiny. Phenology: Vegetative. Origin: Introduced. macrophyllum, Pseudotsuga meziesii. Occasional adventive tree 5-8 meters tall, full to late flower, flowers white, 30-34 millimeters Peter F. Zika 19829 6 Jun 2004 diameter; petals notched, 14-15 millimeters long; sepals reflexed. Phenology: Flowers. Origin: Introduced. WTU-368691 Peter F. Zika 19378 13 Apr 2004 Rosaceae WTU-368982 Prunus virginiana L. Rosaceae U.S.A., OREGON, JACKSON COUNTY: North side of Conde Access Road at Dead Indian Memorial Road. Prunus emarginata (Douglas) Eaton Elev. 1570 ft. 42° 15.6' N, 122° 29.7' W U.S.A., WASHINGTON, SKAMANIA COUNTY: Lithosol soils over volcanic rubble; south-southeast aspect, full sun, Milepost 9 on Cook-Underwood Road, circa 3 air kilometers with Pseudotsuga menziesii, Sambucus caerulea, Ericameria, southwest of Underwood Mountain. Lomatium utriculatum, Phacelia peckiii, vernally damp. Colonial 2 Elev. 1344 ft. meter tall shrubs. Phenology: Buds. Origin: Native. 45° 43.7' N, 121° 36.4' W; T3N R10E S19 Thickets near pear orchard, above steep roadcut, with Pyrus P. F. Zika 19663 19 May 2004 communis, Acer macrophyllum, Quercus garryana. Common tree with F. Lang 3-6 meters tall; full flower, flowers white, 13-14 millimeters diameter; petals 5-6 millimeters long. Phenology: Flowers. Origin: Native. WTU-368893 Peter F. Zika 19375 13 Apr 2004 Rosaceae WTU-368983 Prunus cerasifera Ehrh. Rosaceae U.S.A., OREGON, WASHINGTON COUNTY: Catlin Gable School grounds, north of southwest Barnes Road, at Prunus virginiana L. southwest 87th Place, West Haven Sylvan, Beaverton. 45° 30.7' N, 122° 45.8' W U.S.A., WASHINGTON, SPOKANE COUNTY: Edges of Pseudotsuga menziesii forest, with Crataegus monogyna, Near Garden Springs Creek, northeast end of Finch Arboretum, near Corylus cornuta, Acer macrophyllum, Polystichum munitum, Viola Woodland Boulevard, Spokane. glabella. Rare adventive tree 3 meters tall, reddish leaves, dark red Elev. 1984 ft. immature fruit. Phenology: Fruits. Origin: Introduced. 47° 38.6' N, 117° 27.7' W Thickets, partial shade, with Acer platanoides. Fruit dark red-purple; Peter F. Zika 20525 29 Apr 2005 occasional. Phenology: Fruits. Origin: Native. WTU-368996 Peter F. Zika 20304 19 Sep 2004 WTU-369148 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus lusitanica L. U.S.A., WASHINGTON, PEND OREILLE COUNTY: U.S.A., OREGON, LANE COUNTY: Pend Oreille River, east of Route 20, north of mouth of Lost Creek. Near Amazon Creek, north end of Amazon Park, upstream of 24th Elev. 2066 ft. Avenue, Eugene. 48° 36.8' N, 117° 21.8' W; T36N R43E S15 Elev. 426 ft. Forest edge, partial shade, with Amelanchier alnifolia, Acer glabrum, 44° 1.9' N, 123° 5.2' W Pinus ponderosa, near grassy west shore of reservoir, over granite. Damp shaded thickets with Fraxinus latifolia, Crataegus suksdorfii, Trees 6 meters tall; white flowers 14 millimeters diameter; petals 6 Crataegus monogyna. Petioles reddish; fruit black, ovate globose, millimeters long. Phenology: Flowers. Origin: Native. 8.9-9.2 x 9.2-10 millimeters wide; seed ovoid, sharp-pointed, 7.1-8.1 x 5.3-5.6 millimeters wide; see three wild 6 meter tall evergreen Peter F. Zika 19525 9 May 2004 trees. Phenology: Fruits. Origin: Introduced. WTU-369124 P. F. Zika 20394 7 Oct 2004 with E. Alverson Rosaceae WTU-369078 Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, JEFFERSON COUNTY: Near Bluff Trail, Quimper Peninsula, Port Townsend Bay. Prunus avium (L.) L. Elev. 30 m. 48° 4.6' N, 122° 47.2' W; T30N R1W S22 U.S.A., WASHINGTON, KING COUNTY: Shaded roadside thickets, with Pseudotsuga menziesii, Arbutus Washington Park Arboretum, Seattle. menziesii. Adventive tree 7 meters tall. Phenology: Fruits. Origin: Elev. 65 ft. Introduced. 47° 38' N, 122° 18' W Shaded thickets, with Vaccinium, Acer macrophyllum, Equisetum, P. Zika 19802A 4 Jun 2004 near southern ponds. Spontaneous. Phenology: Vegetative. Origin: with F. Weinmann, A. Weinmann Introduced. WTU-369049 P. F. Zika 23146 4 Jul 2007 with A. L. Jacobson Rosaceae WTU-368095 Prunus lusitanica L. Rosaceae U.S.A., WASHINGTON, KING COUNTY: North side of Point Williams, Fauntleroy, Seattle. Prunus incisa Thunb. Elev. 98 ft. 47° 32' N, 122° 24' W U.S.A., WASHINGTON, KING COUNTY: Steep forested west slope, with Acer macrophyllum, Pseudotsuga Along Azalea Way, Washington Park Arboretum, Seattle. menziesii, Arbutus menziesii, Corylus, Holodiscus, Polystichum Elev. 65 ft. munitum. Evergreen adventive trees 1-4 meters tall; petioles purple; 47° 38' N, 122° 18' W uncommon. Phenology: Vegetative. Origin: Introduced. Hedge, with Athyrium. Spontaneous, 3 meters tall, leaves pubescent, shiny above and below. Phenology: Vegetative. Origin: Peter F. Zika 19426 23 Apr 2004 Introduced. WTU-369082 P. F. Zika 23152 4 Jul 2007 with A. L. Jacobson Rosaceae WTU-368096 Prunus domestica L. Rosaceae U.S.A., OREGON, LANE COUNTY: Prunus lusitanica L. Near Amazon Creek, north end of Amazon Park, upstream of 24th Avenue, Eugene. U.S.A., OREGON, LANE COUNTY: Elev. 426 ft. Delta Ponds, below East Bank Bike Path, east of Willamette River, 44° 1.9' N, 123° 5.2' W north of Valley River Center mall, Eugene. Damp shaded thickets with Fraxinus latifolia, Crataegus suksdorfii, Elev. 393 ft. Crataegus monogyna. Adventive tree 7 meters tall; ripe fruit bright 44° 4.5' N, 123° 6.7' W yellow, elliptic-ovate, 19-22 x 16-18 millimeters wide; pedicels 15-20 Thickets on steep bank with Populus balsamifera, Alnus rubra, millimeters long. Phenology: Fruits. Origin: Introduced. Rubus armeniacus. Evergreen adventive 3 meters tall, petioles purplish, fruit shiny, ovate, pointed, black; adventive. Phenology: P. F. Zika 20395 7 Oct 2004 Flowers. Origin: Introduced. with E. Alverson P. F. Zika 22634 24 Oct 2005 WTU-369079 with E. R. Alverson WTU-369378 Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: South bank of Lake Washington Ship Canal, near west Ewing Mini Near Showden Road, circa 3 air kilometers south of McCoy Flat, Park, north of west Ewing Street and 3rd Avenue west, Seattle. White Salmon. Elev. 22 ft. Elev. 852 ft. 47° 39.1' N, 122° 21.6' W 45° 44.6' N, 121° 28.7' W; T3N R11E S18 Sunny thickets with other bird-sown spp. including Berberis Thickets, with Corylus cornuta, Holodiscus discolor, Acer aquifolium, Rubus armeniacus, Hedera hibernica. Wild seedling, macrophyllum, Pseudotsuga menziesii. Common tree 3-6 meters leaves turn red; pit 35 x 23 millimeters wide, deeply furrowed. tall, full flower, flowers white, 14-15 millimeters diameter; petals not Phenology: Vegetative. Origin: Introduced. notched, 6-7 millimeters long; sepals reflexed. Phenology: Flowers. Origin: Native. P. F. Zika 23648 20 Oct 2007 with A. L. Jacobson Peter F. Zika 19379 13 Apr 2004 WTU-369189 WTU-368973

Rosaceae Rosaceae Prunus avium (L.) L. Prunus virginiana L. U.S.A., IDAHO, NEZ PERCE COUNTY: U.S.A., MONTANA, SANDERS COUNTY: Coyote Grade Road, circa 200 meters above Clearwater River. Above northeast side of Route 200, along Clark Fork, circa 5 miles Elev. 803 ft. west of Plains. 46.44912°, -116.84088°; WGS 84, uncertainty: 500 m., Source: Elev. 2492 ft. Nat. Geog. TOPO!, Georef'd by John Bassett 47° 30.5' N, 114° 56.1' W Thickets along creek. Ripe fruit red to black, sweet, adventive trees Thickets, steep slope. Common shrubs; fruit black-red, soft, bitter, to 10 meters tall. [No collection date given on label]. Phenology: eaten by cedar waxwings and American robins today; fruit 10.2-11.2 Fruits. Origin: Introduced. x 10.9-12.5 millimeters wide. Phenology: Fruits. Origin: Native. P. F. Zika 19725A Peter F. Zika 20286 18 Sep 2004 with R. Old WTU-369261 WTU-368988 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus laurocerasus L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: Little Sucia Island, off the southwest corner of Sucia Island. Shore of Snake Lake, east of south Tyler Street, Tacoma. Near 48° 45.283' N, 122° 55.198' W; Source: GPS Route 16. Includes forested uplands (circa 80 feet high) with shrub understory, Elev. 328 ft. steep sandstone cliffs, eroding dirt bluffs. Linked by a low, 47° 14' N, 122° 29' W; T20N R2E S12 shrub-covered (Rosa nutkana) shell-midden berm. Several patches Thickets with Rubus armeniacus, Crataegus monogyna. Glossy in open forest. Frequent. Phenology: Flowers. Origin: Native. evergreen leaves, 3 meter tall young trees, uncommon adventive. Phenology: Buds. Origin: Introduced. Erica Nees 08-15 23 Apr 2008 Peter F. Zika 19299 22 Mar 2004 WTU-393518 WTU-368990 Rosaceae Rosaceae Prunus avium (L.) L. Prunus lusitanica L. U.S.A., WASHINGTON, SAN JUAN COUNTY: Matia Island. U.S.A., WASHINGTON, PIERCE COUNTY: 48.74791° N, 122.84196° W; Source: GPS West of 6th Avenue, Titlow Beach Park, Tacoma. Vicinity of campsites at west end of island. Large mixed conifer Elev. 65 ft. forest, with several open, disturbed campsites. One 3 meter tall tree 47° 15.1' N, 122° 32.8' W; T20N R2E S4 at edge of campsite. Phenology: Flowers. Origin: Introduced. Second growth alder forest, gentle west slope, with Alnus rubra, Rubus armeniacus, Oemleria, Hedera helix, Acer macrophyllum. Peter Dunwiddie 08-33 24 Apr 2008 Adventive trees 1-3 meters tall, purple petioles, evergreen leaves, see two wild plants. Phenology: Vegetative. Origin: Introduced. WTU-377730 Peter F. Zika 19310 22 Mar 2004 WTU-368966 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus avium (L.) L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, WALLA WALLA COUNTY: Matia Island. South Fork Coppie Creek, at Walker Road, c. [circa] 12 miles 48.74791° N, 122.84196° W; Source: GPS northeast of town of Walla Walla. Along the trail across to the east cove, and from bluffs, headlands, Elev. 1771 ft. and shoreline habitats near the cove. Shrub to 1.5 meters tall on 46° 11' N, 118° 6.6' W windswept, south-facing bluff. Phenology: Flowers. Origin: Native. Partly shaded, upper edge of riparian zone, with Sambucus mexicana, Crataegus douglasii, Prunus virginiana, Populus Peter Dunwiddie 08-37 24 Apr 2008 balsamifera. Adventive 8 meter tall trees, fruiting pedicels 32-37 millimeters long; pits 10.1-11.2 x 8.6-9.3 millimeters wide. WTU-377727 Phenology: Vegetative. Origin: Introduced. Peter F. Zika 22892 20 Oct 2006 Rosaceae WTU-369744 Prunus laurocerasus L. U.S.A., WASHINGTON, KITSAP COUNTY: Rosaceae Kitsap Memorial State Park. 47° 49.071' N, 122° 38.866' W; T27N R1E S32 Prunus mahaleb L. Alnus rubra stand with Rubus spectabilis and Rubus ursinus. Infrequent within the park, most not flowering. Phenology: Flowers. U.S.A., OREGON, LANE COUNTY: Origin: Introduced. The Nature Conservancy Willow Creek Natural Area preserve, southeast of junction of 18th and Willow Creek Drive. Jeff Walker 342 18 Apr 2008 Elev. 420 ft. T18S R4W S4 NW 1/4 of SE 1/4; NAD 27, uncertainty: 805 m., Herbarium: WTU Source: TRS2LL, Georef'd by Ben Legler Thickets, with Malus fusca, Rubus armeniacus. Fruit black, slowly spreading, local adventive. Phenology: Fruits. Origin: Introduced. Rosaceae P. F. Zika 13234 8 Jul 1997 Prunus ×pugetensis Jacobson & Zika with E. Alverson U.S.A., OREGON, YAMHILL COUNTY: WTU-370069 East side of Abbey Road, 1.8 road miles south of Oak Springs Farm Road. Elev. 229 ft. Rosaceae 45° 16.3' N, 123° 6.2' W Partly shaded thickets on roadbank, with Pseudotsuga, Acer Prunus avium (L.) L. macrophyllum, Prunus avium, (P. emarginata in area). Trees 4-6 meters tall, white flowers 20-24 millimeters diameter; sepals U.S.A., WASHINGTON, CLALLAM COUNTY: reflexed; leaves folded in bud; common. Phenology: Flowers. East side of floodplain of Dungeness River, north of parking at Railroad Bridge Park, Sequin. Peter F. Zika 23820 4 May 2008 Elev. 70 m. 48° 5.2' N, 123° 8.8' W; T30N R4W S23 WTU-369674 Shade of Populus balsamifera, Acer macrophyllum, Thuja, Pseudotsuga. 5 meter tall adventive tree. Phenology: Fruits. Origin: Introduced. Rosaceae Peter F. Zika 17665 26 Aug 2002 Prunus avium (L.) L. WTU-370157 U.S.A., OREGON, YAMHILL COUNTY: North side of Route 18, circa 1 mile west of junction of Route 221, about 9 miles west of Newburg. Rosaceae Elev. 147 ft. 45° 13.1' N, 123° 5.6' W Prunus avium (L.) L. Partly shaded thickets on roadbank, with Rubus armeniacus, Prunus x pugetensis. 10 meter adventive trees, white flowers 29-32 U.S.A., WASHINGTON, KITSAP COUNTY: millimeters diameter; sepals reflexed; leaves folded in bud. Wardell Road near Route 305, 2 miles north of Winslow, Bainbridge Specimen used for illustration in Revision of Flora of the Pacific Island, Puget Sound. Northwest, WTU Herbarium, 2015. Phenology: Flowers. Origin: Elev. 65 ft. Introduced. 47° 39.2' N, 122° 31.4' W; T25N R2E S15 Sunny roadside thickets, with Alnus rubra, Acer macrophyllum. 6 Peter F. Zika 23822 4 May 2008 meters tall adventive trees, gray bark; occasional. Phenology: Vegetative. Origin: Introduced. WTU-369670 Peter F. Zika 17651 26 Aug 2002 WTU-370158 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus insititia L. U.S.A., WASHINGTON, JEFFERSON COUNTY: U.S.A., WASHINGTON, KING COUNTY: Route 104 at 0.5 kilometer southeast of Coyle Road, 4 miles East Florence Court, Seattle. northeast of Leland Lake. T25N R4E S34; NAD 27, uncertainty: 805 m., Source: TRS2LL, Elev. 393 ft. Georef'd by Ben Legler 47° 55.3' N, 122° 48.6' W; T28N R1W S16 Partial shade. Cultivated small yard tree 4 meters tall, heavily fruited, Edge of Pseudotsuga menziesii forest. 3-6 meters tall, shiny fruit globose to subglobose, not flattened, strongly glaucous, red-brown bark, fruit globose or ovate-globose, shiny, red to dark blue-purple, 18-20 x 17-19 millimeters wide; pedicels 3-5 millimeters; read, 8-9 x 8-9 millimeters wide. Phenology: Fruits. Origin: Native. 1-2 fruit/inflorescence. Phenology: Fruits. Origin: Introduced. Cultivated. Peter F. Zika 17656 26 Aug 2002 P. F. Zika 20410 12 Oct 2004 WTU-370159 with A. L. Jacobson WTU-369065 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus jamasakura Siebold ex Koidz. Ewing Island. Long, narrow island off NE end of Sucia Island. Steep sandstone ridges run length of island. U.S.A., WASHINGTON, KING COUNTY: 48.76455° N, 122.88093° W; WGS 84, Source: Digital map Near intersection of 24th Avenue East and East Interlaken Mostly forested with PSME, ARME, and JUMA. Grassy balds along Boulevard; near Washington Park Arboretum. south shore and at east end of island. Several trees at center of Elev. 65 ft. island, with Pseudotsuga and Salix scouleriana. Phenology: Fruits. 47° 38' N, 122° 18' W Origin: Native. Cultivated tree 10 meters tall; leaves glabrous, glaucous below, shiny above. Phenology: Fruits. Origin: Introduced. Cultivated. Janneke Hille-Ris Lambers JHRL 08-04 28 May 2008 P. F. Zika 23147 4 Jul 2007 WTU-393262 with A. L. Jacobson WTU-367062 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus ×pugetensis Jacobson & Zika San Juan Islands National Wildlife Refuge and Wilderness Area. Turn Island. Large island 0.25 miles off the east shore of San Juan U.S.A., OREGON, YAMHILL COUNTY: Island. North side of Route 18, circa 1 mile west of junction of Route 221, 48° 31.98' N, 122° 58.22' W; WGS 84, uncertainty: 10 m., Source: about 9 miles west of Newburg. GPS Elev. 147 ft. On dry rocks. A few shrubs or small trees under PSME at north end. 45° 13.1' N, 123° 5.6' W Phenology: Flowers & Fruits. Origin: Native. Partly shaded thickets on roadbank, with Rubus armeniacus, Prunus avium, (P. emarginata in area). Trees 8 meters tall, white flowers Eliza Habegger EH1119 29 May 2008 18-20 millimeters diameter; sepals reflexed; leaves folded in bud; common. Phenology: Flowers. Origin: Native. WTU-394383 Peter F. Zika 23821 4 May 2008 Rosaceae WTU-371992 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SAN JUAN COUNTY: Rosaceae Cliff Island. Elev. 22 ft. Prunus emarginata (Douglas) Eaton 48° 35.391' N, 123° 0.826' W Island is forested heavily with second growth Pseudotsuga with U.S.A., WASHINGTON, SKAGIT COUNTY: extensive Gaultheria shallon understory. Heavily deer grazed. Many Huckleberry Island State Park. species relatively uncommon around periphery on cliffs. One tree Elev. 0-28 m. near northwest corner of island. Phenology: Flowers. Origin: Native. 48.53666° N, 122.56889° W; WGS 84, Source: Nat. Geog. TOPO!, Georef'd by WTU Staff David Giblin 1590 29 May 2008 Pseudotsuga menziesii forest dominates interior island; grassy headlands ring almost the entire island perimeter. Uncommon in WTU-396325 forest edge. Phenology: Fruits. Origin: Native. David Giblin 1722 16 Jun 2008 WTU-380332 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, DOUGLAS COUNTY: U.S.A., OREGON, GRANT COUNTY: United States Department of the Interior, Bureau of Land Near Court Rock School. Management land. Douglas Canyon. Vicinity of parking area at base Roadside in drain with grass and sage. Phenology: Flowers. Origin: of Slack Canyon. Native. Elev. 1584 ft. 47.49858° N, 119.91239° W; WGS 84, uncertainty: 4 m. David Gross 326 25 May 2008 South-facing basalt rimrock slope dominated by Artemisia tridentata and Pseudoroegneria spicata; Douglas Creek riparian zone at base WTU-372994 of slope. Scattered across slope; corollas white. Phenology: Flowers. Origin: Native. Rosaceae David Giblin 1534 22 May 2008 with Megan A. Jensen Prunus laurocerasus L. WTU-380926 U.S.A., OREGON, LANE COUNTY: Willow Creek Area, W 18th St., W Eugen. Elev. 410 ft. Rosaceae T18S R4W S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Prunus emarginata (Douglas) Eaton Disturbed ground. Evergreen weed, escaped from cultivation. Phenology: Fruits. Origin: Introduced. U.S.A., WASHINGTON, YAKIMA COUNTY: Oak Creek Canyon. South side of Oak Creek. P. F. Zika 11441 9 Nov 1991 Elev. 2304 ft. 46.72625°, -120.85255°; WGS 84, Source: GeoLocate, Georef'd WTU-372285 by WTU Staff North-facing grassland slope interspersed occasionally with Pinus ponderosa and Pseudotsuga menziesii; Purshia, Artemisia tridentata Rosaceae and Pseudoroegneria spicata dominant. Scattered across slope. Phenology: Fruits. Origin: Native. Prunus avium (L.) L. David Giblin 1677 10 Jun 2008 U.S.A., OREGON, LANE COUNTY: with Don Knoke University District of Eugene. Elev. 425 ft. WTU-380095 T17S R3W S33 NW of SW; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler South bank of Willamette River. White flowers, sticky conduplicate Rosaceae leaves, CULTIVATED tree. Phenology: Flowers. Origin: Introduced. Cultivated. Prunus virginiana L. Peter F. Zika 10459 7 Apr 1988 U.S.A., WASHINGTON, YAKIMA COUNTY: Oak Creek Canyon. South side of Oak Creek. WTU-373304 Elev. 2304 ft. 46.72625°, -120.85255°; WGS 84, Source: GeoLocate, Georef'd by WTU Staff Rosaceae North-facing grassland slope interspersed occasionally with Pinus ponderosa and Pseudotsuga menziesii; Purshia, Artemisia tridentata Prunus emarginata (Douglas) Eaton × Prunus virginiana L. and Pseudoroegneria spicata dominant. Common in forest understory along riparian zone. Phenology: Flowers & Fruits. Origin: U.S.A., WASHINGTON, CHELAN COUNTY: Native. Route 2, 1.8 road miles NW of junction with Icicle Road in Leavenworth, S end of Tumwater Canyon, along Wenatchee River, David Giblin 1691 10 Jun 2008 c. 1 km NW of mouth of Power Creek. with Don Knoke Elev. 1180 ft. 47° 35.4' N, 120° 43.4' W; T25N R17E S10 WTU-380074 Partial shad, thickets, with Acer macrophyllum, roadside, base of SW slope. White flowers, petals suborbicular, 7-8 mm lone, sepals Rosaceae reflexed, no pits found, dark gray bark, 2-6 m tall trees, d.b.h. 11-17 cm. Phenology: Flowers & Fruits. Origin: Native. Prunus serotina Ehrh. Peter F. Zika 16860 12 May 2002 U.S.A., WASHINGTON, KING COUNTY: Near Union Bay, campus of University of Washington. WTU-373540 Elev. 49 ft. T25N R4E S16; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler In hedge of conifers. Bird-sown adventive shrub. Phenology: Fruits. Origin: Introduced. P.F. Zika 15194 3 Aug 2000 with A.L. Jacobson WTU-372207 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, SAN JUAN COUNTY: Along Upper Green Canyon Road _ mile past Forest Service San Juan Islands National Wildlife Refuge and Wilderness Area. boundary. Willow Island. A large, 100' high rocky island 1/3 mile west of Blakely Elev. 3269 ft. Island. 47° 10.686' N, 120° 39.131' W; T20N R17E S26 Elev. 100 ft. Dry, rocky soil; 10 degree south-facing slope. Other plants: Pinus 48.5402°, -122.82242°; WGS 84, Source: Georeferenced, ponderosa, Pseudotsuga menziesii, Pseudoregnaria [sic: Georef'd by WTU Staff Pseudoroegneria] spicata, Balsomorhiza [sic: Balsamorhiza] Partially treed with Pseudotsuga and Arbutus. Open understory sagitatta. Flowers creamy white; common. Phenology: Flowers. dominated by Elymus glaucus and Symphoricarpos albus. East side Origin: Native. has extensive cliffs and ledges and is particularly rich with ferns. Considerable deer browse. Rock appears to be serpentine. Don Knoke 1542 13 Jun 2008 Scattered small trees on ledges and shrubby benches. Phenology: Fruits. Origin: Native. WTU-373820 Steve Hahn 08-85 25 Sep 2008 Rosaceae WTU-394753 Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KITTITAS COUNTY: Rosaceae Along Upper Green Canyon Road _ mile past Forest Service boundary. Prunus virginiana L. Elev. 3269 ft. 47° 10.686' N, 120° 39.131' W; T20N R17E S26 U.S.A., WASHINGTON, LINCOLN COUNTY: Dry, rocky soil; 10 degree south-facing slope. Other plants: Pinus U.S. Bureau of Land Management. Coffeepot Lake. Meandering ponderosa, Pseudotsuga menziesii, Pseudoregnaria [sic: transect 1.5 kilometers to the northwest from campground. Pseudoroegneria] spicata, Balsomorhiza [sic: Balsamorhiza] Elev. 1826 ft. sagitatta. Flowers creamy white; common. Phenology: Flowers & 47.5004° N, 118.55721° W; WGS 84, uncertainty: 5 m. Fruits. Origin: Native. Shrub-steppe, scabland community with mixture of lithosol, basalt outcroppings and deep-soil mesic areas; considerably degraded in Don Knoke 1543 13 Jun 2008 places. Locally common in mesic area at base of basalt outcropping. Phenology: Fruits. Origin: Native. WTU-373819 David Giblin 1780 25 Jun 2008 Rosaceae WTU-380498 Prunus cerasifera Ehrh. Rosaceae U.S.A., OREGON, LANE COUNTY: Eugene. Prunus padus L. T17S R3W S30; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler U.S.A., WASHINGTON, KING COUNTY: Southwest bank of Willamette River at Skinner Butte Park. Purple Washington Park, Seattle. foliage, pink flowers, small tree, cultivated. Phenology: Flowers. Elev. 98 ft. Origin: Introduced. Cultivated. T25N R4E S28; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Peter F. Zika 10446 18 Mar 1988 Near playfield. Cultivated, dark bark; white petals 8 millimeters long; inner floral tube hairy; leaves glabrous; 5 meters tall, large stand, WTU-373445 clonal, spreading by layering. Phenology: Flowers. Origin: Introduced. Cultivated. Rosaceae Peter F. Zika 15857 3 Apr 2001 Prunus emarginata (Douglas) Eaton WTU-374740 U.S.A., WASHINGTON, SAN JUAN COUNTY: San Juan Islands National Wildlife Refuge and Wilderness Area. Rosaceae Flower Island, east of Lopez Island. Elev. 49 ft. Prunus emarginata (Douglas) Eaton 48.54536° N, 122.8539° W Several hectare, 50' high bedrock island. A mix of grassy ledges, U.S.A., WASHINGTON, SAN JUAN COUNTY: shrub thickets, a few trees (Arbutus, Pseudotsuga, low Quercus). San Juan Islands. U.S. BLM. Skull Island. Several 2m tall shrubs near north end of island. Phenology: Fruits. Elev. 40 ft. Origin: Native. 48° 38.343' N, 122° 59.168' W; WGS 84, Source: GPS A 40 foot high island with many Juniperus trees, abundant Camassia Phil Green 08-136 25 Sep 2008 leichtlinii and Plectritis congesta. Numerous bedrock outcrops with ledges. A 5 meter wide thicket, 2-3 meters tall. Prunus mahaleb is WTU-396990 much more common. Phenology: Buds. Origin: Native. David Giblin 2647 24 Apr 2009 WTU-393540 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus lusitanica L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, KITSAP COUNTY: San Juan Islands. U.S. BLM. Skull Island. Route 310 near Oyster Bay Avenue, Bremerton. Elev. 40 ft. Elev. 98 ft. 48° 38.343' N, 122° 59.168' W; WGS 84, Source: GPS 47° 34.1' N, 122° 40.5' W; T24N R1E S15 A 40 foot high island with many Juniperus trees, abundant Camassia Disturbed second-growth woods with Pseudotsuga menziesii, leichtlinii and Plectritis congesta. Numerous bedrock outcrops with Arbutus menziesii, Vaccinium ovatum, Gaultheria shallon, Rubus ledges. White petals. Several small shrubs on top of bluff, west side. armeniacus, Ilex aquifolium. Petioles purple, adventive, three wild Phenology: Flowers. Origin: Introduced. shrubs, to 3 meters tall, probably sown by birds. Phenology: Vegetative. Origin: Introduced. David Giblin 2643 24 Apr 2009 Peter F. Zika 16489 5 Sep 2001 WTU-393537 WTU-375388 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S. BLM parcel along Glenwood Highway. Land adjacent to and U.S.A., OREGON, BENTON COUNTY: above Klickitat River. McDonald State Forest, along forest road 610 about 4.5 miles north Elev. 1118 ft. of Corvallis. 45.94635° N, 121.11401° W; WGS 84, uncertainty: 3 m., Source: Elev. 952 ft. GPS 44° 38.12' N, 123° 17.85' W Quercus garryana/Pinus ponderosa overstory with large cobble and Deciduous/conifer forest. Flowers white. Branches dark, almost Carex geyeri understory. Locally common in distubed, compacted black red. Phenology: Flowers. Origin: Native. soil of open area. Phenology: Flowers. Origin: Native. Matthew G. Boenzli 5 9 May 2009 David Giblin 2661 11 May 2009 with Steve Hahn WTU-378993 WTU-377387 Rosaceae Rosaceae Prunus avium (L.) L. Prunus mahaleb L. U.S.A., OREGON, BAKER COUNTY: Leo Adler Parkway along the Powder River in Baker City, from the U.S.A., WASHINGTON, SAN JUAN COUNTY: library to about half a mile downstream. San Juan Islands. Flattop Island. South side of Elev. 3440 ft. Flattop Island; north end of San Juan UTM Zone 10, 434459E, 4958913N; WGS 84, uncertainty: 5 m. Archipelago. Narrow riparian woods. Fruit red. Understory tree. Phenology: Fruits. Elev. 60 ft. Origin: Introduced. 48° 38.752' N, 123° 4.953' W Dry open forest of Pseudotsuga and Arbutus, Barbara L. Wilson 15757 22 Jul 2009 with dry smooth rock balds and small soil with Nick Otting, Missy Anderson, Jeanette Wilson pockets. One shrub circa one meter tall on dry grassy slope. Phenology: Vegetative. Origin: WTU-378995 Introduced. Brianne Cohen 09-79 Rosaceae 23 Sep 2009 Prunus lusitanica L. WTU-403770, WTU-V-012794 U.S.A., WASHINGTON, PIERCE COUNTY: West side of Point Defiance, Tacoma Narrows east of Shore Acres. Elev. 164 ft. Rosaceae 47° 18.9' N, 122° 32.7' W Dry forest, with Pseudotsuga, Arbutus menziesii, Corylus cornuta, Prunus virginiana L. Gaultheria shallon, Holodiscus, Crataegus monogyna, Ilex aquifolium. Adventive evergreen tree 5 meters tall, black fruit shiny, U.S.A., WASHINGTON, WHITMAN COUNTY: ovate; naturalized. Phenology: Fruits. Origin: Introduced. 2 miles north of Wawawai Grade summit. Elev. 2500 ft. Peter F. Zika 24716 29 Sep 2009 46.62869°, -117.27081°; WGS 84, uncertainty: 5000 m., Source: Georeferenced, Georef'd by WTU Staff WTU-379025 By roadside. Shrub to 12 feet. Phenology: Flowers. Origin: Native. B. Le Roy Davidson 126 3 May 1936 WTU-358915 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus virginiana L. U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., IDAHO, OWYHEE COUNTY: Near Puyallup fairgrounds, near 9th Street Southwest, Puyallup. Lower Little Owyhee River Canyon, near junction with South Fork Elev. 131 ft. Owyhee River. 47° 11' N, 122° 18' W Elev. 4300 ft. Wetland margin, with Alnus rubra, Salix scouleriana, Rubus 42.167283°, -116.871198°; WGS 84, uncertainty: 10000 m., armeniacus. White flowers, occasional adventive trees to 5 meters Source: GeoLocate, Georef'd by WTU Staff tall in area, convolute leaves in bud, sepals reflexed. Phenology: Base of talus slope below cliffs; volcanic parent material; west Flowers. Origin: Introduced. exposure, 70% slope; with Artemisia tridentata ssp. tridentata, Rosa woodsii and Ribes niveum. Locally abundant; plants 3 meters tall. Peter F. Zika 24766 27 Feb 2010 Duplicate sheet from University of Idaho Herbarium. Phenology: Fruits. Origin: Native. WTU-379380 F. D. Johnson 2704b 13 Aug 1985 Rosaceae WTU-377057 Prunus mahaleb L. Rosaceae U.S.A., OREGON, DOUGLAS COUNTY: Highway 42, about 1/4 mile east of mile post 1. Prunus virginiana L. Elev. 562 ft. UTM Zone 10, 464202E, 4772418N U.S.A., IDAHO, WASHINGTON COUNTY: One shrub on roadside below cut bank. [No specimen details]. Snake River Canyon, 3 miles north of Steck Campground (railroad Phenology: Vegetative. Origin: Introduced. crosses Snake River). Elev. 2300 ft. Barbara L. Wilson 15405 17 Oct 2008 44.222206°, -116.963206°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-379259 Moist, shrub-dominated creek bottom in bunchgrass zone; 40% slope; west aspect; rocky soil; with Prunus emarginata, Rhus radicans, Salix lasiolepis, Urtica dioica and Philadelphus lewisii. Rosaceae Common; plants 2 meters tall. Duplicate sheet from University of Idaho Herbarium. Phenology: Fruits. Origin: Native. Prunus cerasifera Ehrh. Steven J. Brunsfeld 2526 10 Jun 1985 U.S.A., OREGON, DOUGLAS COUNTY: Carl C. Hill Wayside, about 1/4 mile west of Milo, between Highway WTU-377056 227 and the South Umpqua River. Elev. 890 ft. 42.92956° N, 123.05637° W; NAD 27, uncertainty: 17 m. Rosaceae Edge of unmowed area in park, under Quercus. Straggly understory tree 3.5 meters tall. Phenology: Vegetative. Origin: Introduced. Prunus virginiana L. Barbara L. Wilson 12591 21 Jun 2007 U.S.A., IDAHO, OWYHEE COUNTY: with Nick Otting Upper Flint Creek, Jordan Creek drainage. Elev. 4900 ft. WTU-379260 T6S R4W; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Fringe of talus slope within Juniperus occidentalis/Artemisia Rosaceae tridentata ssp. vaseyana/Agrophyron spicatum community; stable talus of metasedimentary volcanic rock; southeast exposure; 60% Prunus avium (L.) L. slope; with Rosa woodsii and Prunus emarginata. Occasional; plant 2 meters tall. Duplicate sheet from University of Idaho Herbarium. U.S.A., IDAHO, LATAH COUNTY: Phenology: Fruits. Origin: Native. Approximately 2 miles from Highway 8 on Tomeo[?] Butte/Lenville Road. F. D. Johnson 2661 11 Aug 1985 Elev. 2750 ft. with S. J. Brunsfeld Overgrown road, wheatfield. Slope 15%. Exposure north. Associates: Crataegus douglasii. Escape with numerous WTU-377059 sprouts--petals white. 4 stems together, 3 branching from main stem at base, main stem 20 inches diameter at breast height, others about 12 inches to 18 inches. Height 30 feet. Duplicate sheet from Rosaceae University of Idaho Herbarium. Phenology: Flowers. Origin: Introduced. Prunus virginiana L. A. F. Cholewa s.n. 6 May 1978 U.S.A., WASHINGTON, KLICKITAT COUNTY: Northeast of Haystack Butte, Columbia Hills. WTU-377010 Elev. 1836 ft. 45° 44' N, 120° 50' W Stony ground, sunny dry grasslands over basalt; moderate north and east aspects, with Poa bulbosa, Draba verna, Lomatium nudicaule, L. macrocarpum, L. gormanii, L. canbyi. Flowers white; shrubs 1-2 meters tall. Phenology: Flowers. Origin: Native. Peter F. Zika 24441 22 May 2009 WTU-378897 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus virginiana L. CANADA, BRITISH COLUMBIA: U.S.A., WASHINGTON, PEND OREILLE COUNTY: End of Little River Road, 6 kilometers north of Comox, Little River, 1/2 mile southwest from Blueslide on Ruby Creek Road (Forest Vancouver Island. Service Road #627; County Road #2489) in Colville National Forest. Elev. 6 ft. Elev. 2100 ft. 49° 44' 9.6" N, 124° 54' 34.9" W T35N R43E S10 NE; NAD 27, uncertainty: 805 m., Source: Roadside near the sea. Fruit clear red, shiny; soft flesh, bitter-sweet, TRS2LL, Georef'd by Ben Legler bland. Several fruits observed on this tree, not too many, but good 15% slope, southeastern exposure, skeletal sandy-loam; moist for this hybrid. Trees also observed at Little River Road and Booth understory and openings in Thuja plicata/Clintonia uniflora habitat Road. Those had very long erect vigorous. [Specimen details end in type; with Abies grandis, Coptus occidentalis, Symphoricarpos the middle of a sentence]. Phenology: Vegetative. Origin: Native. albus, Berberis repens, Rubus parviflora and Amelanchier alnifolia. Rare, height: 10-15 feet. Phenology: Flowers. Origin: Native. Frank Lomer 5728A 25 Aug 2005 Christine L. Johnson 1500 8 Jun 1986 WTU-379322 WTU-377064 Rosaceae Rosaceae Prunus domestica L. Prunus virginiana L. U.S.A., OREGON, WASHINGTON COUNTY: Route 47 between Buxton and Columbia county line. U.S.A., IDAHO, BOUNDARY COUNTY: Elev. 328 ft. One mile west of Bonners Ferry. 45° 43' N, 123° 12' W 48.689464°, -116.333819°; WGS 84, uncertainty: 1000 m., On sunny roadbank. Colonial shrubs, white flowers, spreading Source: Digital Map, Georef'd by Melissa Bowers sepals, thorny new shoots, leaves rolled in bud. Adventive, spread On small ephemeral streambottom dominated by Betula papyrifera from cultivation on a nearby farm. Phenology: Flowers. Origin: var. commutata, Populus trichocarpa and Acer glabrum; common Introduced. with P. virginiana var. demissa, Parthanocissus inserta, and dense understory of Cornus stolonifera, Holodiscus discolor and Rubus Peter F. Zika 24773 31 Mar 2010 parviflorus. Mature fruits purple/black, population with mixed scarlet and black fruits. Phenology: Fruits. Origin: Native. WTU-379676 F. Johnson 88076 12 Aug 1988 Rosaceae WTU-377062, IDF#890648 Prunus avium (L.) L. U.S.A., OREGON, WASHINGTON COUNTY: Rosaceae Route 47 between Buxton and Columbia county line. Elev. 328 ft. Prunus virginiana L. 45° 43' N, 123° 12.1' W In floodplain of small stream, partial shade. With Pseudotsuga, Alnus U.S.A., IDAHO, BONNER COUNTY: rubra, Sambucus, Polystichum munitum. Adventive 8 meter trees, Hoodoo Lake. white flowers, sepals reflexed, leaves folded in bud. Phenology: Elev. 2150 ft. Flowers. Origin: Introduced. T54N R4W S3; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler Peter F. Zika 24772 31 Mar 2010 26% slope, eastern exposure. Lacustrine shrub fringe. With Crataegus douglasii var douglasii, Physocarpus malvaceus, Alnus WTU-379677 incana, Amelanchier alnifolia and scattered Pinus ponderosa. Occasional. Height to 15 feet. Phenology: Fruits. Origin: Native. Rosaceae Fred D. Johnson 86116 7 Aug 1986 Prunus avium (L.) L. WTU-377061, IDF#890322 U.S.A., OREGON, POLK COUNTY: Route 99 West at Stapleton Road. Rosaceae Elev. 196 ft. 44° 49.7' N, 123° 13.8' W Prunus sp. Roadside thicket, full sun, with Crataegus monogyna, Oemleria, Rubus armeniacus, Rubus ursinus, Malus. Adventive 4 meter tall U.S.A., WASHINGTON, SKAGIT COUNTY: trees, white flowers, sepals reflexed, leaves folded in bud. East of ferry landing, Ship Harbor, near Shannon Point, Anacortes, Phenology: Flowers. Origin: Introduced. Fidalgo Island, Puget Sound. Elev. 0 ft. Peter F. Zika 24774 31 Mar 2010 48° 30' N, 122° 41' W Salt marsh. Phenology: Vegetative. WTU-379678 Rhoda M. Love 20014 31 May 2001 WTU-379188 Rosaceae Rosaceae Prunus pyrifolia Nakai Prunus avium (L.) L. U.S.A., OREGON, BENTON COUNTY: U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: Corvallis: Jackson-Frazier Wetland. Route 8 near exit for McCleary, in McCleary. Elev. 220 ft. Elev. 328 ft. 44.60478° N, 123.23761° W; WGS 84, uncertainty: 9 m. 47° 2.8' N, 123° 14.7' W Along eastern part of the boardwalk. Common small trees. Fruits Roadside thicket, partial shade, with Acer macrophyllum, Rubus yellow. Phenology: Fruits. Origin: Introduced. armeniacus. White flowers, reflexed sepals, folded leaves in bud; naturalized trees 3 meter tall. Phenology: Flowers. Origin: Barbara L. Wilson 15893 6 Sep 2009 Introduced. WTU-379068 Peter F. Zika 24783 6 Apr 2010 WTU-379711 Rosaceae Rosaceae Prunus virginiana L. Prunus spinosa L. U.S.A., IDAHO, BINGHAM COUNTY: Taylor Mountain, B.M., private land. U.S.A., OREGON, LANE COUNTY: T1S R38E S29 SE NE; WGS 84, uncertainty: 10000 m., Source: Near junction of Donna Road and McGowan Road, Mohawk. GeoLocate, Georef'd by WTU Staff Elev. 524 ft. Riparian in sage brush, grass zone. Diameter at breast height: 13.2 44° 9' N, 122° 54.8' W [inches?]; Height: 29 feet; Crown spread (35.5-40.5) = 38.0 feet. Fruit blue; naturalized shrubs, 50 stems, dry bank. Phenology: Common. [Crown spread] is a state record. Phenology: Flowers. Fruits. Origin: Introduced. Origin: Native. Peter F. Zika 10630 6 Sep 1988 Grant Baugh s.n. 2 Jun 1966 WTU-379738 WTU-377063 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., MONTANA, GRANITE COUNTY: U.S.A., IDAHO, BOUNDARY COUNTY: Lolo National Forest. Rock Creek Canyon. One mile west of Bonners Ferry. Turnout for Microburst interpretive sign. 48.689464°, -116.333819°; WGS 84, uncertainty: 1000 m., 46° 26' 39.03" N, 113° 45' 41.42" W; WGS Source: Digital Map, Georef'd by Melissa Bowers 84, uncertainty: 10 m., Source: Digital map On small ephemeral streambottom dominated by Betula papyrifera Mixture of mesic and dry meadows along Rock var. commutata, Populus trichocarpa and Acer glabrum; scattered Creek, bordered by south-facing, dry rocky with P. virginiana var. melanocarpa, Parthanocissus inserta, and slope. Locally common on dry, rocky slope. dense understory of Cornus stolonifera, Holodiscus discolor and Phenology: Fruits. Origin: Native. Rubus parviflorus. Mature fruits scarlet, population with mixed scarlet and black fruits. Phenology: Fruits. Origin: Native. Hanh-La Phan 08-43 F. Johnson 88075 12 Aug 1988 12 Jul 2008 WTU-377060 WTU-394727, WTU-V-006783

Rosaceae Rosaceae Prunus domestica L. Prunus virginiana L. U.S.A., OREGON, LANE COUNTY: South bank of Willamette River, University District of Uegene. U.S.A., MONTANA, GRANITE COUNTY: Elev. 425 ft. Lolo National Forest, Harry's Flat campground. T17S R3W S33 NW of SW; NAD 27, uncertainty: 805 m., Source: Elev. 4153 ft. TRS2LL, Georef'd by Ben Legler 46.53459° N, 113.75323° W; WGS 84 Weed on railrod margin. White flowers, convolute leaves, Mixed conifer forest (Pseudotsuga, Pinus, Picea) with opening, wet rhizomatous straggly trees 5-8 meters tall. Phenology: Flowers. meadow, and riparian habitats. Phenology: Fruits. Origin: Native. Origin: Introduced. Richard G. Olmstead 2008-23 11 Jul 2008 P. F. Zika 10461 7 Apr 1988 WTU-396124 WTU-379055 Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus emarginata (Douglas) Eaton U.S.A., OREGON, LANE COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Railroad right-of-way, between University and Willamette River.l. Along trail 150 yards west of parking area in South Fork Meadows, Elev. 426 ft. Taneum. 44° 2.9' N, 123° 3.8' W Elev. 3486 ft. Sunny. Adventive small tree, few fruits developing. Phenology: 47.09583° N, 120.99277° W; WGS 84 Fruits. Origin: Introduced. Moist soil; 30° south-facing slope. Other plants: Amelanchier alnifolia, Crataegus douglasii, Veratrum californicum, Maianthemum Peter F. Zika 10492 13 Jun 1988 stellatum. Flowers white; common. Phenology: Flowers. Origin: Native. WTU-380238 Don Knoke 2010 11 Jun 2010 Rosaceae WTU-381748 Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, WHATCOM COUNTY: Prunus laurocerasus L. Ross Lake National Recreation Area. Lightning Creek trailhead along trail to Desolation Peak; east side of Ross Lake. U.S.A., WASHINGTON, KING COUNTY: Elev. 1518 ft. Seattle, Discovery Park: Off loop trail by north parking lot. 48.87517°, -121.01923°; WGS 84, uncertainty: 1000 m., Source: 47.664319°, -122.413529°; WGS 84, uncertainty: 300 m., Source: GeoLocate, Georef'd by WTU Staff Digital Map, Georef'd by Ibro Polovina South-west facing bald along trail. Rocky outcroppings abundant FN #113. Phenology: Flowers. Origin: Introduced. with pockets of dry and moist soil; Pseudoroegneria dominant in open areas; Pseudotsuga menziesii dominant tree in adjacent forest. unknown s.n. 20 Oct 1977 Scattered; plants to two meters. Phenology: Flowers. Origin: Native. WTU-381720 Mignonne Bivin 10-4 11 May 2010 WTU-381916 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, OKANOGAN COUNTY: Prunus emarginata (Douglas) Eaton Northeast shore of Plamer Lake, south of Loomis Highway. Elev. 350 m. U.S.A., WASHINGTON, CHELAN COUNTY: 48° 54.6' N, 119° 36.8' W; T39N R26E S6 Sage Hills. Rocky. With Pinus ponderosa, Amelanchier, Crataegus Elev. 1200 ft. okanaganensis, Populus balsamifera. Bird-sown adventive, 3 meters T23N R20E S32; NAD 27, uncertainty: 805 m., Source: TRS2LL, tall. Phenology: Vegetative. Origin: Introduced. Georef'd by Ben Legler Riparian draw in a sagebrush, bluebunch wheatgrass community. P. F. Zika 17915 20 Sep 2002 Phenology: Flowers. Origin: Native. WTU-382331 P. Camp 1659 3 May 2003 WTU-381325 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., WASHINGTON, SNOHOMISH Prunus andersonii A. Gray COUNTY: Below southwest side of Bickford Avenue, 50 U.S.A., NEVADA, HUMBOLDT COUNTY: meters south of Route 9 bridge, 0.2 miles west Jackson Mountains. of Blackmans Lake. Gravelly soil with grass, forbs and shrubs. Phenology: Flowers. Elev. 196 ft. Origin: Native. 47° 55.9' N, 122° 6' W; T28N R5E S12 Partial shade, wooded slope. With Thuja plicata, David Gross 426 25 May 2009 Tsuga heterophylla, Acer macrophyllum, A. circinatum, Corylus cornuta, Oemleria. 20 meter WTU-381173 tall tree, 45 centimeter diameter at breast height, dark gray bark, white flowers 20-22 millimeters in diameter, petals 8-9 millimeters long, sepals reflexed in flower; anthers yellow; four hybrid trees here, with parents. Phenology: Flowers. Origin: Native. Type Specimen: Isotype. Peter F. Zika 18302 4 May 2003 WTU-366283, WTU-V-000384 Rosaceae Rosaceae Prunus subcordata Benth. Prunus virginiana L. U.S.A., OREGON, JACKSON COUNTY: U.S.A., WASHINGTON, YAKIMA COUNTY: West side of Interstate-5, north-bound, just south of Medford. Toppenish National Wildlife Refuge. Area near maintenance Elev. 1459 ft. entrance from Highway 97. 24° 17.4' N, 122° 49.4' W; WGS 84, uncertainty: 500 m., Source: Elev. 721 ft. Digital map, Georef'd by John Bassett 46.30806° N, 120.33533° W; WGS 84, uncertainty: 5 m. Seasonally damp slope, clay, now dry, full sun, with Quercus Riparian strip dominated by Salix exigua and Phalaris arundinacea; garryana, Carex barbarae, Galium aparine. Common shrub. adjacent shrub-steppe. Common shrub to 3 meters tall; fruits red. Phenology: Vegetative. Origin: Native. Phenology: Fruits. Origin: Native. Peter F. Zika 24990 23 Jun 2010 Don Knoke 1934 13 Aug 2009 with David Giblin WTU-383111 WTU-393131 Rosaceae Rosaceae Prunus avium (L.) L. Prunus virginiana L. U.S.A., WASHINGTON, SKAGIT COUNTY: Vendovi Island. Long beach on north side of U.S.A., OREGON, GRANT COUNTY: island. Malheur National Forest. Forest Service Road Elev. 1 m. 2610, where road ends; approximately 8 48.614206°, -122.610106°; WGS 84, kilometers from intersection with Highway 26. uncertainty: 100 m., Source: Georeferenced, 44.5478° N, 118.6258° W; WGS 84, Source: Georef'd by WTU Staff Digital map Extended gravel beach with many seeps South-facing slope dominated by Pinus emerging from bank. Single tree on point at ponderosa and Pseudotsuga menziesii. northwest end of beach. Phenology: Flowers. Phenology: Flowers & Fruits. Origin: Native. Origin: Introduced. Paul Reed 48 17 Jul 2010 Tanner B. Harris 2011-10 with James Duemmel, Peter Dunwiddie, John WTU-404616, WTU-V-012657 Floberg, Ben Legler 30 Apr 2011 Rosaceae WTU-404071, WTU-V-012249 Prunus emarginata (Douglas) Eaton U.S.A., OREGON, GRANT COUNTY: Malheur National Forest. Forest Service Road Rosaceae 2610, where road ends; approximately 8 kilometers from intersection with Highway 26. Prunus emarginata (Douglas) Eaton 44.5478° N, 118.6258° W; WGS 84, Source: Digital map U.S.A., WASHINGTON, SKAGIT COUNTY: South-facing slope dominated by Pinus Vendovi Island. Near cove on north side of ponderosa and Pseudotsuga menziesii. island. Phenology: Flowers. Origin: Native. Elev. 5 m. 48.6129°, -122.614°; WGS 84, uncertainty: 50 Paul Reed 52 17 Jul 2010 m., Source: Georeferenced, Georef'd by WTU Staff WTU-404621, WTU-V-012662 Open, mowed area around house and outbuildings. Tree 8 m tall. Frequent in open woods. Phenology: Flowers. Origin: Native. Rosaceae John Floberg 2011-03 Prunus virginiana L. with James Duemmel, Peter Dunwiddie, Tanner Harris, Ben Legler U.S.A., OREGON, GRANT COUNTY: Malheur National Forest. Strawberry Lake. 1 May 2011 Northern shores of the lake, where the trail runs by the shore. WTU-404048, WTU-V-012226 Elev. 6310 ft. 44° 18.571' N, 118° 40.914' W Open, coniferous woodland. Small tree to 2 meters, at water's edge; infrequent. Phenology: Flowers. Origin: Native. Wendy McClure 10-25 16 Jul 2010 WTU-400897, WTU-V-007416 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus cerasifera Ehrh. U.S.A., WASHINGTON, ASOTIN COUNTY: U.S.A., OREGON, BENTON COUNTY: Umatilla National Forest. Approximately 2 kilometers north of Downtown Corvallis, Riverfront Park, between Madison and Monroe Anatone Butte along Forest Service Road 170. Avenues. Top of bank above the Willamette River. Elev. 1464 m. Elev. 225 ft. 46.1137° N, 117.25562° W; WGS 84, uncertainty: 10 m., Source: UTM Zone 10, 479441E, 4934461N; NAD 83 GPS Riparian deciduous forest. With Acer macrophyllum, Rubus South-facing, vernally moist meadow with cobble. Lomatium, armeniacus, Berberis aquifolium, Arum italicum. Small tree, 2.5 Delphinium and Balsamorhiza abundant. Scattered on forest edge. meters tall; flowers pink; leaves reddish. Phenology: Flowers. Origin: Phenology: Flowers. Origin: Native. Introduced. David Giblin 3487 8 Jun 2010 R.E. Brainerd 1333 2 Apr 2009 WTU-397117 WTU-386003

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus virginiana L. U.S.A., WASHINGTON, OKANOGAN COUNTY: U.S.A., WASHINGTON, DOUGLAS COUNTY: Okanogan National Forest: on trail to North Lake (Trail #413) ca. 200 Douglas Creek. feet from trailhead off Twisp River Road. Elev. 2100 ft. Elev. 1148 m. T23N R23E S23; NAD 27, uncertainty: 805 m., Source: TRS2LL, 48.458665° N, 120.567205° W; WGS 84, uncertainty: 14 m., Georef'd by Ben Legler Source: Digital Map, Georef'd by Ben Legler On a north facing 50% slope that overlooks the creek, at the edge of Open, brushy forest of Pseudotsuga menziesii. Petals white; leaves basalt talus. Associated with elderberry, currant, and big sagebrush. glabrous; shrubs or small trees to 5 meters tall, common. Phenology: One patch. Phenology: Fruits. Origin: Native. Flowers. Origin: Native. P. Camp 51 2 May 1979 Ben Legler 11947 12 Jun 2011 WTU-387162 Herbarium: WTU Rosaceae Rosaceae Prunus avium (L.) L. Prunus avium (L.) L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., IDAHO, CLEARWATER COUNTY: Lopez Island, southeast end, at Point Colville. Between Highway 12 and Clearwater River. T34N R1W S21; WGS 84, uncertainty: 300 m., Source: Elev. 916 ft. Georeferenced, Georef'd by WTU Staff UTM Zone 11, 533753E, 50704N; NAD 27 In mixed coniferous woods. Single tree circa 10 meters tall. Trunk at Amongst Pinus ponderosa, Pseudoroegneria spicata, Lupinus spp., breast height circa 25 centimeters in diameter. Petals white. Anthers and Arctostaphylos uva-ursi. Northwest aspect. Phenology: Flowers. deep yellow. (Introduced). Phenology: Flowers. Origin: Introduced. Origin: Native. Dorothy Naas 5746 19 Apr 1996 Jennifer Gebauer 4 9 Apr 2008 with Mildred Arnot with Ruth Luke, Molly Galbraith WTU-387295 WTU-385751 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus virginiana L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Okanogan-Wenatchee National Forest. Below and to northeast of Hess Park, vicinity of the Dalles Dam. Little Bald Mountain on west side of Forest Road 1600. 45.61806°, -121.141345°; WGS 84, uncertainty: 400 m., Source: 46.91046° N, 121.15371° W; WGS 84, uncertainty: 100 m., Digital Map, Georef'd by Joseph Stormer Source: GPS Base of rock bluffs with grass and forbs. Common name: Common North-south running drainage with basalt talus basin; Choke Cherry. Phenology: Flowers. Origin: Native. Pseudotsuga/Abies/Xanthocyparis forest and open seasonally wet meadow with southeastern exposure. Locally common forming large David Gross 660A 14 May 2011 thicket in meadow; corollas white. Phenology: Flowers. Origin: Native. WTU-386094 David Giblin 3936 14 Jul 2011 with Alex D. Harkness, Don Knoke WTU-388497 Rosaceae Rosaceae Prunus avium (L.) L. Prunus virginiana L. U.S.A., OREGON, GRANT COUNTY: U.S.A., IDAHO, ADAMS COUNTY: Canyon City, banks of Canyon Creek adjacent to Highway 395. Payette National Forest. Cottonwood Road Elev. 3190 ft. approximately 12 kilometers east of Council. UTM Zone 11, 344678E, 4917120N; WGS 84 Elev. 4527 ft. Riparian strip at top of creek bank. With Populus trichocarpa, Prunus 44.71184° N, 116.35391° W; WGS 84, virginiana, Ulmus pumila, Clematis ligusticifolia. Tree, 12 meters tall, uncertainty: 100 m., Source: GPS circa 10 centimeters diameter at breast height, fruits red. Naturalized Open slope with southwest-facing aspect. with scattered individuals along creek. Phenology: Fruits. Origin: Balsamorhiza sagittata common along with Introduced. Pseudoroegneria spicata; mesic bench on top of slope. Scattered along edge of road; corollas R.E. Brainerd 1830 23 Jun 2011 white. Phenology: Flowers. Origin: Native. WTU-386606 Emma George 114 25 Jun 2011 Rosaceae WTU-405962, WTU-V-17932 Prunus spinosa L. U.S.A., OREGON, BENTON COUNTY: Corvallis; circa 200 feet west of 35th Street and circa 750 feet north Rosaceae of Western Boulevard. Elev. 225 ft. Prunus emarginata (Douglas) Eaton UTM Zone 10, 476932E, 4934011N; WGS 84 Hedgerow at edge of scrubby deciduous forest; moist soil at base of U.S.A., IDAHO, ADAMS COUNTY: earthen berm. With Populus trichocarpa, Fraxinus latifolia, Payette National Forest. Cottonwood Road Crataegus monogyna, Crataegus suksdorfii, Quercus garryana. approximately 12 kilometers east of Council. Shrub, circa 3.5 meters tall; in early fruit with a few white flowers still Elev. 4527 ft. present. Naturalized and reproducing; several other individuals 44.71184° N, 116.35391° W; WGS 84, present circa 1 to 2.5 meters tall, forming a small thicket. Phenology: uncertainty: 100 m., Source: GPS Flowers & Fruits. Origin: Introduced. Open slope with southwest-facing aspect. Balsamorhiza sagittata common along with R.E. Brainerd 1794 12 May 2011 Pseudoroegneria spicata; mesic bench on top of slope. Scattered along edge of road. Phenology: WTU-388007 Fruits. Origin: Native. Emma George 115 Rosaceae 25 Jun 2011 Prunus mahaleb L. WTU-405961, WTU-V-17931 U.S.A., WASHINGTON, KLICKITAT COUNTY: Columbia Hills; between Middle Road and Big Horn Canyon; 7 air miles north-northwest of Roosevelt. Elev. 2000 ft. Rosaceae UTM Zone 10, 713858E, 5080734N; NAD 83, Source: Calc. from UTM, Georef'd by Dan Post Prunus virginiana L. In boulders at toe of low rimrock. With Ribes cereum, Poa secunda, Bromus tectorum, Phacelia hastata. Large shrub circa 4 meters tall; U.S.A., IDAHO, ADAMS COUNTY: flowers white; leaves dark green, glossy, leathery. Phenology: Payette National Forest. Along Forest Service Flowers & Fruits. Origin: Introduced. Road 072 heading towards Windy Ridge, circa 1/4 mile southwest of junction with Road 050. R.E. Brainerd 1674 8 Jun 2010 Elev. 4100 ft. 45.06202° N, 116.76025° W; WGS 84, WTU-388179 uncertainty: 5 m. Open, southeast facing slope dominated by bunchgrasses, with scattered shrubs; dry, rocky Rosaceae soil. Flowers white; occasional shrubs to 3 meters tall. Phenology: Flowers. Origin: Native. Prunus pumila L. var. besseyi (L.H. Bailey) Gleason Ben Legler 11986 U.S.A., OREGON, UMATILLA COUNTY: South shore of Columbia River, north of Route 730, 3.5 road miles 24 Jun 2011 west of Umatilla. Elev. 278 ft. WTU-405332, WTU-V-015686 45° 54.6' N, 119° 24.9' W With Morus, Elaeagnus, Populus, Salix exigua, Amorpha, near low sand dunes. Upright shrubs 1 meter tall, 3 flowers/umbel; leaves turn red to orange; occasional adventive. Phenology: Remnants. Origin: Introduced. Peter F. Zika 25817 6 Oct 2011 WTU-388232 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus pumila L. var. besseyi (L.H. Bailey) Gleason U.S.A., IDAHO, ADAMS COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: Payette National Forest. Along Forest Service West side of Sinlahekin Creek, Sinlahekin Road 072 heading towards Windy Ridge, circa Wildlife Area; circa 1.5 air miles north of 1/4 mile southwest of junction with Road 050. headquarters. Elev. 4100 ft. Elev. 1476 ft. 45.06202° N, 116.76025° W; WGS 84, 48° 46' N, 119° 39' W; T39N R25E S4 uncertainty: 5 m. Dry gentle slope. Cultivated, 0.7 meter tall Open, southeast facing slope dominated by shrubs, immature fruit red, elliptic; planted in bunchgrasses, with scattered shrubs; dry, rocky 1950s for wildlife, and persisting but not soil. Shrubs to 3 meters tall; scattered. spreading. Specimen used for illustration in Phenology: Flowers & Fruits. Origin: Native. Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: Fruits. Origin: Ben Legler 11992 Introduced. Cultivated. 24 Jun 2011 Peter F. Zika 22158 WTU-406497, WTU-V-17498 21 Jul 2005 WTU-363074, WTU-V-021969 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus virginiana L. U.S.A., IDAHO, ADAMS COUNTY: Payette National Forest: along Forest Service U.S.A., WASHINGTON, WHATCOM COUNTY: Road 149 at head of Beaver Creek, circa 9 air Ross Lake National Recreation Area: base of hill on immediate north miles northeast of Council. side of Newhalem. Elev. 5871 ft. Elev. 188 m. 44.851413° N, 116.30049° W; WGS 84, 48.673521° N, 121.253164° W; WGS 84, uncertainty: 12 m., uncertainty: 27 m., Source: GPS Source: Digital Map, Georef'd by Ben Legler Rocky meadow on southerly slope, with Steep rocky balds and cliffs with thin mossy soil; with scattered adjacent forest of Pseudotsuga, Pinus Pseudotsuga menziesii and Pinus contorta, Prunus virginana, Rosa ponderosa. Petals white; shrubs circa 1 meter nutkana, and Eriophyllum lanatum. Phenology: Flowers. Origin: tall by trees. Phenology: Flowers. Origin: Native. Native. Barbara Smith 2011-23 Ben Legler 11918 4 Jun 2011 26 Jun 2011 Herbarium: WTU WTU-406301, WTU-V-17014 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus virginiana L. Along SE 136th St at bend 1/8 mile east of intersection with 436th; east side of North Bend. U.S.A., IDAHO, ADAMS COUNTY: Elev. 501 ft. Payette National Forest, Lafferty Campground. 47.477936° N, 121.756107° W; WGS 84, Along Crooked River. uncertainty: 13 m., Source: Digital Map, Elev. 4283 ft. Georef'd by Ben Legler 44.94082° N, 116.65463° W Old road bed, the surface removed and now Ponderosa pine woodland and wet meadows regrowing with Cytisus scoparius, grass, and along river. White flowers. Phenology: Flowers. moss; flat, mesic soil. Sapling ca. 4 meters tall Origin: Native. on edge of young conifer stand; petals white. Phenology: Flowers. Origin: Introduced. Laura Barbour 2011-55 Ben Legler 12364 25 Jun 2011 29 Apr 2012 WTU-404540, WTU-V-012581 WTU-410354, WTU-V-024415 Rosaceae Rosaceae Prunus mahaleb L. Prunus laurocerasus L. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, ISLAND COUNTY: COUNTY: Near Hoypus Point Road in Deception Pass State Park. Lord Hill Regional Park; at summit of View Point 48.40699° N, 122.61603° W off of Pipeline Cutoff Trail, ca. 0.3 miles west of Growing on slope under Tsuga heterophylla and Pseudotsuga Temple Pond 1. menziesii. With Polystichum munitum, Equisetum telmateia, and Elev. 190 m. Rubus spectabilis. One plant observed. Phenology: Vegetative. 47.846372° N, 122.049333° W; WGS 84, Origin: Introduced. uncertainty: 60 m., Source: Digital Map, Georef'd by Ben Legler Jeff Walker 625 11 Oct 2012 Small, rounded, south-facing rocky bald, with Holodiscus discolor, Amelanchier alnifolia, low WTU-391333 grasses, Plectritis congesta, Brodiaea, and mosses. Petals white, ca. 8 mm long, 3 mm wide, narrowly obovate, mostly past; single Rosaceae small tree ca. 3 meters tall at eastern edge of bald; branches spreading, gnarled. Phenology: Prunus emarginata (Douglas) Eaton Flowers. Origin: Introduced. U.S.A., WASHINGTON, KLICKITAT COUNTY: Ben Legler 12388 13 May 2012 Upper end of Fisher Hill Road. 45.806624°, -121.250344°; WGS 84, uncertainty: 5000 m., WTU-407160, WTU-V-020291 Source: Digital Map, Georef'd by Dan Post Roadside with shrubs and Oregon white oak. Phenology: Flowers. Rosaceae Origin: Native. Prunus emarginata (Douglas) Eaton David Gross 759 29 Apr 2012 U.S.A., OREGON, POLK COUNTY: WTU-391547 Mill Creek County Park; between 44.89504° north, 123.43041° west and 44.98795° north, 123.42524° west. Elev. 640 ft. Rosaceae 44.89504° N, 123.43041° W; WGS 84 Along fence line by roadside, at edge of brushy woods, with other Prunus emarginata (Dougl.) Walp. var. erecta (Presl) Piper. Prunus spp. Shrub 10 feet tall, in bud. Phenology: Fruits. Origin: Native. U.S.A., WASHINGTON, KITSAP COUNTY: Circa 2 miles south of Lofall along Hood Canal. Barbara L. Wilson 16067 6 Jun 2010 47.784362°, -122.673915°; WGS 84, uncertainty: 1500 m., Source: Digital Map, Georef'd by Joseph Stormer WTU-389676 In clay bank along shore of salt-water beach. Tree circa 10 meters tall. Phenology: Flowers. Origin: Native. Rosaceae Carl A. Linde Jr. s.n. 27 Apr 1957 Prunus spinosa L. WTU-390461 U.S.A., OREGON, BENTON COUNTY: West Corvallis, just west of 35th Street, circa 1000 feet south of the railroad tracks. Rosaceae Elev. 260 ft. UTM Zone 10, 496950E, 4934025N; WGS 84 Prunus virginiana L. Dense shrub thicket. With Crataegus monogyna, Crataegus suksdorfii, Populus trichocarpa, Quercus garryana, Fraxinus latifolia, U.S.A., WASHINGTON, COLUMBIA COUNTY: Acer platanoides, Cytisus scoparius. Shrub 5 meters tall; fruits Little Goose Dam Road. Milepost 4 at pullout. glaucous; branches spiny. Phenology: Fruits. Origin: Introduced. Elev. 193 m. 46.55533° N, 118.13114° W; WGS 84, uncertainty: 100 m., R.E. Brainerd 1858 13 Jul 2011 Source: Digital map, Georef'd by Maria Yousoufian North-facing basalt cliff with seeps. Locally common at base of cliff; WTU-390186 plants to 5 meters tall. Phenology: Flowers. Origin: Native. David Giblin 3870 20 May 2011 Rosaceae WTU-397093 Prunus avium (L.) L. U.S.A., IDAHO, IDAHO COUNTY: Rosaceae South bank of Salmon River, circa 150 meters downstream of mouth of Mann Creek, 2.5 air miles southwest of Moccasin Mountain. Prunus lusitanica L. Elev. 2164 ft. 45° 23.68' N, 115° 35.23' W U.S.A., WASHINGTON, ISLAND COUNTY: Granitic boulders and ledges, with Pinus ponderosa, Crataegus Growing at intersection between Hoypus Point Road and trail. douglasii, Amelanchier, Alnus incana. Fruit black, rare adventive tree 48.40409° N, 122.61862° W 5 meters tall. Phenology: Fruits. Origin: Introduced. Growing with Abies grandis, Alnus rubra, Pseudotsuga menziesii, Polystichum munitum, and Rubus ursinus. Only one plant observed. Peter F. Zika 26014 30 Jul 2012 8 feet tall. Sterile. Phenology: Vegetative. Origin: Introduced. WTU-390323 Jeff Walker 648 11 Mar 2013 WTU-392811 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, THURSTON COUNTY: U.S.A., OREGON, MULTNOMAH COUNTY: Case Road Southwest, along Port of Tacoma railroad track, across Northeast side of Rocky Butte, near water tank, Portland. from driveway for #16015 Case Road. Elev. 110 m. Elev. 250 ft. 45° 33.01' N, 122° 33.89' W 46° 51' 19.12" N, 122° 58' 21.99" W Steep wooded slope, northeast aspect, with Acer macrophyllum, Sandy loam. With Fraxinus latifolia, Oemleria cerasiformis, Rubus Pseudotsuga, Prunus avium, Ilex aquifolium, Holodiscus. Small armeniacus, Rubus laciniatus, Heracleum lanatum, Symphoricarpos trees. Phenology: Fruits. Origin: Native. albus, Trillium parviflorum. Oregon ash woodland. Petals white, sepals and pedicels red, leaves purple. Uncommon. Phenology: Peter F. Zika 26354 25 Jul 2013 Flowers. Origin: Introduced. WTU-393910 Regina Johnson 2013-003 27 Mar 2013 WTU-393765 Rosaceae Prunus ×pugetensis Jacobson & Zika Rosaceae U.S.A., OREGON, MULTNOMAH COUNTY: Prunus cerasifera Ehrh. Floodplain of Johnson Creek, just north of Southwest Binford Avenue junction with Southwest 14th Drive, Gresham. U.S.A., WASHINGTON, THURSTON COUNTY: Elev. 80 m. Olympia, South Bay Road Northeast at 28th Avenue, on east side of 45.486° N, 122.46° W road next to pond. With Populus, Alnus rubra. Bright red fruit 14 millimeter diameter, Elev. 150 ft. about 15 trees, up to 20 meters tall. SHEET 1 OF 2. Phenology: 47° 4.315' N, 122° 51.131' W Fruits. Origin: Native. Sandy loam. With Rubus armeniacus, Populus trichocarpa, Cytisus scoparius. Rural residential area. Petals white, sepals and pedicels P. F. Zika 26323 19 Jul 2013 red, leaves purple. Scattered. Phenology: Flowers. Origin: with D. Maze Introduced. WTU-393911 Regina Johnson 2013-006 30 Mar 2013 WTU-393766 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus cerasifera Ehrh. U.S.A., OREGON, MULTNOMAH COUNTY: Floodplain of Johnson Creek, just north of Southwest Binford U.S.A., WASHINGTON, THURSTON COUNTY: Avenue junction with Southwest 14th Drive, Gresham. Olympia, 10th Avenue Southwest between Rogers and Plymouth, in Elev. 80 m. undeveloped lot. 45.486° N, 122.46° W Elev. 200 ft. With Populus, Alnus rubra. Bright red fruit 14 millimeter diameter, 47° 2.333' N, 122° 54.967' W about 15 trees, up to 20 meters tall. SHEET 2 OF 2. Phenology: Gravelly sandy loam. With Pseudotsuga menziesii, Gaultheria Fruits. Origin: Native. shallon, Rubus armeniacus, Oemleria cerasiformis, Acer circinatum. Undeveloped lot in residential area. Petals white, leaves green P. F. Zika 26323 19 Jul 2013 blushed with red. Common. Phenology: Flowers. Origin: Introduced. with D. Maze Regina Johnson 2013-009 3 Apr 2013 WTU-393906 WTU-393767 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, THURSTON COUNTY: Olympia, East Bay Drive Northeast, steep bank north of Berry Road U.S.A., WASHINGTON, THURSTON COUNTY: and northeast of KGY tower. Along Budd Inlet. Olympia, 10th Avenue Southwest between Rogers and Plymouth, in Elev. 0 ft. undeveloped lot. 47° 3.622' N, 122° 53.783' W; WGS 84, uncertainty: 500 m., Elev. 200 ft. Source: Nat. Geog. TOPO!, Georef'd by John Bassett 47° 2.333' N, 122° 54.967' W Sandy loam. With Hedera helix, Ligustrum vulgare, Crataegus Gravelly sandy loam. With Pseudotsuga menziesii, Gaultheria monogyna, Alnus rubra, Salix sp., Rubus armeniacus. Untended shallon, Rubus armeniacus, Oemleria cerasiformis, Acer circinatum. steep slope. Petals white, sepals green, leaves green. Scattered. Undeveloped lot in residential area. Petals white, sepals and Phenology: Flowers. Origin: Introduced. pedicels red, leaves purple. Common. Phenology: Flowers. Origin: Introduced. Regina Johnson 2013-001 26 Mar 2013 Regina Johnson 2013-007 3 Apr 2013 WTU-394403 WTU-393768 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus dulcis (Mill.) D.A. Webb U.S.A., WASHINGTON, THURSTON COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Olympia, Columbia Street Southwest and Talcott Avenue, on Old Highway 8 just past Rock Creek on slope to west of road. embankment above old train station. On edge of downtown Olympia. Elev. 425 ft. Elev. 0 ft. 45° 44' 54" N, 120° 26' 24" W; T3N R19E S16 47° 2.469' N, 122° 54.157' W Steep rocky deep silt loam. With Artemisia tridentata, Lomatium Sandy loam. With Hedera helix, Alnus rubra, Rubus armeniacus, grayi, Bromus tectorum. Uncommon. Phenology: Flowers. Origin: Acer macrophyllum, Pseudotsuga menziesii, Oemleria cerasiformis. Introduced. Untended steep slope. Petals white, sepals and pedicels red, leaves purple. Scattered. Phenology: Flowers. Origin: Introduced. Regina Johnson 2012-43A 28 Mar 2012 Regina Johnson 2013-002 27 Mar 2013 WTU-396838 WTU-394703 Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus cerasifera Ehrh. U.S.A., WASHINGTON, KLICKITAT COUNTY: Old Highway 8 just past Rock Creek on slope to west of road. U.S.A., WASHINGTON, THURSTON COUNTY: Elev. 425 ft. Olympia, 10th Avenue Southwest between Rogers and Plymouth, in 45° 44' 54" N, 120° 26' 24" W; T3N R19E S16 undeveloped lot. Steep rocky deep silt loam. With Artemisia tridentata, Lomatium Elev. 200 ft. grayi, Bromus tectorum. Individual trees scattered on dry hillsides. 47° 2.333' N, 122° 54.967' W Uncommon. Specimen used for illustration in Revision of Flora of the Gravelly sandy loam. With Pseudotsuga menziesii, Gaultheria Pacific Northwest, WTU Herbarium, 2015. Phenology: Vegetative. shallon, Rubus armeniacus, Oemleria cerasiformis, Acer circinatum. Origin: Introduced. Undeveloped lot in residential area. Petals white, leaves green blushed with red. Common. Phenology: Flowers. Origin: Introduced. Regina Johnson 2012-43B 21 May 2012 Regina Johnson 2013-008 3 Apr 2013 WTU-396939 WTU-394691 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus avium (L.) L. U.S.A., WASHINGTON, MASON COUNTY: Green Diamond road #2700 at Old Highway 101. U.S.A., WASHINGTON, MASON COUNTY: Elev. 0 ft. Olympic National Forest, South Fork Skokomish, Forest Road 23 47° 5.529' N, 123° 5.121' W about 0.5 mile uphill from Forest Road 2351. Silt loam. With Alnus rubra, Oemleria cerasiformis, Rubus ursinus, Elev. 1000 ft. Corylus cornuta, Hydrophyllum tenuipes. Rural residential area. 47.357032° N, 123.320925° W; T22N R5W S33 Petals white, sepals green, leaves green. Scattered. Phenology: Sandy loam. With Alnus rubra, Populus trichocarpa, Oemleria Flowers. Origin: Introduced. cerasiformis, Acer circinatum, Rubus ursinus. Riparian alder grove in Pseudotsuga menziesii/Tsuga heterophylla forest. Uncommon. Regina Johnson 2013-005 28 Mar 2013 Phenology: Flowers. Origin: Introduced. WTU-396187 Regina Johnson 2013-026 28 Apr 2013 WTU-395365 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, MASON COUNTY: Prunus avium (L.) L. Kennedy Creek floodplain at United States 101 and Old Highway 101. U.S.A., OREGON, CLACKAMAS COUNTY: Elev. 0 ft. NW shore of Mirror Lake, Cascade Range. 47° 5.885' N, 123° 5.319' W Elev. 1260 m. Sandy loam. With Alnus rubra, Acer macrophyllum, Rosa nutkana, 45.298° N, 121.794° W Rubus laciniatus. Abandoned orchard. Petals white, leaves green, In sunny thickets in opening, over volcanics, with Sorbus scopulina, fruits yellow. Locally common. Phenology: Flowers. Origin: Alnus viridis, Pinus contorta. 3 m tall adventive tree, rare. Introduced. Phenology: Vegetative. Regina Johnson 2013-004 28 Mar 2013 Peter F. Zika 26309 17 Jul 2013 WTU-397075 WTU-395483 Rosaceae Rosaceae Prunus lusitanica L. Prunus virginiana L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Northeast 180th Street near 24th Avenue, Shoreline. Columbia River, Confluence Park, Wenatchee. Elev. 105 m. Wildlife area off the north end of the bike path 47.7596° N, 122.3065° W along the Columbia River. Partly shaded thickets, with Pseudotsuga, Thuja, Acer Elev. 700 ft. macrophyllum, Populus, Ilex aquifolium, Rubus armeniacus, T23N R20E S27 SWSW; WGS 84, Polystichum munitum. Evergreen adventive small tree 3 meters tall. uncertainty: 1500 m., Source: Digital Map, Phenology: Vegetative. Origin: Introduced. Georef'd by Crystal Shin Cottonwood, elm and grass, adjacent to trail. Peter F. Zika 26504 8 Mar 2014 Phenology: Flowers. Origin: Native. WTU-397389 P. Camp 3355 4 May 2014 Rosaceae WTU-398884, WTU-V-007995 Prunus emarginata (Douglas) Eaton U.S.A., CALIFORNIA COUNTY: Junction of 3 counties (Lake, Glenn, Colusa). Rosaceae Snow Mountain Summit; Mendocino National Forest. Prunus cerasus L. Elev. 7038 ft. 39.3768° N, 122.7569° W; Source: Field U.S.A., WASHINGTON, SNOHOMISH notes COUNTY: Rocky serpentine soil. Flowers white; low shrub Happy Valley Tree Farm. to 1.5 meters. Phenology: Flowers. Origin: 48.187751°, -122.262495°; WGS 84, Native. uncertainty: 264 m., Source: Digital Map, Georef'd by Maria Yousoufian Richard G. Olmstead 2014-31 Naturalized. Phenology: Flowers. Origin: Introduced. 30 May 2014 Clayton Haberman s.n. WTU-399052, WTU-V-005319 18 Apr 2001 Rosaceae WTU-399607, WTU-V-005885 Prunus virginiana L. U.S.A., OREGON, HARNEY COUNTY: Rosaceae Blue Mountains, ridge east of Pine Creek and south of Buck Butte, 24 air miles northeast of Burns. Prunus emarginata (Douglas) Eaton Elev. 5125 ft. 43.79395° N, 118.69027° W; WGS 84, Source: Specimen Label U.S.A., WASHINGTON, SNOHOMISH Rock outcrop in open pine forest. With Pinus ponderosa, Artemisia COUNTY: arbuscula, Leymus cinereus. Shrub 1.5 meters tall. Phenology: "Tulare Pass", Marine Drive. Flowers. Origin: Native. Cut-over. Phenology: Fruits. Origin: Native. Nick Otting 3148 27 Jun 2011 Clayton Haberman s.n. with Cate Coberly 29 Aug 1994 WTU-397526 WTU-399611, WTU-V-005887 Rosaceae Prunus virginiana L. U.S.A., WASHINGTON, DOUGLAS COUNTY: Rosaceae Grimes Lake area. A small, rocky box canyon just up from the lake. T26N R26E S29; NAD 27, uncertainty: 805 m., Source: TRS2LL, Prunus emarginata (Douglas) Eaton Georef'd by Ben Legler Ribes aureum, Elymus cinereus and Chrysothamnus associated. U.S.A., WASHINGTON, SNOHOMISH Phenology: Vegetative. Origin: Native. COUNTY: 76th Street Northwest, above Tulare Beach. P. Camp 583 2 Sep 1980 48.1046°, -122.335005°; WGS 84, uncertainty: 600 m., Source: Digital Map, WTU-398985 Georef'd by Ibro Polovina Cutover. Phenology: Flowers. Origin: Native. Clayton Haberman s.n. 22 Apr 2005 WTU-399612, WTU-V-005888 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus virginiana L. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, CHELAN COUNTY: COUNTY: Grounds, Sleeping Lady Lodge, Icicle Creek, West end Fire Trail Road. Leavenworth. Roadside. Shrubby tree. Phenology: Flowers. 47.553105°, -120.68064°; WGS 84, Origin: Native. uncertainty: 210 m., Source: Digital Map, Georef'd by Crystal Shin Clayton Haberman s.n. Phenology: Flowers. Origin: Native. 17 Apr 2007 Clayton Haberman s.n. WTU-399613, WTU-V-005889 9 May 2009 WTU-399617, WTU-V-005893

Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus virginiana L. U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Tulare Beach. Cutover above Tulare Beach. Grounds, Sleeping Lady Lodge, Icicle Creek, 48.101734°, -122.340627°; WGS 84, Leavenworth. uncertainty: 500 m., Source: Digital Map, 47.553163°, -120.680683°; WGS 84, Georef'd by Ibro Polovina uncertainty: 210 m., Source: Digital Map, Phenology: Flowers. Origin: Native. Georef'd by Crystal Shin Two small shrubby trees. Same location Clayton Haberman s.n. 5-26-2012. Phenology: Flowers. Origin: Native. 26 Apr 1989 Clayton Haberman s.n. WTU-399610, WTU-V-005890 8 Apr 2010 WTU-399618, WTU-V-005894 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Prunus virginiana L. Warm Beach Senior Center, MHP #18, Stanwood. U.S.A., WASHINGTON, CHELAN COUNTY: 48.182059°, -122.352729°; WGS 84, Leavenworth. uncertainty: 300 m., Source: Digital Map, 47.59639°, -120.66028°; WGS84, uncertainty: Georef'd by Ibro Polovina 10000 m., Source: GeoLocate, Georef'd by Margin, mixed woods. Shrubby. Phenology: WTU Staff Flowers. Origin: Native. Rock outcrop, Ponderosa Pine-shrub. Phenology: Flowers. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 15 May 2010 15 May 2004 WTU-399615, WTU-V-005891 WTU-399620, WTU-V-005895 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, SNOHOMISH Prunus virginiana L. COUNTY: East Warm Beach Senior Community, U.S.A., WASHINGTON, SNOHOMISH Stanwood. COUNTY: 48.181907°, -122.348357°; WGS 84, 187th Street east of Happy Valley Road. uncertainty: 224 m., Source: Digital Map, 48.166159°, -122.274125°; WGS 84, Georef'd by Maria Yousoufian uncertainty: 301 m., Source: Digital Map, Mesic, mixed woods. Large tree. Phenology: Georef'd by Maria Yousoufian Flowers. Origin: Native. Roadside. Large shrub, 25 x 20 x 20 feet. Phenology: Flowers. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 7 Apr 2010 2 May 2007 WTU-399614, WTU-V-005892 WTU-399616, WTU-V-005896 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, SNOHOMISH COUNTY: COUNTY: Pioneer Highway, west Silvana. Happy Valley Tree Farm, Happy Valley. 48.224365°, -122.281242°; WGS 84, 48.187751°, -122.262495°; WGS 84, uncertainty: 5000 m., Source: Digital Map, uncertainty: 264 m., Source: Digital map, Georef'd by Ibro Polovina Georef'd by Maria Yousoufian Roadside, wet ditch. Large shrub to 20 feet. Phenology: Vegetative. Origin: Native. Phenology: Flowers. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. Feb 2009 17 Apr 2007 WTU-399624, WTU-V-005901 WTU-399621, WTU-V-005897 Rosaceae Rosaceae Prunus sargentii Rehder × Prunus subhirtella Miq. Prunus virginiana L. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, JEFFERSON COUNTY: COUNTY: John Marsh, Tulalip Shores. Falls View LF Camp Ground, Quilcene. 48.082995°, -122.32125°; WGS 84, 47.789338°, -122.924479°; uncertainty: 1500 uncertainty: 400 m., Source: Digital Map, m., Georef'd by Marina DeMarco Georef'd by Ibro Polovina Phenology: Vegetative. Origin: Native. Landscape. Phenology: Flowers. Origin: Introduced. Cultivated. Clayton Haberman s.n. Clayton Haberman s.n. 27 Aug 1991 19 Mar 2003 WTU-399619, WTU-V-005898 WTU-399625, WTU-V-005902

Rosaceae Rosaceae Prunus subhirtella Miq. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, SNOHOMISH U.S.A., WASHINGTON, SNOHOMISH COUNTY: COUNTY: Tulare Beach. ME #18, Warm Beach Senior Community, 48.101763°, -122.343202°; WGS 84, Stanwood. uncertainty: 650 m., Source: GeoLocate, 48.182083°, -122.352676°; WGS 84, Georef'd by Maria Yousoufian uncertainty: 300 m., Source: Digital Map, Landscape tree. c. autumnalia [var. Georef'd by Ibro Polovina autumnalis?]. Phenology: Flowers. Origin: Edge, mixed woods. Phenology: Fruits. Origin: Introduced. Cultivated. Native. Clayton Haberman s.n. Clayton Haberman s.n. 14 Mar 2004 5 Sep 2010 WTU-399622, WTU-V-005899 WTU-399626, WTU-V-005903

Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton ? U.S.A., WASHINGTON, OKANOGAN COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Winthrop. Bank of Icicle Creek, Sleeping Lady Lodge, 48.477923°, -120.186196°; WGS 84, West Leavenworth. uncertainty: 1636 m., Source: GeoLocate, 47.553047°, -120.680726°; WGS 84, Georef'd by Maria Yousoufian uncertainty: 210 m., Source: Digital Map, Phenology: Flowers. Origin: Native. Georef'd by Crystal Shin Phenology: Flowers. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 24 May 1989 6 May 2013 WTU-399623, WTU-V-005900 WTU-399627, WTU-V-005904 Rosaceae Rosaceae Prunus sp. Prunus virginiana L. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WISCONSIN, WAUSHARA COUNTY: COUNTY: North shore Pine Lake, Hancock. Warm Beach Senior Community, Stanwood. 44.132544°, -89.509792°; WGS 84, 48.181878°, -122.35046°; WGS 84, uncertainty: 667 m., Source: Digital Map, uncertainty: 360 m., Source: Digital Map, Georef'd by Maria Yousoufian Georef'd by Maria Yousoufian Sandy berm. Shrub. Phenology: Fruits. Origin: Landscape shrub, spring leaves dark red. Native. Phenology: Flowers. Origin: Introduced. Cultivated. Clayton Haberman s.n. Clayton Haberman s.n. 5 Jul 2013 17 Mar 2010 WTU-399685, WTU-V-005961 WTU-399628, WTU-V-005905 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, SNOHOMISH Grounds, Sleeping Lady Lodge, Icicle Creek, COUNTY: Leavenworth. South edge, MHP, Warm Beach Senior 47.553018°, -120.680683°; WGS 84, Community. uncertainty: 210 m., Source: Digital Map, 48.182072°, -122.352643°; WGS 84, Georef'd by Crystal Shin uncertainty: 300 m., Source: Digital Map, Small tree. Phenology: Flowers. Origin: Native. Georef'd by Ibro Polovina Mixed woods. Phenology: Fruits. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 11 May 2013 8 Jun 2010 WTU-399688, WTU-V-005963 WTU-399629, WTU-V-005906 Rosaceae Rosaceae Prunus virginiana L. Prunus serotina Ehrh. U.S.A., WASHINGTON, SNOHOMISH U.S.A., WISCONSIN, WAUSHARA COUNTY: COUNTY: Pine Lake (Hancock). 204th Street Northwest, east of Happy Valley 44.13008°, -89.509878°; WGS 84, Road. uncertainty: 715 m., Source: GeoLocate, 48.18117°, -122.258182°; WGS 84, Georef'd by Maria Yousoufian uncertainty: 460 m., Source: Digital Map, Lake side. Phenology: Fruits. Origin: Native. Georef'd by Maria Yousoufian Phenology: Vegetative. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 29 Jun 2003 Feb 2009 WTU-399648, WTU-V-005923 WTU-399686, WTU-V-005964

Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WISCONSIN, WAUSHARA COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Pine Lake (Hancock). Grounds, Sleeping Lady Lodge, Icicle Creek, 44.13008°, -89.509878°; WGS 84, Leavenworth. uncertainty: 715 m., Source: GeoLocate, 47.553163°, -120.680597°; WGS 84, Georef'd by Maria Yousoufian uncertainty: 210 m., Source: Digital Map, Shoreline. Phenology: Fruits. Origin: Native. Georef'd by Crystal Shin Small tree. Phenology: Fruits. Origin: Native. Clayton Haberman s.n. Clayton Haberman s.n. 29 Jun 2003 3 Oct 2012 WTU-399645, WTU-V-005924 WTU-399687, WTU-V-005966 Rosaceae Rosaceae Prunus americana Marshall Prunus speciosa (Koidz.) Nakai U.S.A., WISCONSIN, WAUKESHA COUNTY: U.S.A., MASSACHUSETTS, BARNSTABLE Rural central. COUNTY: Phenology: Flowers. Origin: Native. Heritage Museum, west of Upper Shawme Lake, Sandwich, Cape Cod. Marlin Johnson s.n. Elev. 10 m. 41.749° N, 70.503° W; Source: Specimen Jun 2009 Label In deciduous forest, with Prunus serotina, WTU-399689, WTU-V-005967 Quercus velutina, Q. coccinea. Adventive 4 meters tall. Phenology: Vegetative. Origin: Introduced. Peter F. Zika 26535 14 May 2014 Rosaceae WTU-400140, WTU-V-006336 Prunus armeniaca L. Rosaceae U.S.A., WASHINGTON, OKANOGAN COUNTY: Along 1.1 miles of Forest Service Road 39 Prunus incisa Thunb. (Toats Coulee Road) on the southeast slopes of Rattlesnake Mountain, 1.3 air kilometers south U.S.A., MASSACHUSETTS, BARNSTABLE of summit, near Loomis. COUNTY: Elev. 450 m. Heritage Museum, west of Upper Shawme 48.832° N, 119.677° W; Source: Specimen Lake, Sandwich, Cape Cod. Label Elev. 30 m. Naturalized on steep dry southeast-facing 41.748° N, 70.507° W; Source: Specimen brushy slope and on ledges, full sun, with Label Artemisia tridentata, Purshia tridentata, Rhus In Rhododendron planting, full sun. Adventive 4 glabra, Sambucus nigra subsp. caerulea, meters tall. Phenology: Flowers. Origin: Amelanchier. Small trees 3-5 meters tall, fruits Introduced. yellow to pinkish, 29-39 x 28-34 millimeters, slightly sweet, observe leaves being eaten by Peter F. Zika 26534 bighorns. Circa 30 trees of various ages scattered above road. Specimen used for 14 May 2014 illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2015. Phenology: WTU-400141, WTU-V-006337 Fruits. Origin: Introduced. Rosaceae Peter F. Zika 26776 16 Aug 2014 Prunus ×pugetensis Jacobson & Zika WTU-400168, WTU-V-006364 Rosaceae U.S.A., OREGON, CLACKAMAS COUNTY: Southwest slope of Mount Talbert, Mount Prunus incisa Thunb. Talbert Nature Park, Happy Valley. Elev. 160 m. U.S.A., MASSACHUSETTS, BARNSTABLE 45.4239° N, 122.5553° W; Source: Specimen COUNTY: Label Spring Hill Road near Juniper Hill Road, East Forested slope. Phenology: Flowers and Fruits. Sandwich, Cape Cod. Origin: Native. Elev. 6 m. 41.75° N, 70.462° W; Source: Specimen Jeff Lesh s.n. Label With Robinia pseudoacacia, Prunus serotina. 5 May 2014 White flowers fade pink, 25-30 millimeters diameter, petals 12-15 millimeters, erose; WTU-398421, WTU-V-006421 uncommon adventive small trees. Phenology: Flowers and Fruits. Origin: Introduced. Peter F. Zika 26525 12 May 2014 WTU-400139, WTU-V-006335 Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus emarginata (Douglas) Eaton U.S.A., OREGON, CLACKAMAS COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Southwest slope of Mount Talbert, Mount Blackbird Island, Wenatchee River, Talbert Nature Park, Happy Valley. Leavenworth. Elev. 160 m. Elev. 330 m. 45.4239° N, 122.5553° W; Source: Specimen 47.59° N, 120.66° W; Source: Specimen Label Label Forested slope. Phenology: Flowers. Origin: Partly shaded ground, with Populus. Native. Occasional. Phenology: Fruits. Origin: Native. Jeff Lesh s.n. Peter Zika 26591 with Fred Weinmann 22 Apr 2014 4 Jun 2014 WTU-398422, WTU-V-006424 WTU-400589, WTU-V-007003 Rosaceae Rosaceae Prunus virginiana L. Prunus ×pugetensis Jacobson & Zika U.S.A., OREGON, KLAMATH COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Wood River Wetland, north end of Klamath Blackbird Island, Wenatchee River, Lake; along south dike. Leavenworth. Elev. 4150 ft. Elev. 330 m. 42.58193° N, 121.94354° W; Source: 47.59° N, 120.66° W; Source: Specimen Specimen Label Label Top of dike. Tall shrub. Phenology: Fruits. Shady slopes, with Populus. Trees 4-6 meters Origin: Native. tall, uncommon. Phenology: Fruits. Origin: Native. Barbara L. Wilson 17715 with Nick Otting Peter Zika 26585 with Fred Weinmann 3 Jul 2013 4 Jun 2014 WTU-400674, WTU-V-007182 WTU-400238, WTU-V-006732 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus virginiana L. U.S.A., OREGON, CURRY COUNTY: North bank of Rogue River at Ferry Hole. U.S.A., WASHINGTON, KITTITAS COUNTY: Elev. 150 ft. Yakima Training Center. North Fork of Lmuma T36S R14W S9 SW1/4 Creek. Phenology: Flowers. Origin: Introduced. Elev. 637 m. 46.83063° N, 120.31078° W; WGS 84, Veva Stansell 3095 uncertainty: 200 m., Source: GPS Disturbed shrub-steppe with Artemisia 17 Mar 1997 tridentata, Leymus cinereus, Erigeron linearis, and Bromus tectorum. Uncommon in seasonal WTU-400513, WTU-V-006910 streambed. Phenology: Flowers and Fruits. Origin: Native. David Giblin 5125 with Peter Zika, Lisa Weigel Rosaceae 27 May 2014 Prunus avium (L.) L. WTU-406416, WTU-V-17417 U.S.A., WASHINGTON, CHELAN COUNTY: Blackbird Island, Wenatchee River, Leavenworth. Elev. 330 m. 47.59° N, 120.66° W; Source: Specimen Label Partly shaded ground, with Populus. Common adventive trees to 10 meters tall. Phenology: Fruits. Origin: Introduced. Peter Zika 26590 with Fred Weinmann 4 Jun 2014 WTU-400588, WTU-V-007002 Rosaceae Rosaceae Prunus mahaleb L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, CLARK COUNTY: U.S.A., OREGON, GRANT COUNTY: Northeast 72nd Avenue near Northeast 78th Long Creek Road between the North Fork John Street, Vancouver. Day River and the town of Ritter. Elev. 80 m. Elev. 3800 ft. 45.679° N, 122.599° W; Source: Specimen 44.93853° N, 119.20575° W; NAD 27, Label uncertainty: 9 m., Source: Specimen Label In thickets, near border of pasture, with In brushy young second growth conifer forest Pteridium, Amelanchier, Berberis aquifolium, with Juniperus, Pinus ponderosa, Festuca Oemleria. 4 meter tall adventives. Phenology: idahoensis, Purshia tridentata, Symphoricarpos. Fruits. Origin: Introduced. One large, multi-stemmed shrub. Phenology: Vegetative. Origin: Introduced. Peter F. Zika 26552 Barbara L. Wilson 14429 24 May 2014 with Richard E. Brainerd, Nick Otting WTU-401423, WTU-V-8378 13 Sep 2007 WTU-401494, WTU-V-8650 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., WASHINGTON, CLARK COUNTY: Northeast 72nd Avenue near Northeast 78th Prunus cerasifera Ehrh. Street, Vancouver. Elev. 80 m. U.S.A., OREGON, CLACKAMAS COUNTY: 45.679° N, 122.599° W; Source: Specimen Sandy. Label 45.33744° N, 122.23308° W; Source: Sunny mesic ground, near border of pasture, Specimen Label with Rosa multiflora, Oemleria. 5 meter tall Roadside, forest edge. Phenology: Vegetative. adventive tree. Phenology: Fruits. Origin: Origin: Introduced. Introduced. Jeff Lesh s.n. Peter F. Zika 26551 2 Oct 2014 24 May 2014 WTU-401493, WTU-V-8653 WTU-401417, WTU-V-8384 Rosaceae Rosaceae Prunus domestica L. Prunus cerasifera Ehrh. U.S.A., OREGON, BENTON COUNTY: Corvallis, along Highway 99W from Circle U.S.A., OREGON, CLACKAMAS COUNTY: Boulevard south to where the highway crosses [No further locality given on label.] the railroad tracks on a bridge. 45.34699° N, 122.59113° W; Source: Elev. 250 ft. Specimen Label 44.58877° N, 123.25307° W; WGS 84, In forest margins. Flowers white; leaves green; Source: Specimen Label abundant. Phenology: Flowers. Origin: Thicket on slope near the bridge. Phenology: Introduced. Vegetative. Origin: Introduced. Jeffrey T. Lesh s.n. Barbara L. Wilson 18042 4 Mar 2015 28 May 2014 WTU-401484, WTU-V-8660 WTU-401497, WTU-V-8648

Rosaceae Prunus cerasifera Ehrh. U.S.A., OREGON, CLACKAMAS COUNTY: Spring Park, Milwaukie. 45.434° N, 122.645° W; Source: Specimen Label Floodplain-riparian. Phenology: Vegetative. Origin: Introduced. J. Lesh 102113JL0931 21 Oct 2013 WTU-401481, WTU-V-8664 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, LINCOLN COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Fishtrap Lake area. West side of lake near Along Forest Road 1115 0.1 miles west of abandoned corral. United States Highway 97. Elev. 670 m. Elev. 750 m. 47.3253° N, 117.8774° W; WGS 84, 47.24805° N, 120.69647° W; T20N R17E S3; uncertainty: 100 m., Source: Digital map WGS 84 Low basalt rimrock bluff with mix of scabland Fairly dry, gravelly soil; 20° south-facing slope; and loess mounds; Triteleia grandiflora, open coniferous forest. Other plants: Artemisia rigida, Pseudoroegneria spicata, and Pseudotsuga menziesii, Symphoricarpos albus, Leymus cinereus common. Scattered at base of Lithophragma parviflorum. Flowers white; basalt rimrock; shrub to 2 meters tall. common. Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Native. Don Knoke 2360 David Giblin 4076 15 May 2013 21 May 2012 WTU-409226, WTU-V-023165 WTU-415202, WTU-V-032644

Rosaceae Rosaceae Prunus domestica L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, ISLAND COUNTY: U.S.A., WASHINGTON, LINCOLN COUNTY: Whidbey Island. Just north of Fort Casey. Fishtrap Lake area. West side of lake near Intersection of South Fort Casey Road and abandoned corral. South Engle Road. Elev. 670 m. 48.169751°, -122.677609°; WGS 84, 47.3253° N, 117.8774° W; WGS 84, uncertainty: 250 m., Source: Digital Map, uncertainty: 100 m., Source: Digital map Georef'd by Marina DeMarco Low basalt rimrock bluff with mix of scabland Plants to 3 meters tall forming a dense thicket. and loess mounds; Triteleia grandiflora, Flowers white. Phenology: Flowers. Origin: Artemisia rigida, Pseudoroegneria spicata, and Introduced. Leymus cinereus common. Scattered in open areas; shrubs to 4 meters tall. Phenology: Lex Voorhoeve s.n. Flowers. Origin: Native. 8 Apr 2014 David Giblin 4079 WTU-403384, WTU-V-011663 21 May 2012 WTU-415200, WTU-V-032646 Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, GARFIELD COUNTY: Prunus emarginata (Douglas) Eaton Deadman Hill Road along south bank of Snake River. U.S.A., WASHINGTON, COLUMBIA COUNTY: Elev. 202 m. Wooten Wildlife Area. Hillside to the east of 46.65229° N, 117.762° W; WGS 84, Hartsock Grade Road where stream crosses uncertainty: 50 m., Source: GPS under road. North-facing embankment above and below; Elev. 829 m. overall heavily disturbed and degraded; 46.37361° N, 117.70573° W; WGS 84, Dipsacus fullonum common and abundant uncertainty: 100 m., Source: Digital map below road. Uncommon; tree to 3 meters tall. West-facing slope with rocky outcroppings; Phenology: Fruits. Origin: Native. Pseudoroegneria spicata dominates slope with Lupinus sulphureus common; other parts of David Giblin 4828 hillside dominated by Symphoricarpos albus where wet and Centaurea solstitialis? on upper 23 May 2013 slopes. Scattered in riparian zone at base of slope. Phenology: Flowers. Origin: Native. WTU-418284, WTU-V-039011 David Giblin 3788 18 May 2011 WTU-411396, WTU-V-025024 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus avium (L.) L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, KING COUNTY: South side of Mount Adams. Road 762. Intersection of Miller River Road and Highway 2, ca. 4 miles NW of Elev. 1219 m. Skykomish. Phenology: Flowers. Origin: Native. Elev. 238 m. 47.730705° N, 121.40913° W; WGS 84, uncertainty: 14 m., David Biek 04-3 28 May 2004 Source: GPS, Georef'd by Ben Legler with Susan McDougall Weedy slope between highway and river, dominated by Rubus bifrons. Petals white with faint pink tinge; several small trees to ca. 8 Herbarium: WTU meters tall. Phenology: Flowers. Ben Legler 12573 4 May 2013 Rosaceae Herbarium: WTU Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, YAKIMA COUNTY: Rosaceae Southeast side of Mount Adams. Road 6? Elev. 1400 m. Prunus laurocerasus L. 46° 6.052' N, 121° 22.114' W; Source: Field notes Shrub with four major stems, 1.5 meters tall. Phenology: Flowers. U.S.A., WASHINGTON, KING COUNTY: Origin: Native. South Woods Park, between NE 150th St and Shorecrest High School, south end of Shoreline. David Biek 05-15 4 Jun 2005 Elev. 102 m. with Susan McDougall 47.738587° N, 122.303841° W; WGS 84, uncertainty: 6 m., Source: GPS Herbarium: WTU Brushy, shaded understory of mature Pseudotsuga menziesii forest, with some Arbutus menziesii; understory of Gaultheria shallon, Vaccinium parviflorum, Berberis nervosa, Ilex aquifolium, Hedera Rosaceae helix, and other native and introduced shrubs. Flowers white, in loose racemes; shrubs to 4 meters tall, scattered and naturalized Prunus ×pugetensis Jacobson & Zika throughout park. Phenology: Flowers. U.S.A., WASHINGTON, KING COUNTY: Ben Legler 13414 12 Apr 2015 In Lawton Park, Seattle. Elev. 213 ft. Herbarium: WTU 47° 39' 19.33" N, 122° 23' 26.54" W; Source: Specimen Label Tree. Phenology: Vegetative. Origin: Introduced. Rosaceae A. L. Jacobson 26895 Prunus laurocerasus L. 9 Aug 2014 U.S.A., WASHINGTON, KING COUNTY: South Woods Park, between NE 150th St and Shorecrest High WTU-404104, WTU-V-012278 School, south end of Shoreline. Elev. 102 m. 47.738587° N, 122.303841° W; WGS 84, uncertainty: 6 m., Source: GPS Rosaceae Brushy, shaded understory of mature Pseudotsuga menziesii forest, with some Arbutus menziesii; understory of Gaultheria shallon, Prunus cerasifera Ehrh. Vaccinium parviflorum, Berberis nervosa, Ilex aquifolium, Hedera helix, and other native and introduced shrubs. Flowers white, in short U.S.A., WASHINGTON, KING COUNTY: (3-4 cm long), dense, erect racemes; leaves evergreen, 6-10 cm; Overflow parking area for Little Si trailhead along Mt. Si Road just small adventive shrub ca. 1.5 meters tall at base of Pseudtsuga. north of bridge over Snoqualmie River; Northbend. Phenology: Flowers. Elev. 128 m. 47.487788° N, 121.756295° W; WGS 84, uncertainty: 13 m., Ben Legler 13416 12 Apr 2015 Source: GPS, Georef'd by Ben Legler Deciduous forest at base of rocky bald; south exposure. Petals Herbarium: WTU white, 10 x 7 mm; saplings and small trees to about 8 meters tall, locally common and fully naturalized, spreading up slope towards balds. Phenology: Flowers. Ben Legler 12566 30 Mar 2013 Herbarium: WTU Rosaceae Rosaceae Prunus laurocerasus L. Prunus domestica L. U.S.A., WASHINGTON, LEWIS COUNTY: U.S.A., OREGON, CLACKAMAS COUNTY: Carlisle Park, along east side of Carlisle [No further locality given on label.] Avenue, north side of Onalaska. 45.34699° N, 122.59113° W; Source: Elev. 137 m. Specimen Label 46.58052° N, 122.71941° W; WGS 84, On roadside. Weedy. Phenology: Flowers. uncertainty: 10 m., Source: GPS, Georef'd by Origin: Introduced. Ben Legler Patch of remnant old growth Pseudotsuga Jeffrey T. Lesh s.n. menziesii forest; shaded understory with with Vancouveria hexandra, Oxalis sp., Trillium 5 Mar 2015 ovatum, Hedera helix. Large shrubs to 4 meters tall, scattered and naturalized in understory. WTU-404735, WTU-V-013073 Phenology: Flowers. Ben Legler 13495 with Sara Legler Rosaceae 9 May 2015 Prunus domestica L. WTU-410827, WTU-V-025959 U.S.A., OREGON, CLACKAMAS COUNTY: [No further locality given on label.] 45.34699° N, 122.59113° W; Source: Specimen Label Rosaceae On roadside. Weedy. Phenology: Fruits. Origin: Introduced. Prunus avium (L.) L. Jeffrey T. Lesh s.n. U.S.A., WASHINGTON, KITTITAS COUNTY: Wenatchee National Forest: Salmon La Sac Campground, adjacent 20 Jul 2015 to camp site #53 between campground and Cooper River. Elev. 726 m. WTU-404736, WTU-V-013074 47.400997° N, 121.102088° W; WGS 84, uncertainty: 6 m., Source: GPS, Georef'd by Ben Legler Dry, cobble side channel of river, rarely flooded; among open river bottom conifer forest, with Corylus cornuta and Rhamnus purshiana. Rosaceae Single small tree 4 meters tall with arching trunk ca 12 cm diameter at base; no fruits found. Phenology: Vegetative. Prunus lusitanica L. Ben Legler 13919 19 Sep 2015 U.S.A., WASHINGTON, KING COUNTY: Near southeast corner of South Woods Park; Shoreline. Herbarium: WTU 47.737569°, -122.307302°; WGS 84, uncertainty: 142 m., Source: Digital Map, Georef'd by Joseph Stormer Dry Pseudotsuga forest with understory of Berberis nervosa, Rubus Rosaceae ursinus, Ilex aquifolium, Hedera helix. Sterile sapling ca 3 meters tall with erect central leader and spreading branches; leaves evergreen, Prunus spinosa L. glossy, widest below middle; 7 naturalized plants seen, widely scattered through park, ranging from 1 meter to 5 meters tall. U.S.A., OREGON, CLACKAMAS COUNTY: Phenology: Vegetative. [No further locality given on label.] 45.34699° N, 122.59113° W; Source: Ben Legler 14008 22 Nov 2015 Specimen Label Phenology: Vegetative. Origin: Introduced. Herbarium: WTU Jeffrey T. Lesh s.n. Rosaceae 20 Jul 2015 Prunus lusitanica L. WTU-404734, WTU-V-013072 U.S.A., WASHINGTON, KING COUNTY: Southeast side of Hamlin Park in large patch of woods between school and sports fields; Shoreline. Elev. 110 m. 47.744805° N, 122.304686° W; WGS 84, uncertainty: 9 m., Source: GPS, Georef'd by Ben Legler Partially shade slope in understory of Pseudotsuga woods, with Berberis nervosa, Hedera helix, Ilex aquifolium. Single small adventive tree ca 4 meters tall growing wild in understory, with single erect trunk and horizontally spreading branches, glossy evergreen leaves; sterile. Phenology: Vegetative. Ben Legler 14010 16 Jan 2016 Herbarium: WTU Rosaceae Rosaceae Prunus mahaleb L. Prunus lusitanica L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., WASHINGTON, KING COUNTY: Along Deer Harbor Road ca 2 air km northeast South Woods Park, oneast side of park close to 25th Avenue; of Deer Harbor, Orcas Island. Shoreline. Elev. 2 m. Elev. 112 m. 48.639553° N, 122.99151° W; WGS 84, 47.73843° N, 122.303139° W; WGS 84, uncertainty: 12 m., uncertainty: 13 m., Source: GPS, Georef'd by Source: GPS, Georef'd by Ben Legler Ben Legler Dry Pseudotsuga forest with understory of Berberis nervosa, Rubus Partly shaded road cut under mixed, brushy ursinus, Ilex aquifolium, Hedera helix. Petals white, spreading; forest; thin mesic soil over bedrock. Petals racemes drooping; small adventive tree ca 4 meters tall growing wild white, 6-7 x 4-5 mm; ovary glabrous; sepals, in understory, with single erect trunk and horizontally spreading hypanthium, and peds glabrous; inflorescence branches, glossy evergreen leaves widest below middle; other small corymbose; leaves cordate, very sparsely hairy saplings scattered in park. Photographed. Phenology: Flowers. below, folded in bud; single small tree ca 5 meters tall growing wild on road cut, with P. Ben Legler 14089 22 May 2016 avium. Photographed. Phenology: Flowers. Herbarium: WTU Ben Legler 14018 3 Apr 2016 Herbarium: WTU Rosaceae Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, KITTITAS COUNTY: Prunus ×pugetensis Jacobson & Zika Puget Sound Energy Wild Horse Wind Facility, north-south drainage between Government U.S.A., WASHINGTON, KING COUNTY: Spring and Thorn Spring, Whiskey Dick Creek 25th Avenue NE across from intersection with watershed. NE 153rd Street, on east edge of South Woods Elev. 3315 ft. Park, Shoreline. 47.03815° N, 120.20055° W Elev. 106 m. Shrub-steppe/sagebrush/riparian/open 47.739024° N, 122.302088° W; WGS 84, woodland habitat, lower east-facing slope above uncertainty: 3 m., Source: GPS, Georef'd by drainage channel. Other plants: Ribes cereum, Ben Legler Lupinus polyphyllus, grasses, Thalictrum Edge of Pseudotsuga menziesii woods, occidentale, Senecio serra. Shrubs 1-2 meters adjacent to road; with thicket of Prunus x tall, leaves finely serrate, multiple flowers in pugetensis. Petals white; inflorescences varying pendulant racemes, flowers white with yellow from subsessile and umbellate to stalked center; common. Phenology: Flowers. Origin: umbels to umbellate corymbs, on same tree; Native. patch of mature trees and saplings on forest edge, largest to ca 20 meters with basal diam. Ron Bockelman 15-53 26 May 2015 ca 35 cm. Photographed. Phenology: Flowers. WTU-420494, WTU-V-047196 Ben Legler 14031 16 Apr 2016 Rosaceae WTU-410013, WTU-V-024050 Prunus virginiana L. Rosaceae U.S.A., WASHINGTON, SNOHOMISH COUNTY: Mt. Baker-Snoqualmie National Forest: base of rock faces ca 300 Prunus padus L. meters northwest of junction of Green Mountain Road and Forest Service Road 26; Suiattle River Valley. U.S.A., WASHINGTON, SNOHOMISH Elev. 522 m. COUNTY: 48.25676° N, 121.262968° W; WGS 84, uncertainty: 20 m., North shore of Edmount Island in center of Lake Source: GPS Ballinger. Southwest facing cliffs and ledges of exposed marble band Elev. 86 m. associated with Chiwaukum Schist, Nason Terrane, lightly shaded 47.783228° N, 122.330049° W; WGS 84, by Philadelphus lewisii and other shrubs, among Pseudotsuga uncertainty: 4 m., Source: GPS, Georef'd by menziesii forest. Fruits immature, ripening to dark red; shrubs ca 2-4 Ben Legler meters tall, forming patch in mossy soil of ledge. Phenology: Fruits. Small, flat island dominated by young Betula pendula, margins with Alnus rubra, Salix. Petals Ben Legler 14210 29 Jul 2016 white, 8-10 x 7-8 mm; shrubs ca 3 meters tall, with Ed Alverson, Peter Zika forming small patch at waterline. Phenology: Flowers. Herbarium: WTU Ben Legler 14033 16 Apr 2016 WTU-410014, WTU-V-024047 Rosaceae Rosaceae Prunus virginiana L. Prunus laurocerasus L. U.S.A., IDAHO, VALLEY COUNTY: U.S.A., WASHINGTON, CLALLAM COUNTY: Payette National Forest. Forest Road 361 Center of south shore of Lake Sutherland, by approximately 100 meters northeast of junction boat launch, Elwha River drainage, 7.2 air with Forest Road 48. kilometers north northeast of Lizard Head Peak, Elev. 1241 m. Olympic Peninsula. 45.05565° N, 115.75392° W; WGS 84, Elev. 160 m. uncertainty: 30 m., Source: GPS 48.074° N, 123.711° W; Source: Specimen South-facing embankment beneath open Pinus Label ponderosa and Larix occidentalis overstory; Occasional at edge of forest, with Thuja, Acer Bromus tectorum abundant. Uncommon; shrub macrophyllum. Evergreen adventives 1-4 to 3 meters tall. Phenology: Fruits. Origin: meters tall. Phenology: Vegetative. Origin: Native. Introduced. Veanna Willard 2015-54 Peter F. Zika 27272 with Mike Carlson, Audrey Ragsac, David Giblin 27 Aug 2015 12 Jul 2015 WTU-407629, WTU-V-020839 WTU-415629, WTU-V-033489 Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus virginiana L. U.S.A., OREGON, GRANT COUNTY: Middle Fork John Day River Valley, Upper U.S.A., WASHINGTON, PIERCE COUNTY: Middle Fork Road (County Road 20; 11.9 air Joint Base Lewis-McChord, TA-13, Muck Creek miles west-northwest of Austin Junction; 0.3 overflow channel. road miles west of Sunshine Guard Station.) 47.0222° N, 122.43964° W; WGS 84, Elev. 3700 ft. Source: GPS UTM Zone 11, 364742E, 4947198N; WGS 84 In woods and prairie edges. Occasional. To 5 Gravelly road fill. With Ericameria nauseosa, meters tall. Phenology: Flowers and Fruits. Pseudoroegneria spicata, Bromus inermis, Origin: Native. Thinopyrum intermedium. Small, multistemmed tree, circa 3 meters tall; browsed to circa meters Peter Dunwiddie 16-69 [sic] height. Phenology: Vegetative. Origin: with Rod Gilbert, Sarah Krock Introduced. 27 Apr 2016 R. E. Brainerd 2350 WTU-417349, WTU-V-037174 14 Sep 2014 WTU-407645, WTU-V-020855 Rosaceae Prunus cerasifera Ehrh. Rosaceae U.S.A., WASHINGTON, GRAYS HARBOR Prunus cerasifera Ehrh. COUNTY: Monte-Elma Road at Monte-Brady Road just U.S.A., OREGON, BENTON COUNTY: east of Montesano. Northeast slope of Witham Hill, near Northwest Elev. 100 ft. Circle Boulevard. 46° 59.116' N, 123° 33.664' W; Source: Elev. 100 m. Specimen Label 44.585° N, 123.291° W; Source: Specimen Silt loam. With Oemleria cerasifera, Rubus Label armeniacus, Ranunculus repens, Dicentra Naturalized in partial shade, oak woods, with formosa. Riparian strip in agricultural area. Quercus garryana, Pseudotsuga menziesii. Uncommon. Phenology: Flowers. Origin: Small tree, petals pale pink, anthers yellow, Introduced. leaves purplish-green, rolled in bud. Phenology: Flowers. Origin: Introduced. Regina Johnson 2014-007 P. F. Zika 27604 15 Mar 2014 with R. E. Brainerd WTU-408090, WTU-V-021328 27 Feb 2016 WTU-407892, WTU-V-021748 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, COWLITZ COUNTY: U.S.A., OREGON, MARION COUNTY: East side of Interstate-5, near Todd Road. East side of Interstate-5, near Perkins Street Elev. 30 m. Northeast and historical location of Lake Labish. 45.976° N, 122.82° W; Source: Specimen Elev. 60 m. Label 45.028° N, 122.983° W; Source: Specimen Occasional adventive in thickets at edge of Label forest. Small tree to 5 meters tall, petals white, Naturalized in sunny thickets. Small tree 4 leaves green. Phenology: Flowers. Origin: meters tall, petals white, anthers yellow, leaves Introduced. green, rolled in bud. Phenology: Flowers. Origin: Introduced. Peter F. Zika 27600 Peter F. Zika 27602 26 Feb 2016 26 Feb 2016 WTU-407888, WTU-V-021752 WTU-407885, WTU-V-021757 Rosaceae Prunus cerasifera Ehrh. Rosaceae U.S.A., WASHINGTON, CLARK COUNTY: Prunus cerasifera Ehrh. East side of Interstate-5, near East Fork Lewis River. U.S.A., OREGON, POLK COUNTY: Elev. 50 m. Route 22 near Oak Grove Road. 45.869° N, 122.707° W; Source: Specimen Elev. 60 m. Label 44.933° N, 123.15° W; Source: Specimen Occasional adventive in thickets at edge of Label forest, with Acer macrophyllum. Small tree, Naturalized in sunny thickets. Small trees, petals white, leaves green. Phenology: Flowers. petals pale pink, anthers yellow, leaves Origin: Introduced. purplish-green, rolled in bud. Phenology: Flowers. Origin: Introduced. Peter F. Zika 27601 Peter F. Zika 27603 26 Feb 2016 26 Feb 2016 WTU-407887, WTU-V-021753 WTU-407884, WTU-V-021759 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus cerasifera Ehrh. U.S.A., OREGON, MARION COUNTY: East side of Interstate-5, near Perkins Street U.S.A., WASHINGTON, PIERCE COUNTY: Northeast and historical location of Lake Labish. Ashford, SR 702, north side at MP 10. Elev. 60 m. Elev. 1500 ft. 45.028° N, 122.983° W; Source: Specimen 46° 45.372' N, 121° 59.473' W; Source: Label Specimen Label Naturalized in sunny thickets. Small tree 4 Cindery sandy loam. With Pseudotsuga meters tall, petals white, anthers yellow, leaves menziesii, Tsuga heterophylla, Rubus green, rolled in bud. Phenology: Flowers. Origin: armeniacus, Urtica dioica. Rural highway Introduced. through farmland/coniferous forest. Purple leaves, pink corolla, pedicels, sepals. Petals Peter F. Zika 27602 pink in bud, fade to white on opening. Uncommon. Phenology: Flowers. Origin: 26 Feb 2016 Introduced. WTU-407886, WTU-V-021755 Regina Johnson 2014-008 31 Mar 2014 WTU-408099, WTU-V-021317 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SKAMANIA COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: Beacon Rock State Park, at boat ramp on bank Eatonville on Alder Cutoff Road MP 6, south of Columbia River. side, at bend in road. Elev. 100 ft. Elev. 1000 ft. 45° 37.31' N, 122° 1.237' W; Source: 46° 51.678' N, 122° 15.057' W; Source: Specimen Label Specimen Label Stony clay loam. With Acer macrophyllum, Silt loam. With Populus trichocarpa, Rubus Populus trichocarpa, Alnus rubra, Corylus armeniacus, Acer circinatum. Rural highway cornuta, Hedera helix, Urtica dioica, through farmland/coniferous forest. Green Symphoricarpos albus. Uncommon. leaves, sepals and stamens flushed pink. Phenology: Flowers. Origin: Introduced. Uncommon. Phenology: Flowers. Origin: Introduced. Regina Johnson 2014-024 Regina Johnson 2014-009 4 Apr 2014 31 Mar 2014 WTU-408095, WTU-V-021321 WTU-408092, WTU-V-021326

Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, PIERCE COUNTY: Eatonville on Alder Cutoff Road MP 6, west side U.S.A., IDAHO, SHOSHONE COUNTY: at bend in road. Character Peak Area #1. Cinnabar Creek Elev. 1000 ft. Watershed, just southwest of power line. 47° 51.678' N, 123° 15.057' W; Source: [Elevation approximate, from digital map.] Specimen Label, Invalid coordinates (located Elev. 4400 ft. outside county bounds). 47.6327° N, 116.0374° W; Source: GPS, Silt loam with Alnus rubra, Rubus spectabilis, Digital map Oemleria cerasifera, Polystichum munitum. Open south-facing slope and saddle. Rural highway through farmland/coniferous Pseudotsuga and Pinus contorta 8 meters tall or forest. Purple leaves. Uncommon. Phenology: less scattered. Ceanothus, Holodiscus, Flowers. Origin: Introduced. Vaccinium understory on south side; Populus, Pinus monticola and Pseudotsuga on north side Regina Johnson 2014-010 of saddle. With Abies amabilis, Alnus incana. Phenology: Fruits. Origin: Native. 31 Mar 2014 Doug Williams 2016-17 10 Jul 2016 WTU-408093, WTU-V-021323 WTU-420608, WTU-V-048230

Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus virginiana L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: Klickitat River east bank, approximately MP 2.7 No locality given. on SR 142. Elev. 250 ft. Elev. 150 ft. T20N R2E S34; WGS 84, uncertainty: 63000 45° 43.113' N, 121° 15.445' W; Source: m., Source: Digital Map, Georef'd by Ibro Specimen Label Polovina Cobbly loam. With Quercus garryana, Pinus Origin: Native. ponderosa, Holodiscus discolor, Philadelphus lewisii, Symphoricarpos sp., Lomatium grayi. Mengert 33West Oak/pine woodland in river canyon. Uncommon. Phenology: Flowers. Origin: Introduced. 1 May 1977 Regina Johnson 2014-025 WTU-405718, WTU-V-016764 1 Apr 2014 WTU-408094, WTU-V-021324 Rosaceae Rosaceae Prunus virginiana L. Prunus emarginata (Douglas) Eaton U.S.A., WASHINGTON, STEVENS COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Horseshoe Lake Road. Above north end of Bettas Road, 7.7 air 48.243555°, -117.622708°; WGS 84, kilometers northeast of Bristol. uncertainty: 4000 m., Source: Digital Map, Elev. 760 m. Georef'd by Crystal Shin 47.178° N, 120.706° W; Source: Specimen Dry to moist forests and meadows. Phenology: Label Flowers. Origin: Native. Brushy east-facing slope, with Purshia, Symphoricarpos, scattered Pinus ponderosa. unknown s.n. White petals 5 millimeters, flowers 11-12 millimeters diameter, shrubs and small trees to 24 May 2004 4 meters tall; common. Phenology: Flowers and Fruits. Origin: Native. WTU-405609, WTU-V-016929 Peter F. Zika 27642 23 Apr 2016 Rosaceae WTU-410460, WTU-V-024610 Prunus virginiana L. U.S.A., WASHINGTON, OKANOGAN COUNTY: Rosaceae Near north bank of Okanogan River, west of Woody Island, south of Ione Street, Okanogan. Prunus emarginata (Douglas) Eaton Elev. 245 m. 48.3503° N, 119.5998° W; Source: Specimen U.S.A., WASHINGTON, STEVENS COUNTY: Label Western Colville National Forest and Vicinity: Sunny openings, in riparian forest, with Rosa, Iron Mountains: High Lake, circa 1.25 air miles Populus trichocarpa, Ulmus glabra, Crataegus east-southeast of Addy; spur road from Forest douglasii, Acer negundo. Common shrubs, Road 9535. flowers 6-8 millimeters diameter. Phenology: Elev. 3400 ft. Flowers. Origin: Native. T33N R40E S19 NE1/4 & S20 NW1/4; WGS 84, uncertainty: 500 m., Source: Digital Map, Peter F. Zika 27722 Georef'd by Sara Shiina Hillside and rocky outcrops around lake, mostly 3 May 2016 south facing; south and west side of lake is a 10 year old clearcut; east side of lake is rock WTU-410444, WTU-V-024485 outcrops with undisturbed scattered ponderosa pine. Phenology: Flowers. Origin: Native. Jean Wood 319 24 May 1995 Rosaceae WTU-410678, WTU-V-024805 Prunus cerasifera Ehrh. U.S.A., WASHINGTON, WHATCOM COUNTY: Rosaceae Southwest slope of Sehome Hill, near Northwest McDonald Parkway. Prunus emarginata (Douglas) Eaton Elev. 90 m. 48.729° N, 122.49° W; Source: Specimen U.S.A., WASHINGTON, FERRY COUNTY: Label Colville National Forest. Bangs Mountain Vista. Sunny or partly shaded thickets, with Elev. 3150 ft. Pseudotsuga menziesii, Acer macrophyllum, T35N R37E S7 NWNW; WGS 84, uncertainty: Rubus armeniacus, Polystichum munitum. 2000 m., Source: Digital Map, Georef'd by Large shrubs 3-5 meters tall, white flowers, Sara Shiina yellow anthers, green leaves. Phenology: Veg. type/Associated plants: DF, Phma. Flowers and Fruits. Origin: Introduced. Phenology: Flowers. Origin: Native. Peter F. Zika 27609 RCP 462 5 Mar 2016 23 May 1973 WTU-410484, WTU-V-024599 WTU-410680, WTU-V-024807 Rosaceae Rosaceae Prunus virginiana L. Prunus virginiana L. U.S.A., WASHINGTON, FERRY COUNTY: U.S.A., WASHINGTON, STEVENS COUNTY: Colville National Forest. Bangs Mountain Vista. Colville National Forest- KFRD. About 30 miles Elev. 3150 ft. north of Kettle Falls. Proceed west crossing T35N R37E S7 NWNW; WGS 84, uncertainty: Lake Roosevelt on Highway 395, then north for 2000 m., Source: Digital Map, Georef'd by 11 miles to the Barstow store and turn right, Sara Shiina crossing the Kettle River on County Road 4013 Veg. type/Associated plants: DF, Phma. heading north to Pierre Lake. Proceed north Phenology: Vegetative. Origin: Native. past the lake to an intersection taking the Forest Service Road .030 [sic] through Box Canyon RCP 464 and continue past Summit Lake. Turn right on Forest Service Road 180 for 1 mile and then 23 May 1973 turn left on the 255 road continuing uphill to a location 1/2 mile past the junction of the 257 WTU-410681, WTU-V-024808 road. Follow the creek upstream for another 1/2+ mile nearing the top of Hope Mountain. Elev. 4200-4400 ft. T40N R37E S5 SE1/4 of SE1/4; WGS 84, Rosaceae uncertainty: 2000 m., Source: Digital Map, Georef'd by Crystal Shin Prunus virginiana L. On a dry southwest-facing slope. Plants scattered throughout this southwest-facing U.S.A., WASHINGTON, FERRY COUNTY: slope, which becomes drier as approaching the [No locality given on label.] upper slopes of Hope Mountain. Phenology: Elev. 3600 ft. Flowers. Origin: Native. T35 R32 S29 SE1/4 SW1/4; WGS 84, uncertainty: 300 m., Source: Digital Map, Kirk W. Larson 123 7 May 1992 Georef'd by Joseph Stormer with Karen (Brown) Larson Veg. type/Associated plants: PSME-PHMA. Flower color: cream white. Phenology: Flowers. WTU-410684, WTU-V-024811 Origin: Native. T. W. 20 Rosaceae 19 Jun 1974 Prunus cerasifera Ehrh. WTU-410682, WTU-V-024809 U.S.A., WASHINGTON, SKAGIT COUNTY: East side of Interstate-5, near milepost 239 and Overpass Road. Elev. 80 m. Rosaceae 48.605° N, 122.345° W; Source: Specimen Label Prunus virginiana L. In sunny or partly shaded thickets, forest edge, with Acer macrophyllum. Small trees 5 meter U.S.A., WASHINGTON, FERRY COUNTY: tall, white flowers, yellow anthers, green leaves; Western Colville National Forest and Vicinity: adventive. Sherman Creek Wildlife Recreation Area: along Sherman Creek, circa 4 air miles Peter F. Zika 27610 west-southwest of Kettle Falls; toward Inchelium along Washington Highway 3; circa 0.5 miles 5 Mar 2016 south of junction of Washington highways 3 and 20. WTU-410476, WTU-V-024551 Elev. 1700-1800 ft. T36N R37E S28 SE; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Rosaceae Legler Flat benches on both sides of road, gravel bank Prunus persica (L.) Batsch of road cut west/northeast exposure, ravine of creek; ponderosa pine flats, gravel pit, disturbed U.S.A., WASHINGTON, CHELAN COUNTY: roadside, mixed forest creekside. Phenology: Split Rock Trailhead at west end of Circle Street, southwest Flowers. Origin: Native. Wenatchee. Elev. 326 m. Jean Wood 60 20 May 1995 47.396817° N, 120.329776° W; WGS 84, uncertainty: 15 m., Source: Digital Map, Georef'd by Ben Legler WTU-410683, WTU-V-024810 Dry soil shaded by mature Ulmus pumila along fenceline, backed by a weedy slope with Balsamorhiza sagittata and Poa secunda. Petals reddish-pink, obovate-orbicular, ca. 17 x 14 mm; sepals pubescent; ovary pubescent; leaves essentially glabrous; single multi-stemmed sapling ca 3 meters tall, adventive. Photographed. Phenology: Flowers. Ben Legler 14488 30 Apr 2017 Herbarium: WTU Rosaceae Rosaceae Prunus avium (L.) L. Prunus avium (L.) L. U.S.A., IDAHO, IDAHO COUNTY: U.S.A., WASHINGTON, WHATCOM COUNTY: S bank of Salmon River. SW side of Manning East side of Whatcom Creek, Cornwall Avenue Bridge, 6 air km ENE of Warm Springs Point, near Central Avenue, Bellingham. 13.3 road miles E of bridge in Riggins. Elev. 15 m. Elev. 570 m. 48.754° N, 122.477° W; Source: Specimen 45.4011° N, 116.11685° W; Source: Label Specimen Label Adventive at edge of riparian forest, with Steep rocky slope, N aspect, full sun, with Pseudotsuga menziesii, Acer macrophyllum. Crataegus douglasii, S bank of Salmon River. 5 Tree 6 meters tall, petals white, 21 millimeters m tall adventive trees, fruit red, ripens to black. diameter, sepals reflexed. Phenology: Flowers. Phenology: Vegetative. Origin: Introduced. Origin: Introduced. Peter F. Zika 27803B Peter F. Zika 27607 30 May 2016 5 Mar 2016 WTU-412757, WTU-V-028009 WTU-407913, WTU-V-021684

Rosaceae Rosaceae Prunus virginiana L. Prunus tomentosa Thunb. CANADA, BRITISH COLUMBIA: JAPAN: Above Valley View Drive, near Kamloops, Tokyo Thompson-Nicola Regional District. 35.700063°, 139.747817°; WGS 84, Elev. 380 m. uncertainty: 20000 m., Source: Digital Map, 50.67° N, 120.231° W; Source: Specimen Georef'd by Dan Post Label Cultivated. Reference specimen for illustration in Steep dry north slope, full sun, sandy soil, with Revision of "Flora of the Pacific Northwest", Artemisia tridentata, Heuchera, Achillea. WTU Herbarium, 2017. Phenology: Flowers. Common shrubs 2.5 meters tall, white flowers Cultivated. 10-11 millimeters diameter. Phenology: Flowers. Origin: Native. Masami Mizushima 414 Peter F. Zika 27664 14 Apr 1952 29 Apr 2016 WTU-183754, WTU-V-032554 WTU-410465, WTU-V-024471 Rosaceae Rosaceae Prunus virginiana L. Prunus cerasifera Ehrh. U.S.A., OREGON, CLACKAMAS COUNTY: Along Wright Rd.; Molalla, OR. U.S.A., WASHINGTON, COWLITZ COUNTY: 45.161787° N, -122.530094° W; Source: East side of Interstate-5, near Rose Valley Specimen Label, Inverted longitude. Road. Unmanaged edge / hedgerow between roadside Elev. 20 m. and field. 45.087° N, 122.868° W; Source: Specimen Label, Invalid coordinates (located outside Jeffrey T. Lesh 212 county bounds). with Dominic Maze Thickets at edge of forest, with Acer macrophyllum. Naturalized shrub 3 meters tall. 5 May 2016 Phenology: Flowers. Origin: Introduced. WTU-415981, WTU-V-034345 Peter F. Zika 27599 26 Feb 2016 WTU-410455, WTU-V-024476 Rosaceae Rosaceae Prunus pumila L. var. besseyi (L.H. Bailey) Gleason Prunus virginiana L. U.S.A., OREGON, UMATILLA COUNTY: U.S.A., OREGON, MULTNOMAH COUNTY: Near dunes on south shore of Columbia River East side of North Portland Road, between reservoir, Lake Umatilla, north of Interstate 84, Smith and Bybee Lakes and Heron Lakes Golf 15.2 air kilometers east of northeast tip of Big Club. Blalock Island. 45° 36' 32.6016" N, 122° 42' 30.5748" W; Elev. 80 m. Source: Specimen Label 45.9127° N, 119.415° W; Source: Specimen Remnant mixed hardwood forest with weedy Label trees. Fraxinus latifolia, Populus trichocarpa, Sandy soil, over basalt, with Populus Prunus avium. Flowers. Phenology: Flowers. trichocarpa, Salix exigua, Bromus tectorum. Origin: Native. Shrubs 1.5 meters tall, erect, local adventive in partial shade of thickets. USAC Columbia River Dominic Maze CN 53 Plant Survey. Origin: Native. 14 Apr 2016 Peter F. Zika 29096 WTU-416751, WTU-V-036382 20 Aug 2017 WTU-416669, WTU-V-036297 Rosaceae Prunus virginiana L. Rosaceae U.S.A., OREGON, COLUMBIA COUNTY: East side of Knob Hill Park. Base of cliff along Prunus avium (L.) L. the end of South 6th Street. 45° 51' 25.2" N, 122° 47' 59.28" W; Source: U.S.A., WASHINGTON, THURSTON COUNTY: Specimen Label Tumwater Hill, east side, near base at freeway Mossy bald on shallow soils over basalt. interchange US 101 and I-5. Camissia quamash, Lomatium uticulatum, Elev. 100 ft. Lithophragma, Danthonia californica. Flowers. 47° 1' 2.676" N, 122° 54' 25.344" W; Source: Many trees rooted at base of cliff. Phenology: Specimen Label Flowers. Origin: Native. Wet silt loam. With Alnus rubra, Hedera helix, Rubus armeniacus, Hydrophyllum tenuipes, Dominic Maze CN 113 Phalaris arundinacea. Undeveloped lot. Uncommon. Phenology: Flowers. Origin: 26 Apr 2014 Introduced. WTU-416768, WTU-V-036398 Regina Johnson 2017-006 10 Apr 2017 Rosaceae WTU-416998, WTU-V-036631 Prunus serotina Ehrh. var. serotina U.S.A., OREGON, BENTON COUNTY: Rosaceae MacDonald Forest, along the Intensive Management Trail. 0.8 air miles southwest of Prunus cerasifera Ehrh. Adair Village. Elev. 450 ft. U.S.A., WASHINGTON, JEFFERSON 44.66284° N, 123.23414° W; Source: COUNTY: Specimen Label 0.8 miles north of Quilcene along Center Valley Sparse understory of circa 50 year-old Road. Douglas-fir plantation. Associated taxa: Elev. 100 Pseudotsuga menziesii, Prunus avium, Rubus 46° 47' 10.86" N, 121° 44' 8.88" W; Source: ursinus, Ilex aquifolium, Geranium robertianum, Specimen Label, Invalid coordinates (located Polystichum munitum. Tree, circa 3 meters tall; outside county bounds). leaves thickish, smooth, with reddish hairs along Sandy loam. With Rubus armeniacus, Oemleria veins beneath. Petioles with 1-6 glands at base cerasifera, Symphoricarpos mollis. Rural of blade. Several individuals from 0.5-3 meters roadside on edge of town. Leaves green, petals tall nearby. Naturalizing. Origin: Introduced. white. Uncommon. Phenology: Flowers. Origin: Introduced. R.E. Brainerd 2479 30 Nov 2016 Regina Johnson 2017-004 WTU-416813, WTU-V-036444 5 Apr 2017 WTU-416995, WTU-V-036629 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus domestica L. U.S.A., WASHINGTON, JEFFERSON U.S.A., OREGON, BENTON COUNTY: COUNTY: NW side of NW Kouns Drive, 1.6 air km SW of 0.8 mile north of Quilcene along Center Valley Thornton Lake. Road. Elev. 70 m. Elev. 100 ft. 44.6417° N, 123.1472° W; Source: Specimen 46.78635° N, 121.7358° W; Source: Label Specimen Label, Invalid coordinates (located Top of dry roadbank, full sun or partial shade, outside county bounds). with Rubus armeniacus, Acer macrophyllum. Sandy loam. With Rubus armeniacus, Oemleria Thicket-forming spiny shrubs 2-3 m tall, leaves cerasifera, Symphoricarpos mollis. Rural turn red, fruit glaucous, globose, dark roadside on edge of town. Leaves purple, petals bluish-purple, sweet. Phenology: Fruits. Origin: pink. Uncommon. Phenology: Flowers. Origin: Introduced. Introduced. Peter F. Zika 28568 Regina Johnson 2017-003 with Richard E. Brainerd 5 Apr 2017 11 Oct 2016 WTU-416994, WTU-V-036628 WTU-412794, WTU-V-028049

Rosaceae Rosaceae Prunus subcordata Benth. Prunus virginiana L. U.S.A., OREGON, LANE COUNTY: Highway 140, Antelope Canyon, 11.9 air miles U.S.A., NEVADA, ELKO COUNTY: west of Lakeview. Humboldt-Toiyabe National Forest. County Road 729, Columbia Elev. 5000 ft. Summit. 42.18823° N, 120.57933° W; Source: Elev. 2030 m. Specimen Label, Invalid coordinates (located 41.67123° N, 116.06485° W; WGS 84, Source: GPS outside county bounds). White; small tree. Phenology: Flowers. Origin: Native. Dry slopes and road cuts, open pine-juniper woodland. Associated taxa: Juniperus Richard G. Olmstead 2017-21 16 Jun 2017 occidentalis, Pinus ponderosa, Artemisia with Sheila Olmstead, Audrey Ragsac, Julia Bent, Terri Knoke, tridentata, Elymus elymoides, Elymus Ashley Powell, Lorraine Seymour. lanceolatus, Ericameria nauseosa. Thicket forming shrub to 3 meters tall; fruits globose to Herbarium: WTU slightly longer than wide, 1.5-2 centimeters diameter, pinkish-red. Phenology: Vegetative. Origin: Native. Rosaceae R.E. Brainerd 2411 15 Jul 2015 Prunus virginiana L. WTU-417151, WTU-V-036777 U.S.A., NEVADA, ELKO COUNTY: Forest service road 935. Summit Spring. Approximately 2 kilometers east, uphill towards Rosaceae Merritt Mountain. Elev. 2481 m. Prunus laurocerasus L. 41.88129° 115.85082°; WGS 84, uncertainty: 100 m., Source: GPS U.S.A., WASHINGTON, SNOHOMISH Seasonally moist subalpine slope dominated by COUNTY: Symphoricanpos, Artemisia tridentata, and 9521 240th St SW, Edmonds. Lupinus; adjacent dry areas. Stunted shrubs to Elev. 375 ft. 1.5 meters tall in seasonally moist area. 47.78275° N, 122.36041° W; Source: Phenology: Buds. Origin: Native. Specimen Label Loraine Seymour 2017-08 Rafael Castellanos 2018-3 with Evan Kelly, Richard Olmstead 17 Jun 2017 19 Apr 2018 WTU-421252, WTU-V-051693 WTU-417509, WTU-V-037669 Rosaceae Rosaceae Prunus tomentosa Thunb. Prunus persica (L.) Batsch U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: W side of Umptanum Road, 0.3 road miles N of Gravel road in abandoned railroad bed ca. 3.5 miles east of Highway Riverbottom Road, 25.5 air km SW of 97 bridge. Chinamans Had. Elev. 167 ft. Elev. 495 m. 45.696783° N, -122.770266° W; Source: GoogleEarth, Invalid 46.9509° N, 120.57° W; Source: Specimen coordinates (located outside county bounds). Label Single shrub on gravel shoreline along Columbia River. 2 m tall Self-sown in spiny hedgerow at edge of shrub, flowers magenta. agricultural fields, full sun, with Rosa woodsii. Flowers 15-20 mm, pink, sepals ascending, Peter Dunwiddie PWD-17-49 26 Apr 2017 ovary hairy, pit scarcely flattened, 10 × 6 × 5 with Stacy Kinsell, Pam Camp mm, leaves convolute in bud. Phenology: Flowers. Origin: Introduced. Herbarium: WTU Peter F. Zika 28689 Rosaceae 28 Apr 2017 Prunus persica (L.) Batsch WTU-417378, WTU-V-037415 U.S.A., WASHINGTON, KLICKITAT COUNTY: Cliff's Park, just below John Day Dam. Rosaceae 45.69478° N, 120.77536° W; WGS 84, Source: GPS, Georef'd by Sarah Winkowski Prunus virginiana L. One tree on south-facing bank above Columbia River. Dry, rocky-slope. 3 meters tall. Fruits oblong-ovate, solitary. Phenology: U.S.A., NEVADA, ELKO COUNTY: Fruits. 1.8 miles on Road 668 from junction with Road 745. Peter Dunwiddie PWD-17-270 27 May 2017 Elev. 2276 m. with Peter Zika, Stacy Kinsell 41° 46' 4.3" N, 115° 41' 18.8" W; WGS 84, Source: GPS Herbarium: WTU Southwest-facing rocky ridgetop and slopes with Amelanchier, Artemisia tridentata, Prunus, and Purshia tridentata community dominated by Rosaceae Balsamorhiza. Ore. Juniper spotted in area. Common shrub along ridgetop and slopes; white Prunus fasciculata (Torr.) A. Gray flowers. Phenology: Flowers. Origin: Native. U.S.A., NEVADA, CLARK COUNTY: Terri Knoke 2017-33 Calico Basin in the Red Rock Canyon area of with Julia Bent, R. Olmstead, Sheild Olmstead, the Spring Mountains, west of Las Vegas. Lorraine Seymour, Audrey Ragsac, Ashley Elev. 4040 ft. Powell 36° 26.791' N, 115° 15.331' W; Source: Specimen Label 18 Jun 2017 Mojave desert. Creosote, blackbrush associated. Sandy, cobbly soils. Phenology: WTU-421203, WTU-V-051650 Vegetative. Origin: Native. P. Camp 3781 Rosaceae 28 Apr 2018 Prunus cerasus L. WTU-418690, WTU-V-040144 U.S.A., NEW YORK, DUTCHESS COUNTY: Ahles' property on Nub Street, East Park. 41.788704°, -73.914303°; WGS 84, Rosaceae uncertainty: 1500 m., Source: GeoLocate, Georef'd by Dan Post Prunus cerasifera Ehrh. Naturalized in woodland border. Specimen used for illustration in Revision of Flora of the Pacific U.S.A., WASHINGTON, CLARK COUNTY: Northwest, WTU Herbarium, 2015 Phenology: East shore of slough at Caterpillar Island, Fruits. Origin: Introduced. floodplain of Columbia River, 3.2 air kilometers west of north end of Vancouver Lake. H. E. Ahles 66774 Elev. 4 m. 45.7038° N, 122.7597° W; Source: Specimen 16 Jun 1967 Label Naturalized and occasional in area outside of WTU-268820, WTU-V-021965 cultivation; forest edge; partly shaded thicket with Populus trichocarpa, Rubus ursinus, R. armeniacus. Small trees 5 meters tall. Phenology: Flowers. Origin: Introduced. Peter F. Zika 29174 12 Mar 2018 WTU-418584, WTU-V-040064 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus laurocerasus L. U.S.A., WASHINGTON, KITSAP COUNTY: U.S.A., WASHINGTON, PIERCE COUNTY: W Bellfair Way, 3 air kilometers east-southeast JBLM, TA-2, McKay Marsh. of south end of Tiger Lake. Elev. 80 m. Elev. 50 m. 47.10027° N, 122.61534° W; WGS 84, Source: GPS 47.5036° N, 122.7973° W; Source: Specimen One plant in Pseudotsuga menziesii forest understory. 1 m tall. Label Origin: Introduced. Damp partly shaded ground at edge of forest. Adventive trees 6 meters tall, pale pink flowers Peter Dunwiddie PWD-16-401 27 Jul 2016 21-23 millimeters diameter, sepals reflexed, with Sarah Krock, Peter Zika, Amber Martens leaves bronzy. Phenology: Flowers. Origin: Introduced. Herbarium: WTU Peter F. Zika 29180 Rosaceae 24 Mar 2018 Prunus domestica L. WTU-418563, WTU-V-040040 U.S.A., WASHINGTON, SAN JUAN COUNTY: Skull Island, West Sound, Orcas Island. 48.639209° N, 122.986292° W; WGS 84, Source: GPS, Georef'd Rosaceae by Linnea Johnson 1 plant on top of bluff. 2.5m tall shrub, leaves shiny. Phenology: Prunus virginiana L. Vegetative. Origin: Introduced. U.S.A., WASHINGTON, PIERCE COUNTY: Peter Dunwiddie PWD-18-38 27 Apr 2018 JBLM, TA-13, Muck Creek overflow channel. with Peter Zika, Katy Beck Elev. 122 m. 47.0222° N, 122.43964° W; WGS 84, Source: GPS Herbarium: WTU Occasional in woods and prairie edges. to 5 m tall. Origin: Native. Peter W. Dunwiddie PWD 16-69 27 Apr 2016 Rosaceae with Rod Gilbert, Sarah Krock Prunus cerasifera Ehrh. Herbarium: WTU U.S.A., WASHINGTON, SAN JUAN COUNTY: Skull Island, West Sound, Orcas Island. Rosaceae 48.639209° N, 122.986292° W; WGS 84, Source: GPS, Georef'd by Linnea Johnson Prunus virginiana L. 1 shrub. 2.5m tall shrub, leaves bronzy and shiny. Phenology: Vegetative. Origin: Introduced. U.S.A., WASHINGTON, PIERCE COUNTY: JBLM, Artillery Impact Area, Mortar Point 3, next to Nisqually Lake. Peter Dunwiddie PWD-18-39 27 Apr 2018 Elev. 84 m. with Peter Zika, Katy Beck 47.03032° N, 122.62275° W; WGS 84, Source: GPS One 4m tall shrub/tree, under Quercus garryana, with Oemleria Herbarium: WTU cerasiformis, Berberis aquifolium, Cytisus scoparius, Rosa nutkana, Symphoricarpos albus. Origin: Native. Rosaceae Peter W. Dunwiddie PWD 16-104 23 May 2016 with Sarah Krock, Amber Martens Prunus mahaleb L. Herbarium: WTU U.S.A., WASHINGTON, SAN JUAN COUNTY: Massacre Bay Island #3. 48.639145° N, 122.990413° W; Source: Digital map, Georef'd by Rosaceae Linnea Johnson Flowers white, 16mm diam, anthers pink, sepals recurved. 1.5m tall Prunus domestica L. shrub. Phenology: Flowers. Origin: Introduced. U.S.A., WASHINGTON, PIERCE COUNTY: Peter Dunwiddie PWD-18-40 27 Apr 2018 JBLM, TA-13, next to Highway 507 and Muck Creek. with Peter Zika, Katy Beck Elev. 112 m. 47.03158° N, 122.49056° W; WGS 84, Source: GPS Herbarium: WTU Weedy roadside, thicket of small trees to 9m tall, with Humulus lupulus. Origin: Introduced. Peter Dunwiddie PWD-16-247 13 Jun 2016 with Rod Gilbert, Sarah Krock, Peter Zika Herbarium: WTU Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus domestica L. U.S.A., WASHINGTON, SAN JUAN COUNTY: U.S.A., OREGON, CLACKAMAS COUNTY: Blind Island, in Blind Bay, N side of Shaw Island. Oregon City. 48.585285° N, 122.9372° W; WGS 84, Source: GPS, Georef'd by 45.352722° N, 122.600274° W; Source: Linnea Johnson Specimen Label Several shrubs or small trees to 5m tall. Petals white, flwrs 25-30mm Abandoned ROW; growing in thicket in diam. Anthers yellow, sepals reflexed and occasionally toothed. abandoned ROW on hillside. To 5m tall. Phenology: Flowers. Origin: Introduced. Phenology: Flowers. Origin: Introduced. Peter Dunwiddie PWD-18-46 28 Apr 2018 Jeffrey T. Lesh 232 with Peter Zika, Katy Beck 14 Apr 2017 Herbarium: WTU WTU-420320, WTU-V-044760 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, SAN JUAN COUNTY: Prunus tenella Batsch Blind Island, in Blind Bay, N side of Shaw Island. 48.585285° N, 122.9372° W; WGS 84, Source: GPS, Georef'd by U.S.A., WASHINGTON, WHITMAN COUNTY: Linnea Johnson Pullman, along retired railroad tracks White flwrs, yellow anthers, flwrs 25mmdiam, sepals spreading. immediately S of Reaney Park, around 70m W Shrubs 2-3m tall. Phenology: Flowers. Origin: Introduced. of Lentil Lake. Elev. 715 m. Peter Dunwiddie PWD-18-47 28 Apr 2018 46.73072° N, 117.17437° W; Source: with Peter Zika, Katy Beck Specimen Label Thicket under Pinus ponderosa adjacent to Herbarium: WTU north side of tracks. Petals rose pink Phenology: Flowers. Origin: Introduced. Rosaceae Alexander J. Wright 508 Prunus spinosa L. 21 Apr 2013 U.S.A., OREGON, CLACKAMAS COUNTY: WTU-420257, WTU-V-044493 Colton. 45.21053° N, 122.393753° W; Source: Specimen Label Rosaceae Roadside; frequent along roadsides here. Shrubs 2-3 meters tall. Phenology: Fruits. Prunus domestica L. Origin: Introduced. U.S.A., OREGON, CLACKAMAS COUNTY: Jeffrey T. Lesh 445 Colton; East side of Sheckly Rd. 45.215308° N, 122.39363° W; WGS 84, 26 Sep 2017 Source: Specimen Label Roadside. Plum, sweet. WTU-420300, WTU-V-044996 Jeffrey T. Lesh 441 26 Sep 2017 Rosaceae WTU-420399, WTU-V-044862 Prunus spinosa L. U.S.A., OREGON, CLACKAMAS COUNTY: Colton; west side of Sheckly Road. 45.215308° N, 122.39363° W; Source: Rosaceae Specimen Label Roadside thicket. Small trees to 5 meters, Prunus tenella Batsch stones 7 millimeters wide by 10 millimeters long, fruit 12 millimeters diameter. Phenology: Fruits. U.S.A., WASHINGTON, WHITMAN COUNTY: Origin: Introduced. WSU Pullman campus, NE of junction of Troy Lane, College Ave, and Stadium Way. Jeffrey T. Lesh 440 Elev. 770 m. 46.72906° N, 117.16175° W; Source: 26 Sep 2017 Specimen Label Thicket adjacent to steps on W side of Troy WTU-420302, WTU-V-044998 Lane. Petals rose pink. Alexander J. Wright 410 2 May 2012 WTU-420255, WTU-V-044491 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus avium (L.) L. U.S.A., OREGON, UNION COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Wallowa-Whitman National Forest, FS Road 43. Approximately 0.5 Brown's Island, 45 acre island 4.75 miles upriver from The Dalles km north of Anthony Butte. Dam. Elev. 2041 m. Elev. 164 ft. 45.048884° N, 118.2281° W; WGS 84, uncertainty: 100 m., 45.65522° N, 121.036437° W; Source: Google Earth, Georef'd by Source: GPS Crystal Shin Dry opening apparently from previous forest fire. Scattered; flowers A single tree in a thicket of Ailanthus altissima. 8m tall tree. white. Phenology: Flowers. Origin: Native. Phenology: Flowers. Origin: Introduced. Julia Bent 2018-11 15 Jul 2018 Peter Dunwiddie PWD-19-28 7 May 2019 with Kathryn Beck Herbarium: WTU Herbarium: WTU Rosaceae Rosaceae Prunus virginiana L. Prunus persica (L.) Batsch U.S.A., OREGON, BAKER COUNTY: Along F. S. Road 7312 ca 1.0 road km south of U.S.A., OREGON, WASCO COUNTY: where road crosses North Fork Anthony Creek. Deschutes River Recreation Area, Heritage Landing. Elev. 1360 m. Elev. 180 ft. 45.041869° N, 118.136773° W; WGS 84, 45.633326° N, 120.914858° W; WGS 84, Source: GPS, Georef'd uncertainty: 10 m., Source: GPS, Invalid by Crystal Shin coordinates (located outside county bounds). Several trees on dry slope, with Secale cereale. Tree to 8m tall. Steep, dry roadcuts and slopes among Phenology: Flowers. Origin: Introduced. Pseudotsuga menziesii and Pinus ponderosa; rocky soil, with Eriogonum heracleoides, Peter Dunwiddie PWD-19-46 7 May 2019 Apocynum, Erigeron Calamagrostis rubescens. with Kathryn Beck Shrubs to ca. 3 meters tall on slope. Phenology: Fruits. Origin: Native. Herbarium: WTU Don Estberg 2018-50 Rosaceae 15 Jul 2018 Prunus virginiana L. WTU-421478, WTU-V-052922 U.S.A., OREGON, SHERMAN COUNTY: Narrows of the John Day River, 10 miles above confluence with Columbia River. Rosaceae 45.656463° N, 120.501379° W; Source: Google Earth A copse of small trees at base of basalt outcrop, with Ribes aureum Prunus dulcis (Mill.) D.A. Webb and Cornus stolonifera. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, KLICKITAT COUNTY: Peter Dunwiddie PWD-19-51 9 May 2019 Bureau of Land Management parcel uphill from Washington State with Kathryn Beck Highway 14; north side of road. Elev. 974 ft. Herbarium: WTU 45.73967° N, 120.53067° W; WGS 84, uncertainty: 10 m., Source: GPS Mix of degraded sand dune community and degraded lithosol/basalt Rosaceae rimrock community dominated by Eriogonum strictum, Bromus tectorum, and Erodium cicutarium. Uncommon adventive in dry, Prunus pumila L. var. besseyi (L.H. Bailey) Gleason sandy soil. Phenology: Flowers. Origin: Introduced. U.S.A., OREGON, UMATILLA COUNTY: David Giblin 3703 20 Apr 2011 3.5 miles west of Umatilla, north side of Hwy 730. with Ben Legler, Steve Hahn, Paul Slichter 45.9128° N, 119.415° W; WGS 84, Source: GPS About six shrubs in sand dune close to river, 4 in full sun with Herbarium: WTU Bromus tectorum, Lactuca serriola, others under Populus deltoidea and Elaeagnus angustifolia. Shrubs 0.3-1.5m tall. Only two plants of the shortest plants with fruits, black, faintly glaucous, dull, shiny if Rosaceae rubbed, flesh greenish, several doubled. Fruit diameter 13.5-16 x 12-17mm, not sweet. Pits 8-10 x 6.5-7mm diameter. Phenology: Prunus mahaleb L. Fruits. Origin: Native. U.S.A., WASHINGTON, KLICKITAT COUNTY: Peter Dunwiddie PWD-19-259 27 Jul 2019 Brown's Island, 45 acre island 4.75 miles upriver from The Dalles with Peter Zika Dam. Elev. 164 ft. Herbarium: WTU 45.65522° N, 121.036437° W; Source: Google Earth, Georef'd by Crystal Shin One tree on northern shoreline. 10 m tall. Phenology: Flowers. Origin: Introduced. Peter Dunwiddie PWD-19-17 7 May 2019 with Kathryn Beck Herbarium: WTU Rosaceae Rosaceae Prunus avium (L.) L. Prunus speciosa (Koidz.) Nakai U.S.A., OREGON, GILLIAM COUNTY: U.S.A., MASSACHUSETTS, BARNSTABLE I-84 roadside ca. 2 miles east of LePage Park. COUNTY: 45.740086° N, 120.614965° W; WGS 84, Source: GPS Spring Hill Road near railroad and Nye Road, One tree 5m tall at base of basalt cliff. Phenology: Vegetative. 2.4 air km E of Upper Shawme Lake, East Origin: Native. Sandwich, Cape Cod. Elev. 8 m. Peter Dunwiddie PWD-19-394 1 Aug 2019 41.7487° N, 70.4708° W; Source: Specimen with Peter ZIka Label Naturalized in mesic thickets, edge of deciduous Herbarium: WTU forest, with Quercus velutina, Q. coccinea, Q. alba, Toxicodendron radicans, Celastrus orbiculatus. Adventive trees to 8 m tall, fruit red, Rosaceae shiny subglobose, 10-11 x 10-11 mm, pits 6.5-7.4 x 5.9-6.4 mm, larger leaves 15.7 x 9.1 Prunus avium (L.) L. cm. U.S.A., WASHINGTON, SKAMANIA COUNTY: Peter F. Zika 29644 Home Valley Park along north shore of Columbia River, east end of park. 21 Jun 2019 Elev. 25 m. 45.70863° N, 121.77518° W; WGS 84, uncertainty: 50 m., WTU-422989, WTU-V-059564 Source: GPS Lawn area and adjacent forested riverbank with Psedotsuga Rosaceae menziesii and Acer macrophyllum. Tree to 7 meters tall; petals white; plants seeding in forest understory. Phenology: Flowers. Prunus incisa Thunb. Origin: Introduced. U.S.A., MASSACHUSETTS, BARNSTABLE David Giblin 6596 25 Apr 2019 COUNTY: Spring Hill Road near railroad and Nye Road, Herbarium: WTU 2.4 air km E of Upper Shawme Lake, East Sandwich, Cape Cod. Rosaceae Elev. 8 m. 41.7487° N, 70.4708° W; Source: Specimen Prunus tomentosa Thunb. Label Naturalized in mesic thickets, edge of deciduous U.S.A., WASHINGTON, KITTITAS COUNTY: forest, with Quercus velutina, Q. coccinea, Q. E side of Umptanum Road S of Riverbottom alba, Toxicodendron radicans, Celastrus Road, 25.5 air km SW of Chinamans Hat. orbiculatus. Adventive trees to 8 m tall, fruit Elev. 495 m. reddish-black, shiny, subglobose, 10.5-12 x 46.9509° N, 120.57° W; Source: Specimen 10.5-12 mm, pits 4.8-5 x 3.6-3.8 mm, leaves Label 41-101 x 22-53 mm. in sunny rose thicket, with Prunus virginiana, Rosa woodsii, Amelanchier alnifolia. 2 m tall, Peter F. Zika 29645 21 Jun 2019 leaves turned yellow, veins impressed, twigs brown and hairy; adventive. WTU-422988, WTU-V-059565 Peter F. Zika 29777 Rosaceae 4 Oct 2019 Prunus speciosa (Koidz.) Nakai WTU-423018, WTU-V-059596 U.S.A., MASSACHUSETTS, BARNSTABLE COUNTY: Spring Hill Road near Boulder Brook Road, 3.2 Rosaceae air km E of Upper Shawme Lake, East Sandwich, Cape Cod. Prunus virginiana L. Elev. 6 m. 41.7499° N, 70.4619° W; Source: Specimen U.S.A., OREGON, WASCO COUNTY: Label At White River Recreation Site along Deschutes Naturalized, margin of forest, mesic soil, partial River Access Road. shade, with Quercus velutina, Q. alba, 45.233248°, -121.067905°; WGS 84, Juniperus virginiana, Toxicodendrom radicans. uncertainty: 500 m., Source: Digital Map, Adventive trees to 6 m tall, immature fruit red, Georef'd by Dan Post shiny, subglobose, 9-10 x 7-8 mm, pits 4 x 3.5 In rocky riparian area with grass and forbs. mm, leaves 6-15.8 x 3-8.6 cm. Chokecherry. Phenology: Flowers. Origin: Native. Peter F. Zika 29641 David Gross 1324 21 Jun 2019 3 May 2018 WTU-422987, WTU-V-059577 WTU-422415, WTU-V-056565 Rosaceae Rosaceae Prunus incisa Thunb. Prunus avium (L.) L. U.S.A., MASSACHUSETTS, BARNSTABLE U.S.A., WASHINGTON, THURSTON COUNTY: COUNTY: Puget Trough: Priest Point Park, Olympia, Ellis Spring Hill Road near Boulder Brook Road, 3.2 Cove, Budd Inlet of Puget Sound, 3 miles N of air km E of Upper Shawme Lake, East WA state capitol, 2.5 miles N of Interstate 5. Sandwich, Cape Cod. Elev. 2 m. Elev. 6 m. 47.072202° N, 122.898203° W; T18N R2W 41.7499° N, 70.4619° W; Source: Specimen S53. Label Forest at edge of inlet above high tide line. At margin of forest, mesic soil, partial shade, Community of Arbutus menziesii, Alnus rubra, with Quercus velutina, Q. ala, Juniperus Malus fusca, & Prunus avium. Tree ca 25 ft tall. virginiana, Toxicodendron radicans. Adventive Leaves acruminate at tip, bark peeling. trees to 4 m tall; scattered. Walter Fertig 33300 Peter F. Zika 29642 with Laura Fertig. 21 Jun 2019 5 Aug 2018 WTU-422992, WTU-V-059580 WTU-423618, WTU-V-063272

Rosaceae Rosaceae Prunus serotina Ehrh. var. serotina Prunus cerasifera Ehrh. U.S.A., OREGON, BENTON COUNTY: U.S.A., WASHINGTON, KITSAP COUNTY: Peavy Arboretum at the Woodlands Trail Near Davis trail, 1.6 air km ESE of Green parking area; 1.8 km southwest of Adair Village. Mountain. Elev. 108 m. Elev. 255 m. 44.65581° N, 123.23068° W; Source: 47.5588° N, 122.7873° W Specimen Label Shaded steep S-facing forested slope, with Shrubby edges and borders, partial shade; 10 Pseudotsuga menziesii, Thuja plicata, Berberis plants at this site ranging from 1 to 8 meters tall, nervosa, Vaccinium ovatum, Gaultheria shallon, naturalizing from a planted tree ca. 200 meters Polystichum munitum. Adventive trees 7 m tall, away; additional nonflowering plants observed leaves green, rolled in bud, flowers white, 19-21 in forest understory up to 1.5 km north. mm diameter, petals 8-11 mm long, anthers Cultivated. yellow, pits 15-17 x 10.5-11 mm. R. E. Brainerd 2565 P. F. Zika 29863 26 May 2017 23 Mar 2020 WTU-422401, WTU-V-056619 WTU-423643, WTU-V-063478

Rosaceae Rosaceae Prunus serotina Ehrh. var. serotina Prunus cerasifera Ehrh. U.S.A., OREGON, BENTON COUNTY: Peavy Arboretum at the Woodlands Trail U.S.A., WASHINGTON, KLICKITAT COUNTY: parking area; 1.8 km southwest of Adair Village. N side of Route 14, near Grand View Drive, 1.1 Elev. 108 m. air km ENE of easternmost of the Squaw 44.65593° N, 123.23074° W; Source: Islands. Specimen Label Elev. 100 m. Shrubby edges and borders, partial shade. 45.6499° N, 121.1844° W Fruits 6 mm diameter, red, maturing black; Sunny gentle S slope, base of basalt ledge, leaves thickish, glossy above. Small tree ca. 4 with Prunus virginiana, Marah oregana. m tall. Numerous saplings naturalizing in Uncommon adventive trees 2.5-7 m tall, leaves Arboretum; additional nonflowering plants green, rolled in bud, flowers white, 23-28 mm observed in natural forest understory up to 1.5 diameter, petals 10-12 mm long, anthers yellow. km north. P. F. Zika 29857 R. E. Brainerd 2650 19 Mar 2020 31 Aug 2017 WTU-423642, WTU-V-063479 WTU-422508, WTU-V-056208 Rosaceae Rosaceae Prunus laurocerasus L. Prunus cerasus L. U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: U.S.A., WASHINGTON, SPOKANE COUNTY: Olympic National Forest. Lake Quinault, Gatton Creek Trailhead NW side of Cheney-Spangle Road, 3.8 air km E parking area. of Philleo Lake. Elev. 60 m. Elev. 740 m. 47.4729° N, 123.83832° W; WGS 84, uncertainty: 20 m., Source: 47.4188° N, 117.3996° W Digital map Thickets in a weedy field, full sun. Shrubs 3 m Forest edge with Frangula purshiana, Acer circinatum, and tall, leaves folded in bud, a few umbels on Vaccinium parvifolium common. Locally common and abundant; peduncles to 8 mm, petals white, sepals 3.7-4.5 trees to 5 meters tall; fruits black. Phenology: Fruits. Origin: mm long. Introduced. Peter F. Zika 29515 David Giblin 7217 29 Aug 2019 23 May 2019 Herbarium: WTU WTU-423819, WTU-V-064783 Rosaceae Prunus emarginata (Douglas) Eaton Rosaceae U.S.A., WASHINGTON, FERRY COUNTY: Sherman Creek Wildlife Area. Road to Sherman Homes. Prunus avium (L.) L. Elev. 434 m. 48.59586° N, 118.13911° W; WGS 84, uncertainty: 30 m., U.S.A., WASHINGTON, WALLA WALLA Source: GPS COUNTY: Southeast-facing dry slope with Pinus ponderosa and Purshia Near Biscuit Ridge Road, 9.3 air km NW of tridentata common. Locally common on sandy slope; trees to 4 Green Peak, Blue Mountains. meters tall. Phenology: Fruits. Origin: Native. Elev. 890 m. 46.0973° N, 118.0677° W David Giblin 6839 24 May 2019 Brushy S-facing slope, full sun, with Prunus emarginata, P. virginiana and hybrids, Rosa Herbarium: WTU rubiginosa, Amelancheir alnifolia. P. F. Zika 29519 Rosaceae 24 May 2019 Prunus virginiana L. WTU-423818, WTU-V-064784 U.S.A., WASHINGTON, FERRY COUNTY: Colville Nationaly Forest, Forest Service Road 124, approximately 3 km north of junction with Highway 20. Rosaceae Elev. 805 m. 48.58875° N, 118.23504° W; WGS 84, uncertainty: 200 m., Prunus avium (L.) L. Source: GPS South-facing open slope with scattered Pinus ponderosa and Larix U.S.A., WASHINGTON, PACIFIC COUNTY: occidentalis; Ceanothus velutinus common. Locally common on E shore of Bear River, below Route 101, near open slope; shrubs to 2 meters tall. Phenology: Flowers. Origin: Jeldness Road, 8,3 air km NE of Sand Island. Native. Elev. 5 m. 46.3494° N, 123.9564° W David Giblin 6736 22 May 2019 Sunny bank above estuary, full sun, with Rubus armeniacus, R. ursinus, Equisetum telmateia. 5 Herbarium: WTU m tall adventive tree. Rosaceae Peter F. Zika 29841 Prunus cerasus L. 22 Oct 2019 U.S.A., WASHINGTON, SPOKANE COUNTY: WTU-423817, WTU-V-064785 W Cheney-Spangle Road near S Philleo Lake Road, 1.9 air km S of Philleo Lake. Elev. 740 m. 47.3907° N, 117.466° W Thickets bordering agricultural fields, on Palouse soil, full sun. Common large shrubs 2-4 m tall, no thorns, leaves folded in bud, flowers 24-28 mm diameter, petals 10-13 mm long, sepals reflexed, 4.5-5.5 mm long, anthers yellow. Peter F. Zika 29513 23 May 2019 WTU-423820, WTU-V-064782 Rosaceae Rosaceae Prunus domestica L. Prunus mahaleb L. U.S.A., OREGON, WALLOWA COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Big Sheep Creek floodplain, E side of Route Above Lower Granite Road and Snake River, 350, 4.4 air km SSW of town of Imnaha. 2.5 air km NNW of NE end of Lower Granite Elev. 670 m. Dam. 45.5229° N, 116.8599° W Elev. 205 m. Partly shaded riparian forest, with Populus 46.6811° N, 117.4462° W trichcarpa, Crataegus douglasii. 4-7 m tall Steep dry partly shaded hillside, SW aspect, adventive trees, forming thickets, leaves rolled over baslat, with Celtis reticulata. Adventive in bud, white flowers 23-26 mm diameter, petals shrub 4 m tall, white flowers, petals 7-9 mm 9-12 mm long, anthers yellow, pits 13.5-20.5 x long, anthers orange, pits 6.5-7.6 x 4.9-5.5 mm. 12-17 mm. P. F. Zika 29924 P. F. Zika 29899 14 Apr 2020 13 Apr 2020 WTU-423813, WTU-V-064789 WTU-423816, WTU-V-064786 Rosaceae Rosaceae Prunus spinosa L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, WHITMAN COUNTY: S side of Kitzmiller Road, Pullman, 3.2 air km U.S.A., OREGON, WALLOWA COUNTY: NW of SW end of airstrip. Burcher Canyon, E side of Lower Imnaha Road, Elev. 780 m. 5.4 air km NNW of town of Imnaha. 46.7566° N, 117.1575° W Elev. 565 m. Sunny edge of pastures and agricultural fields 45.6073° N, 116.8424° W with Rosa. Shrubs 4-5 m tall, pits 12-14 x 10-12 Sunny pasture edges and thickets, over basalt, mm. with Betula occidentalis, Amelanchier alnifolia. 4-6 m tall adventive trees, leaves rolled in bud, P. F. Zika 29923 pits 13-15 x 9.5 x 11.5 mm. 14 Apr 2020 P. F. Zika 29900 WTU-423812, WTU-V-064790 13 Apr 2020 WTU-423815, WTU-V-064787 Rosaceae Prunus tenella Batsch Rosaceae U.S.A., WASHINGTON, WHITMAN COUNTY: Prunus cerasifera Ehrh. Near junction of NE Troy Lane and NE College Avenue, 30 m NW of NE Stadium Way, U.S.A., IDAHO, NEZ PERCE COUNTY: Washington State University campus, Pullman. Near the SE bank of Clearwater River, 12.2 air Elev. 775 m. km WSW of S end of Dworshak Reservoir. 46.7291° N, 117.1617° W Elev. 290 m. Planted Berberis bed, in partial shade of 46.4985° N, 116.4437° W Pseudotsuga. Presumable cultivated; a few In roadside thickets, full sun to partial shade, shrubs 1 m tall, flower buds reddish, leaved with Pinus ponderosa, Amelanchier alnifolia. folded in bud. Cultivated. Adventive trees 4-7 m tall, white flowers, anthers yellow to pinkish, leaves rolled in bud; P. F. Zika 29922 common. 14 Apr 2020 P. F. Zika 29920 WTU-423811, WTU-V-064791 14 Apr 2020 WTU-423814, WTU-V-064788 Rosaceae Rosaceae Prunus lusitanica L. Prunus spinosa L. U.S.A., OREGON, BENTON COUNTY: U.S.A., OREGON, LANE COUNTY: Northwest Corvallis, residential yard on Alta Intersection of Donna and McGowan Roads, 0.8 Vista Drive. km north of Mohawk. Elev. 88 m. Elev. 163 m. 44.58022° N, 123.28769° W; WGS 84 44.14934° N, 122.91308° W; WGS 84 Shaded ornamental bed. Shrub ca. 5 meters Top of road cutbank at edge of clearcut; partial tall; flowers white, 16-18 mm wide; petals 5-6 shade of Acer macrophyllum; associated with mm long by 4-6 mm wide; stamens 18-20; Acer macrophyllum, Rubus bifrons, Rubus anthers cream-colored at anthesis, aging to tan. ursinus. R. E. Brainerd 3091 R. E. Brainerd 3065 4 Jun 2020 9 Apr 2020 WTU-423810, WTU-V-064792 WTU-423806, WTU-V-064796

Rosaceae Rosaceae Prunus mahaleb L. Prunus subcordata Benth. U.S.A., OREGON, LANE COUNTY: U.S.A., CALIFORNIA, TEHAMA COUNTY: Creswell Butte, 1.3 km south of Creswell. On the east side of Pettyjohn Road, about 5.4 Elev. 205 m. miles (air) northeast of Tomhead Mountain, 43.9059° N, 123.02159° W; WGS 84 about 25 miles (air) west of Red Bluff. Foothill Dry meadow edge; southeast aspect; full sun; Woodland. Prunus avium, Prunus virginiana, Rubus bifrons, Elev. 1645 ft. Bromus diandrus, Vicia sativa. Tree 4 meters 40° 9' 34" N, 122° 43' 9.3" W; T27N, R8W, tall; leaves glossy, cordate-based. One undesignated Section. additional tree present along south side of On dry soil. Stems from a shrub 5 feet tall. meadow. Uncommon. Flowers pink. R. E. Brainerd 3071 Lowell Ahart 21933 with John Dittes, Josephine Guardino, Steve 20 May 2020 Green. WTU-423808, WTU-V-064794 27 Apr 2019 WTU-423857, WTU-V-064962 Rosaceae Prunus serotina Ehrh. var. serotina Rosaceae U.S.A., OREGON, BENTON COUNTY: Peavy Arboretum Road, 2 km south-southwest Prunus dulcis (Mill.) D.A. Webb of Adair Village; bank of small stream 120 meters south of Peavy Lodge. U.S.A., OREGON, SHERMAN COUNTY: Elev. 105 m. 0.5 air km SE of mouth of Deschutes River. 44.6552° N, 123.2314° W; WGS 84 Elev. 65 m. Stream bank thicket with open overstory of red 45.6337° N, 120.9082° W alder. Escaped from nearby planted trees and Sunny dry W-facing slope, over basalt, with naturalizing with numerous saplings nearby; Ericameria nauseosus, Eriogonum niveum. scattered in wildland forest up to 1.5 km away; Adventive trees 6 m tall, scattered over 1/2 km, Alnus rubra, Rubus bifrons, Rosa, Galium leaves folded in bud, pits 34 x 20 - 23 mm, aparine. Tree 4 m tall; leaves glossy, thickish, flowers white, fragrant, 32-40 mm diameter, glabrous except for dense hairs proximally along petals 14-18 mm long, anthers yellow. midvein on underside; flowers white, 9-13 mm diam; anthers 20 cream-white sometimes w/ P. F. Zika 29861 faint pinkish blush when fresh, again light tan. Petals 3-4 mm x 3-3.5 mm. Cultivated. 19 Mar 2020 R. Brainerd 3068 12 May 2020 WTU-423903, WTU-V-065142 WTU-423807, WTU-V-064795 Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus domestica L. U.S.A., OREGON, CLACKAMAS COUNTY: U.S.A., OREGON, BENTON COUNTY: N side of S Unger Road, 200 m NW of junction E.E. Wilson Wildlife Areas. with S Beeson Road. Elev. 217 ft. Elev. 300 m. 44.7022° N, 123.2113° W 45.2163° N, 122.4473° W Forming hedgegrow between gravel road and S aspect, moderate slope, roadside thickers, mowed meadow. Flowers white. Also collected with Pseudotsuga menziesii, Oemleria in fruit (#19066, 27 July 2017). cerasiformis, Rubus armeniacus, R. laciniatus, R. ursinus, Cytisus scoparius. Occasional Barbara L. Wilson 18996 escape from cultivation in area, 3 m tall, leaves rolled in bud, flowers white, fading to pale pink, 15 Apr 2017 20-23 mm diameter, petals 9-11 mm long, anthers orange. WTU-423916, WTU-V-065129 Peter F. Zika 29879 6 Apr 2020 Rosaceae WTU-423904, WTU-V-065141 Prunus dulcis (Mill.) D.A. Webb U.S.A., OREGON, BENTON COUNTY: Rosaceae E. E. Wilson Wildlife Area, along the westernmost paved road, north of Camp Adair Prunus dulcis (Mill.) D.A. Webb Road. Road ditch between old paved road and open U.S.A., OREGON, WASCO COUNTY: meadow. Tall shrub. Anthers rose-colore. 1 air km SSW of S end of Lone Pine Island, The Dalles. Barbara L. Wilson 19891 Elev. 55 m. 45.5984° N, 121.1393° W 4 Apr 2020 steep W-facing slope of brushy ravine, full sun, over basalt, with Ailanthus altissima, WTU-423914, WTU-V-065131 Chrysothamnus viscidiflorus, near junction of routes 30 and 197. Adventive tree 6 m tall, leaves folded in bud, flowers white, fragrant, honeybee-pollinated, 40-44 mm diameter, petals Rosaceae 16-21 mm long, anthers yellow. Prunus domestica L. P. F. Zika 29858 U.S.A., OREGON, BENTON COUNTY: 19 Mar 2020 E. E. Wilson Wildlife Area. Elev. 212 ft. WTU-423905, WTU-V-065140 44.705615° N, 123.206224° W Brushy area. Tree. Fruit light reddish purple. [iNaturalist observation #64158713]. Rosaceae Barbara L. Wilson 19959 Prunus subcordata Benth. 30 Aug 2020 U.S.A., OREGON, KLAMATH COUNTY: WTU-423913, WTU-V-065132 NE side of Route 140, near W shore of Ball Bay, 1 road mile SE of junction with Tomahawk (NF-3637), 9.1 air km WSW of Bare Island in Upper Klamath Lake. Rosaceae Elev. 1265 m. 42.4037° N, 122.0467° W Prunus dulcis (Mill.) D.A. Webb Dry thickets at edge of aspen stand, full sun to partial shade, over volcanics, with Pinus U.S.A., OREGON, WASCO COUNTY: ponderosa, Populus tremuloides, Mouth of Deschutes River, near Moody Road, Symphoricarpos, Crataegus. Colonial shrubs 1.5 air km S of S end of Miller Island. 0.5-2 m tall, white flowers 16-23 mm diameter, Elev. 60 m. faintly scented, petals 8-9.5 mm long, anthers 45.6297° N, 120.9122° W yellow. Phenology: Flowers. Origin: Native. Dry E-facing sunny slope, over basalt, with Purshia tridentata, Ericameria nauseosa. Peter F. Zika 29945 8 May 2020 Adventive tree 6 m tall, flowers white, fragrant, 35-40 mm diameter, petals 15-18 mm long, WTU-423937, WTU-V-065108 anthers yellow. P. F. Zika 29860 19 Mar 2020 WTU-423902, WTU-V-065143 Rosaceae Rosaceae Prunus avium (L.) L. Prunus domestica L. U.S.A., OREGON, WASCO COUNTY: U.S.A., OREGON, BENTON COUNTY: Columbia River floodplain, SE side of and below Corvallis: Jackson-Frazier Wetland, along the I-84, 2.6 air km WSW of Thompsons Lake. boardwalk. Elev. 25 m. Elev. 252 ft. 45.6923° N, 121.3841° W 44.604462° N, 123.237846° W; uncertainty: Open floodplain forest, partial shade, with 15 m. Populus trichocarpa, Berberis aquifolium. Brushy area. Small, shrubby tree. Fruit blue. Occasional adventive in area, trees 10-12 m tall, iNaturalist observation #62606686 Phenology: flowers white, 33-37 mm diameter, petals 12-17 Fruits. Origin: Introduced. mm long, anthers yellow, pits 7.5-9.5 × 6.3-7.8 mm. Phenology: Flowers. Origin: Introduced. Barbara L. Wilson 19992 Peter F. Zika 29883 12 Oct 2020 6 Apr 2020 WTU-423985, WTU-V-065205 WTU-423981, WTU-V-065196 Rosaceae Rosaceae Prunus domestica L. Prunus dulcis (Mill.) D.A. Webb U.S.A., OREGON, BENTON COUNTY: E. E. Wilson Wildlife Area, along the U.S.A., WASHINGTON, KLICKITAT COUNTY: westernmost paved road, north of Camp Adair Above Route 14, 1.1 air km WNW of N tip of Road. Miller Island. Elev. 225 ft. Elev. 225 44.701732° N, 123.216337° W 45.665° N, 120.906° W Edge of old field that is mowed once a year. Steep dry boulder-strewn slope, SSE aspect, Associated species: grasses. Flower white. over basalt, with Celtis reticulata, Short shoots of previous years are thorn-like. Toxicodendron radicans, Philadelphus lewisii, Most shoots growing about 6 feet tall with short, Eriogonum niveum. Occasional adventive in little-branched side branches. iNaturalist area, trees 2.5-7 m tall, flowers faded to pale observation #41184528 Phenology: Flowers. pink, 33-40 mm diameter, petals 15-19 mm Origin: Introduced. long, anthers yellow, pits 25-33 × 16.5-20 mm. Phenology: Flowers. Origin: Introduced. Barbara L. Wilson 19886 Peter F. Zika 29885 31 Mar 2020 6 Apr 2020 WTU-423988, WTU-V-065213 WTU-423982, WTU-V-065197 Rosaceae Prunus laurocerasus L. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Prunus domestica L. Near junction of S Holgate Street and 17th Avenue S, Seattle, 5.1 air km NW of Bailey U.S.A., WASHINGTON, KLICKITAT COUNTY: Peninsula. N side of Route 14, 1.2 air km NE of Horsethief Elev. 85 m. Lake. 47.5869° N, 122.3117° W Elev. 105 m. Partly shaded E-facing forested slope, with Acer 45.6556° N, 121.0903° W macrophyllum, Rubus armeniacus, Prunus Sunny roadside thickets, with Prunus virginiana, avium, Hedera hibernica. Common evergreen Quercus garryana, Lomatium grayi. Local adventive trees 6-8 m tall, leaves shiny above, adventive in area, colonial shrubs 2-5 m tall, flowers white, 12-15 mm diameter, petals 3.5-5 flowers white, 23-31 mm diameter, petals mm long, anthers white, pits 9-11.1 × 5.9-7.2 9.5-11.5 mm long, anthers yellow, pits 19-27 × mm. SHEET 2 of 2. Phenology: Vegetative. 14.5-16.5 mm. Phenology: Flowers. Origin: Origin: Introduced. Introduced. Peter F. Zika 29889 Peter F. Zika 29884 10 Apr 2020 6 Apr 2020 WTU-424066, WTU-V-065241 WTU-423980, WTU-V-065198 Rosaceae Rosaceae Prunus cerasus L. Prunus domestica L. U.S.A., WASHINGTON, SPOKANE COUNTY: U.S.A., OREGON, UNION COUNTY: W Cheney-Spangle Road near S Philleo Lake Foothill Road, near Ladd Marsh. Road, 1.9 air km S of Philleo Lake. Elev. 840 m. Elev. 740 m. 45.258° N, 118.043° W 47.3907° N, 117.466° W Dry thickets and meadow edges, full sun to Thickets bordering agricultural fields, on partial shade, with Symphoricarpos. Apparently Palouse soil, full sun. Common large shrubs 2-4 spreading from old introduction, now common m tall, no thorns, fruits shiny, on both sides of the road and many sizes, yellow-orange-reddish, depressed-globose to colonial shrubs 2-4 m tall, pits 13-17 x 11.5-15.5 subglobose, 12-15 × 14-19 mm, on pedicels mm. 23-40 mm, pits 6.5-8.5 × 7-9 mm. Phenology: Fruits. Origin: Introduced. Peter F. Zika 29957 Peter F. Zika 29648 12 May 2020 25 Jun 2019 WTU-424168, WTU-V-065560 WTU-424054, WTU-V-065253 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus armeniaca L. U.S.A., OREGON, UNION COUNTY: NF-6220, 5.7 air km SE of town of Cove. U.S.A., OREGON, BAKER COUNTY: Elev. 1270 m. Below Snake River Road, 10.1 air km SW of 45.2812° N, 117.7396° W McChord Butte, W side of Brownlee Reservoir Forest edge and thickets, full sun to partial (Snake River). shade, with Pseudotsuga menziesii, Holodiscus Elev. 635 m discolor, Ribes cereum, Carex geyeri. Common 44.505° N, 117.199° W shrubs 1.5-2 m tall, white flowers 11-13 mm Steep riverbank, full sun, with Celtis reticulata, diameter, petals 4.5-7 mm long, anthers yellow. Ericameria nauseosa. Adventive tree 4 m tall, pits ovate to broadly elliptic, 22-28 × 16-20 mm. Peter F. Zika 29959 Phenology: Fruits. Origin: Introduced. 12 May 2020 Peter F. Zika 29732 WTU-424166, WTU-V-065559 14 Sep 2019 WTU-424053, WTU-V-065254 Rosaceae Prunus domestica L. Rosaceae U.S.A., WASHINGTON, WALLA WALLA Prunus virginiana L. COUNTY: Biscuit Ridge Road near end of Pavement, Bleu U.S.A., OREGON, UNION COUNTY: Mountains. NF-3733 above NE bank of Phillips Creek, 5.9 Elev. 720 m. air miles NW of town of Elgin. 46.0911° N, 118.0765° W Elev. 985 m. Riparian thickets, damp soil, partial shade, with 45.5895° N, 118.0336° W Prunus avium, P. virginianum, Alnus Crataegus, Steep dry slope, full sun to partial shade with Pinus ponderosa, Acer glabrum. Colonial shrubs Pseudotsuga menziesii, Pinus ponderosa, 6 m tall, pits 17.5-28 x 13.5-19 mm, common Populus trichocarpa, Philadelphus lewisii. adventive. Leaves dull not shiny, common. Peter F. Zika 29523 Peter F. Zika 29962 24 May 2019 12 May 2020 WTU-424174, WTU-V-065547 WTU-424167, WTU-V-065561 Rosaceae Rosaceae Prunus domestica L. Prunus avium (L.) L. U.S.A., WASHINGTON, CLALLAM COUNTY: U.S.A., IDAHO, NEZ PERCE COUNTY: 2.4 air km SW of Waadah Island, Olympic NW bank of Clearwater River, below Route 12, Peninsula. near junction with 170 Road, 2 air km E of Hog Elev. 6 m. Island. 48.369° N, 124.627° W Elev. 240 m. Damp soil, partial shade, with Rubus 46.4465° N, 116.8401° W armeniacus. Colonial shrubs 6 m tall, forming Steep dry SE-facing slope, with Ailanthus thickets, pits 16-21 x 10-12.5 mm. altissima, Populus trichocarpa, Prunus virginiana. 3-12 m tall adventive trees, white Peter F. Zika 29839 flowers 32-34 mm diameter, petals 12-18 mm long, anthers yellow, pits 8.5-11.1 × 7.4-9.3 mm. 20 Oct 2019 Phenology: Flowers. Origin: Introduced. WTU-424175, WTU-V-065546 P. F. Zika 29907 14 Apr 2020 Rosaceae WTU-424034, WTU-V-065276 Prunus laurocerasus L. U.S.A., WASHINGTON, KING COUNTY: Rosaceae N side of Carkeek Park Road, 2.4 air km SW of Haller Lake, Seattle. Prunus americana Marshall Elev. 80 m. 47.7094° N, 122.3644° W U.S.A., WASHINGTON, WHITMAN COUNTY: Shady bank above road, S aspect, forest edge, Above Lower Granite Road and Snake River, with Acer macrophyllum, Pseudotsuga 1.3 air km NW of NE end of Lower Granite Dam. menziesii, Oemleria cerasiformis, Rubus Elev. 230 m. armeniacus. Adventive evergreen trees 8 m tall, 46.6718° N, 117.4389° W pedicels 2-4 mm, flowers white, petals 4-5 mm Sunny thickets around seasonal seep, steep long, 20 stamens, anthers white, sepal SW aspect, near base of basalt ledges, with spreading, hairy, leaves shiny above, dark Rubus armeniacus, Prunus virginiana, Celtis green. Phenology: Flowers. Origin: Introduced. reticulata, Dipsacus. Half a dozen small trees 4-6 m tall, white flowers, slightly fragrant, visited P. F. Zika 29467 by honeybees, 23-25 mm diameter, petals 9-11 mm long, anthers yellow, pits 20-26 × 16-21 28 Apr 2019 mm. Phenology: Flowers. Origin: Native. WTU-424037, WTU-V-065273 P. F. Zika 29925 14 Apr 2020 Rosaceae WTU-424033, WTU-V-065277 Prunus laurocerasus L. U.S.A., WASHINGTON, KING COUNTY: Rosaceae N side of Carkeek Park Road, 2.4 air km SW of Haller Lake, Seattle. Prunus cerasifera Ehrh. Elev. 80 m. 47.7094° N, 122.3644° W U.S.A., OREGON, WALLOWA COUNTY: Shady bank above road, S aspect, forest edge, SW side of Route 3, 12.7 air km SSW of Puffer with Acer macrophyllum, Pseudotsuga Butte. menziesii, Oemleria cerasiformis, Rubus Elev. 820 m. armeniacus. Adventive evergreen trees 8 m tall, 45.9795° N, 117.2702° W leaves shiny above, fruits black, ovoid, ± acute, Steep grassy SW-facing slope, full sun, over 13-15 × 11.5-15 mm, pits 10.2-11.5 × 7.3-8.2 basalt, with Lomatium, Balsamorhiza. 7 m tall mm. Phenology: Fruits. Origin: Introduced. adventive tree, white flowers 24-27 mm diameter, petals 9-13 mm long, anthers orange P. F. Zika 29767 to pink, pits 15-18 × 9-11.5 mm. Phenology: Flowers. Origin: Introduced. 1 Oct 2019 P. F. Zika 29905 WTU-424035, WTU-V-065275 14 Apr 2020 WTU-424122, WTU-V-065354 Rosaceae Rosaceae Prunus virginiana L. Prunus cerasifera Ehrh. U.S.A., OREGON, WALLOWA COUNTY: U.S.A., IDAHO, LEWIS COUNTY: Unnamed tributary to Packsaddle Creek, SW shore of Clearwater River, Route 12, 15.4 Imnaha River basin, below Dug Bar Road, 0.7 air km WSW of Paunch Mountain. air km NNW of mouth of Packsaddle Creek. Elev. 350 m. Elev. 620 m. 46.2755° N, 116.0972° W 45.6748° N, 116.8203° W Common in thickets and on the riverbank, full Streambank thickets, steep E slope, partial sun to partial shade, with Pinus ponderosa, shade, over basalt, with Betula occidentalis, Populus trichocarpa, Rubus armeniacus. 2.5-6 Rubus armeniacus, Amelanchier alnifolia. 10 m m tall adventive trees, white flowers, petals 8-10 tall trees, upper surface of leaves dull green, not mm long, anthers orange, pits 12.5-15.5 × 9-13 shiny. Phenology: Flowers and Fruits. Origin: mm. Phenology: Flowers. Origin: Introduced. Native. P. F. Zika 29909 P. F. Zika 29902 14 Apr 2020 13 Apr 2020 WTU-424118, WTU-V-065358 WTU-424121, WTU-V-065355

Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus americana Marshall U.S.A., IDAHO, NEZ PERCE COUNTY: U.S.A., OREGON, WALLOWA COUNTY: Near junction of 9th Street and Idaho Street, Unnamed tributary to Packsaddle Creek, Lewiston, 1.2 air km SE of confluence of Imnaha River basin, below Dug Bar Road, 0.7 Clearwater and Snake Rivers. air km NNW of mouth of Packsaddle Creek. Elev. 225 m. Elev. 620 m. 46.4175° N, 117.023° W 45.6748° N, 116.8203° W Steep brushy NE-facing slope, full sun, with Streambank thickets, steep E slope, partial Ulmus pumila, Robinia pseudoacacia. 3 m tall shade, over basalt, with Betula occidentalis, adventive, leaves folded in bud, pits 31-42 × Rubus armeniacus, Amelanchier alnifolia. 23-29 mm. Phenology: Flowers. Origin: Several shrubs, white flowers 17-21 mm Introduced. diameter, petals 7-9 mm, anthers yellow. Phenology: Flowers. Origin: Native. P. F. Zika 29906 P. F. Zika 29903 14 Apr 2020 13 Apr 2020 WTU-424117, WTU-V-065359 WTU-424120, WTU-V-065356 Rosaceae Rosaceae Prunus armeniaca L. Prunus armeniaca L. U.S.A., OREGON, WALLOWA COUNTY: Imnaha River basin, below Dug Bar Road, 110 U.S.A., OREGON, WALLOWA COUNTY: meters SSW of crossing of Packsaddle Creek. Imnaha River basin, below Dug Bar Road, 0.7 Elev. 615 m. air km WSW of mouth of Packsaddle Creek. 45.6757° N, 116.8197° W Elev. 630 m. Steep sunny SE slope, over basalt, with Betula 45.6692° N, 116.8228° W occidentalis, Amelanchier alnifolia. 4-6 m tall Steep sunny SE slope, over basalt, with adventive trees, white flowers with yellow Amelanchier alnifolia. 5-6 m tall adventive trees, anthers. Phenology: Flowers. Origin: Introduced. leaves rolled in bud, white flowers, yellow anthers, pits 15-19 × 11.5-17.5 mm. Phenology: P. F. Zika 29904 Flowers and Fruits. Origin: Introduced. 13 Apr 2020 P. F. Zika 29901 WTU-424116, WTU-V-065360 13 Apr 2020 WTU-424119, WTU-V-065357 Rosaceae Rosaceae Prunus domestica L. Prunus domestica L. U.S.A., WASHINGTON, SPOKANE COUNTY: U.S.A., IDAHO, IDAHO COUNTY: W Cheney-Spangle Road near S Philleo Lake Route 13 near the SE shore of South Fork Road, 1.9 air km S of Philleo Lake Road. Clearwater River, 2.2. air km S of town of Sites. Elev. 740 m. Elev. 420 m. 47.3907° N, 117.466° W 46.0677° N, 115.9768° W Thickets bordering agricultural fields, on Common in thickets, full sun to partial shade, Palouse soil, full sun. Common colonial shrubs with Populus trichocarpa, Rubus armeniacus. 6 2-4 m tall, thorns 5-37 mm, immature fruits m tall adventive trees, forming thickets white green, pits 11-15 x 8-10.5 mm, ellipsoid, flowers 27-28 mm diameter, petals 11-12 mm flattened, with 1 sharp edge. long, anthers yellow, leaves rolled in bud, pits 14-22 x 10.5-15 mm. Peter F. Zika 29512 P. F. Zika 29913 23 May 2019 14 Apr 2020 WTU-424187, WTU-V-065544 WTU-424204, WTU-V-065858

Rosaceae Rosaceae Prunus domestica L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, SPOKANE COUNTY: W Cheney-Spangle Road near S Philleo Lake U.S.A., IDAHO, IDAHO COUNTY: Road, 1.9 air km S of Philleo Lake. Route 13 near the SE shore of South Fork Elev. 740 m. Clearwater River, 2.2 air km S of town of Stites. 47.3907° N, 117.466° W Elev. 420 m. Thickets bordering agricultural fields, on 46.0677° N, 115.9768° W Palouse soil, full sun. Common colonial shrubs Common in thickets and on the riverbank, full 2-4 m tall, thorny, immature fruits green on stiff sun to partial shade, with Populus trichocarpa, pedicels 11-15 mm, pits 11-15 x 7.5-10 mm, Rubus armeniacus. 5 m tall adventive trees, sharp-edged. withe flowers petals 9-11 mm long, anthers orange or reddish, leaves rolled in bud. Peter F. Zika 29649 P. F. Zika 29912 25 Jun 2019 14 Apr 2020 WTU-424179, WTU-V-065550 WTU-424205, WTU-V-065857 Rosaceae Prunus persica (L.) Batsch Rosaceae U.S.A., WASHINGTON, GRANT COUNTY: Prunus emarginata (Douglas) Eaton NE shore of Wanapun Reservoir, Columbia River, near boatramp, S end of Old Vantage U.S.A., OREGON, KLAMATH COUNTY: Road, 6.5 air km N of I-90 bridge over reservoir. W side of Route 140, near W shore of Howard Elev. 175 m. Bay, S of Wocus Bay Boat Ramp, 4.4 air km 46.9996° N, 119.99° W WNW of Buck Island in Upper Klamath Lake. Sunny dry ground, with Rosa woodsii, Ailanthus Elev. 1265 m. altissima, Artemisia tridentata, Phalaris 42.3127° N, 121.9427° W arundiancea. Adventive shrub 1.5 m tall, petals Common in sunny to partly shaded dry thickets, pink, leaves folded in bud, pits 25-31 x 19-24 gentle E slope, over volcanics, with Populus mm. tremuloides, Pseudotsuga menziesii, Quercus garryana. Colonial shrubs to 4 m tall, white P. F. Zika 29927 flowers 11 mm diameter, anthers yellow. Phenology: Flowers. Origin: Native. 15 Apr 2020 Peter F. Zika 29946 WTU-424203, WTU-V-065859 8 May 2020 WTU-424235, WTU-V-065798 Rosaceae Rosaceae Prunus domestica L. Prunus domestica L. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., WASHINGTON, LEWIS COUNTY: Floodplain of Sand Creek, near junction of Floodplain of Chehalis River, near Willapa Hills Pumphouse Road and Route 97. Trail, S side of Route 6, 0.4 air km NE junction Elev. 225 m. with Stearns Road, Littell. 46.31° N, 120.35° W Elev. 60 m. Partly shaded, with Ulmus pumila, Prunus 46.637° N, 123.031° W virginiana, P. spinosa. 4 m tall colonial shrubs, Full sun, with Fraxinus latifolia, Corylus cornuta, forming thickets, pedicels 13-15 mm, pits 16-22 Polystichum munitum. Naturalized and forming × 9-13 mm. Phenology: Vegetative. Origin: dense thickets 6-7 m tall, white flowers 24-31 Introduced. mm diameter, petals 10-11 mm long, anthers yellow or with orange blush, flowers mostly Peter F. Zika 29800 paired, leaves rolled in bud. Phenology: Flowers. Origin: Introduced. 7 Oct 2019 Peter F. Zika 29874 WTU-424236, WTU-V-065799 6 Apr 2020 WTU-424242, WTU-V-065805 Rosaceae Prunus domestica L. Rosaceae U.S.A., OREGON, BENTON COUNTY: NE end of NE Lancaster Street, near Prunus laurocerasus L. Jackson-Frazier wetland, Corvallis. Elev. 65 m. U.S.A., WASHINGTON, KING COUNTY: 44.6042° N, 123.2399° W Above shore of Lake Washington, 2.8 air km Full sun or partial shade, with Fraxinus latifolia, NW of tip of Bailey Peninsula, Seattle. Crataegus monogyna, Rosa nutkana, Pyrus Elev. 15 m. communis. Occasional adventives, colonial and 47.5789° N, 122.2838° W forming thickets at edge of degraded wet prairie. Steep E-facing slope, partial shade, with Acer Phenology: Vegetative. Origin: Introduced. macrophyllum, Thuja plicata, Rubus armeniacus, Hedera hibernica. Adventive Peter F. Zika 29830 evergreen trees 6-8 m tall, flowers white, 11-12 with Richard E. Brainerd mm diameter, petals 3.5-4 mm long, anthers white. Phenology: Flowers. Origin: Introduced. 12 Oct 2019 Peter F. Zika 29871 WTU-424237, WTU-V-065800 5 Apr 2020 WTU-424244, WTU-V-065806 Rosaceae Prunus cerasifera Ehrh. Rosaceae U.S.A., WASHINGTON, KING COUNTY: Mill Creek floodplain, SW of Snoqualmie Valley Prunus armeniaca L. Trail, 1.4 air km SSW of Lake Marcel. Elev. 13 m. U.S.A., OREGON, WASCO COUNTY: 47.6812° N, 121.9254° W 2.3 air km W of W end of Miller Island. Meadow, full sun, with Crataegus monogyna, Elev. 70 m. Rubus armeniacus, Phalaris arundinacea. 45.6495° N, 120.9541° W Occasional adventive small tree, flowers white, Dry sunny base of basalt cliffs, with Achillea 24-30 mm diameter, petals 10-13 × 9-10 mm, millefolium, Sedum leibergii, Purshia tridentata, anthers orange, sepals reflexed, leaves green to Poa secunda, Eriogonum niveum. Adventive bronzy, rolled in bud, pits 11-12 × 8.5-10 mm, small tree 5 m tall, flowers white with faint scent, sharp-edged. Phenology: Flowers. Origin: 25-32 mm diameter, petals 12-14 mm long, Introduced. sepals spreading to reflexed, anthers yellow, pits 21-29 × 13-22 mm. Phenology: Flowers. P. F. Zika 29463 Origin: Introduced. 4 Apr 2019 P. F. Zika 29859 WTU-424239, WTU-V-065802 19 Mar 2020 WTU-424243, WTU-V-065807 Rosaceae Rosaceae Prunus domestica L. Prunus cerasifera Ehrh. U.S.A., WASHINGTON, KING COUNTY: U.S.A., IDAHO, CLEARWATER COUNTY: N bank of Duwamish River, S of S 125th Street, Route 12, near the SW bank of Clearwater 4.4 air km WSW of mouth of Cedar River, River, 2.9 air km SE of Orofino. Allentown, Tukwila. Elev. 315 m. Elev. 6 m. 46.4584° N, 116.226° W 47.4918° N, 122.2731° W Common in roadside thickets, full sun to partial Steep S-facing riverbank, a little above high shade, with Populus trichocarpa, Rubus water mark, full sun, with Rubus armeniacus. armeniacus. Adventive 6 m trees, white flowers, Adventive trees 6 m tall, forming a thicket, anthers yellow to red, leaves green, rolled in leaves rolled in bud, flowers white, 24-32 mm bud. Phenology: Flowers. Origin: Introduced. diameter, petals 10-15 mm long, anthers yellow, sepals reflexed, pits 18-28 × 12-18 mm. P. F. Zika 29918 Phenology: Flowers. Origin: Introduced. 14 Apr 2020 Peter F. Zika 29870 WTU-424228, WTU-V-065835 2 Apr 2020 WTU-424245, WTU-V-065809 Rosaceae Prunus spinosa L. Rosaceae U.S.A., OREGON, CLACKAMAS COUNTY: Prunus mahaleb L. E side of S Sheckly Road, 1.7 air km SSE of Horning Reservoir, Lesh's station. U.S.A., WASHINGTON, PIERCE COUNTY: Elev. 340 m. Training Area 18, Joint Base Lewis-McChord, 45.2094° N, 122.3938° W 1.5 air km W of Lewis Lake. Thickets near tree farm, full sun, with Corylus Elev. 90 m. cornuta, Rubus laciniatus, R. ursinus, Ilex 46.9876° N, 122.593° W aquifolium. Occasional adventive in area, Sunny openings in conifer forest, with colonial thorny shrubs 2-5 m tall, flowers white, Pseudotsuga menziesii, Cytisus scoparius, 10-15 mm diameter, petals 4-6 mm long, Berberis aquifolium, Oemleria cerasiformis. anthers dull orange, pits 9.2-11.1 × 7.2-9.1 mm. Shrubs 4-5 m tall, flowers white, 14-15 mm Phenology: Flowers. Origin: Introduced. diameter, petals glabrous, 5-6.4 mm long, anthers orange, sepals spreading, pits Peter F. Zika 29880 globose-ellipsoid to subglobose, smooth. 5.5-6.6 × 4.9-5.5 mm. Phenology: Flowers. Origin: 6 Apr 2020 Introduced. WTU-424226, WTU-V-065837 Peter F. Zika 29483 with Rod Gilbert, Sarah Krock 3 May 2019 Rosaceae WTU-424229, WTU-V-065832 Prunus avium (L.) L. U.S.A., OREGON, CLACKAMAS COUNTY: Rosaceae Near junction of Cascade Street and Magnolia Street, Oregon City, 3.1 air km ENE of Bull Frog Prunus cerasifera Ehrh. Lake. Elev. 140 m. U.S.A., OREGON, BENTON COUNTY: 45.3459° N, 122.5938° W NE end of NE Lancaster Street, near Partly shaded forest edge, with Pseudotsuga Jackson-Frazier wetland, Corvallis. menziesii, Quercus garryana, Ilex aquifolium, Elev. 65 Rubus armeniacus. Naturalized trees 4-12 m 44.6042° N, 123.2399° W tall, leaves folded in bud, flowers white, 29-34 Thickets at edge of degraded wet prairie, full mm diameter, petals 15-16 mm long, anthers sun or partial shade, with Fraxinus latifolia, yellow, pits 7.9-10.6 × 6.9-8.8 mm. Phenology: Crataegus monogyna, Rosa nutkana, Pyrus Flowers. Origin: Introduced. communis. Trees 6 m tall, both green- and purple-leaved forms present, pits 14-15 × 11-12 Peter F. Zika 29876 mm; occasional adventive. Phenology: Vegetative. Origin: Introduced. 6 Apr 2020 Peter F. Zika 29831 WTU-424224, WTU-V-065838 with Richard E. Brainerd 12 Oct 2019 WTU-424230, WTU-V-065833 Rosaceae Rosaceae Prunus domestica L. Prunus dulcis (Mill.) D.A. Webb U.S.A., OREGON, CLACKAMAS COUNTY: U.S.A., OREGON, BAKER COUNTY: S Beavercreek Road near S Loder Road, Confluence of Conner Creek and Snake River, Oregon City, 7.6 air km E of Rock Island. 2.5 air km NE of junction of Fox Creek Road Elev. 130 m. and Snake River Road, above NW shore of 45.3247° N, 122.564° W Brownlee Reservoir (Snake River). Thickets near powerlines, with Pseudotsuga Elev. 655 m. menziesii, Quercus garryana, Prunus avium, 44.527° N, 117.181° W Oemleria cerasiformis, Rubus armeniacus. Steep dry loose slope, SE aspect, full sun, with Occasional escape from cultivation in area, Artemisia tridentata, Ericameria nauseosa. forming thickets 6 m tall, leaves rolled in bud, Adventive small trees, 2 m tall, leaves 4-11.8 x flowers white, 22-25 mm diameter, petals 9-11 1.5-3.5 cm, pedicels 7 mm. mm long, anthers yellow, pits 14-22 × 12-18.5 mm. Phenology: Flowers. Origin: Introduced. Peter F. Zika 29734 Peter F. Zika 29878 14 Sep 2019 6 Apr 2020 WTU-424258, WTU-V-066969 WTU-424207, WTU-V-065855 Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus spinosa L. U.S.A., OREGON, BAKER COUNTY: Above Snake River Road, 11.8 air km SE of Big U.S.A., WASHINGTON, PACIFIC COUNTY: Lookout Mountain, above NW shore of N side of Route 6, near Fern Creek, ca. 1.3 air Brownlee Reservoir (Snake River). km of Frances. Elev. 685 m. Elev. 80 m. 44.526° N, 117.184° W 46.5422° N, 123.488° W Steep dry SE slope, full sun, with Artemisia Thickets by abandoned RR line, with Rosa tridentata, Ericameria nauseosa. 15 adventive nutkana, Alnus rubra, Pseudotsuga menziesii. trees, to 4 m tall, pertioles slightly winged, 7-23 Spiny thicket-forming shrubs 2-6 m tall; flowers mm, dry fruits gray, splitting on one side, 31-36 white, solitary, 13-15 mm diameter, petals 5-6 x 18-26 mm, pits 30-32 x 15-25 mm. mm long, anthers dull orange, pits 8.2-9.7 × 7.4-7.6 mm. Phenology: Flowers. Origin: Peter F. Zika 29733 Introduced. 14 Sep 2019 Peter F. Zika 29875 WTU-424259, WTU-V-066968 6 Apr 2020 WTU-424206, WTU-V-065856 Rosaceae Prunus dulcis (Mill.) D.A. Webb Rosaceae U.S.A., OREGON, WASCO COUNTY: Prunus dulcis (Mill.) D.A. Webb Near mouth of Deschutes River, 1.2 air km S of Miller Island. U.S.A., OREGON, BAKER COUNTY: Elev. 65 m. Above and below Snake River Road, 140 m S of 45.632° N, 120.916° W junction of Conner Creek Road and Snake River With rodent damage on fallen fruits; dry knoll, Road, 11.6 air km SE of Big Lookout Mountain. full sun, over basalt, with Purshia tridentata, Elev. 640 m. Artemisia tridentata, Ailanthus altissima, 44.529° N, 117.182° W Ericameria nauseosus. Adventive small trees to Steep dry slope, over thin-bedded bedrock, NE 5 m tall, pedicels 6 mm, dry fruits splitting on aspect, full sun, with Artemisia tridentata, one side gray, pits 29-32 x 17-23 mm. Ericameria nauseosa, Ulmus pumila. Adventive small trees, 2-6 m tall, pedicels 7-11 mm, fruits Peter F. Zika 29805 dry, green, 31-45 x 20-32 mm, splitting on 1 side, pits 29-41 x 13-17 mm. 7 Oct 2019 Peter F. Zika 29735 WTU-424260, WTU-V-066967 14 Sep 2019 WTU-424257, WTU-V-066970 Rosaceae Rosaceae Prunus persica (L.) Batsch Prunus serotina Ehrh. var. serotina U.S.A., OREGON, SHERMAN COUNTY: U.S.A., OREGON, BENTON COUNTY: Below Biggs-Rufus Highway, 0.8 air km SW of In forest for 1.5 km, near NW Peavy Arboretum junction with Welk Road. Road, 1 air km SSE of Calloway Reservoir. Elev. 55 m. Elev. 125 m. 45.665° N, 120.848° W 44.6554° N, 123.2315° W Sunny dry steep NW-facing slope, over basalt, Open Douglas fir forest, with Pseudotsuga with Ericameria nauseosus, Elaeagnus menziesii, Rubus armeniacus, many smaller angustifolia. Adventive tree 6 m tall, pits 33043 x seeedlings and splins bird-sown & scattered in 22-30 mm, twigs dark red, green where shaded. forest. Adventive trees 8 m tall, fruits black, shiny, globose, 7.5-9.5 x 8-10.5 mm, pits 5.3-8.2 Peter F. Zika 29804 x 4.3-5.7 mm, with beaks 0.4-1.2 mm. 7 Oct 2019 Peter F. Zika 29753 with Richard E. Brainerd WTU-424270, WTU-V-066957 16 Sep 2019 WTU-424267, WTU-V-066960 Rosaceae Prunus persica (L.) Batsch Rosaceae U.S.A., WASHINGTON, KLICKITAT COUNTY: The Wall, 4.3 air km WSW of the W end of Prunus spinosa L. Preachers Eddy Island, N shore of Lake Celilo, Columbia River. U.S.A., OREGON, LANE COUNTY: Elev. 52 m. Near junction of McGowen Creek Road and 45.6968° N, 120.7699° W Donna Road, 0.8 air km N of Mohawk. Sunny gravel rivershore, over basalt, with Elev. 165 m. Amorpha fruiticosa, Rosa canina, Celtis 44.1495° N, 122.9132° W reticulata. Adventive shrub 1.5 m tall, bearing 15 With Pseudotsuga menziesii, Acer glabrous fruits (nectarines). [U.S. Army Corps macrophyllum, Quercus garryana, Columbia River Plant Survey]. Symphoricarpos albus, Rubus ursinus, Polystichum munitum. Thicket-forming colonial Peter F. Zika 29567 shrubs 2-3 m tall, thorns 17-94 mm, pedicels 3.5-5 mm, fruits dark blue, glaucous, black and 3 Jun 2019 shiny if rubbed, ellipsoid to subglobose, 11-13 x 11-12 mm, pits 8-9.5 x 6-7 mm. WTU-424269, WTU-V-066958 Peter F. Zika 29749 with Richard E. Brainerd Rosaceae 16 Sep 2019 Prunus persica (L.) Batsch WTU-424266, WTU-V-066961 U.S.A., WASHINGTON, KLICKITAT COUNTY: Below the Wall, 4.6 air km WSW of the W end of Rosaceae Preachers Eddy Island, N shore of Lake Celilo, Columbia River. Prunus virginiana L. Elev. 50 m. 45.6954° N, 120.7729° W U.S.A., WASHINGTON, WALLA WALLA With Secale cereale, Purshia tridentata. COUNTY: Adventive 4 m tall tree, fruits puberulent, Near Biscuit Ridge Road, 9.3 air km NW of pedicels 3-5 mm. [U.S. Army Corps Columbia Green Peak, Blue Mountains. River Plant Survey]. Elev. 890 m. 46.0973° N, 118.0677° W Peter F. Zika 29571 Brushy S-facing slope, full sun, with Prunus emarginata (29518A) and hybrids (29518B), P. 3 Jun 2019 avium, Rosa rubiginosa, Amelanchier alnifolia. Common shrubs, leaves dull, to 11.5 × 5.8 cm WTU-424268, WTU-V-066959 wide, white flowers 13-14 mm diameter, petals 6 mm long, 55-61 flowers per inflorescence. Phenology: Flowers. Origin: Native. P. F. Zika 29520 24 May 2019 WTU-424264, WTU-V-066963 Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus cerasifera Ehrh. U.S.A., OREGON, WASCO COUNTY: U.S.A., WASHINGTON, SKAMANIA COUNTY: Mouth of Deschutes River, near Moody Road, N side of Route 14, 2.8 air km W of mouth of 1.5 air km S of S end of Miller Island. Wind River. Elev. 60 m. Elev. 85 m. 45.6297° N, 120.9122° W 45.7153° N, 121.8275° W Dry sunny slope over basalt, with Partly shaded thickets, SW slope, over basalt, Chrysothamnus nauseosus. Adventive tree 5 m with Pseudotsuga menziesii, Salix scouleriana. tall, pedicels 5-8 mm, fruit green, hairy, with a Occasional adventive trees 6 m tall, leaves furrow on one side, 44-46 × 34-35 mm, old pits green, rolled in bud, flowers white, 20-27 mm 25-29 × 14-20 mm. Phenology: Vegetative. diameter, petals 9-13 mm, anthers yellow to Origin: Introduced. orange. Peter F. Zika 29596 P. F. Zika 29854 4 Jun 2019 19 Mar 2020 WTU-424261, WTU-V-066966 WTU-424305, WTU-V-066278

Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus avium (L.) L. U.S.A., WASHINGTON, KLICKITAT COUNTY: U.S.A., OREGON, WALLOWA COUNTY: Above and N or Route 14, 2 air km NW of John Big Sheep Creek riparian zone, SE side of Day dam on Columbia River. Route 350, 11 air km SW of town of Imnaha. Elev. 295 m. Elev. 830 m. 45.7302° N, 120.7227° W 45.4817° N, 116.923° W Dry rocky slope over basalt, S aspect, with Rhus Partly shaded edge of forest, with Betula glabra, Ailanthus altissima, Juniperus occidentalis, Sambucus, Philadelphus lewisii. 15 occidentalis. Adventive small trees 2-6 m tall, m tall adventive trees, common in area, leaves pedicels 3-6 mm, fruits splitting on one side, folded in bud, white flowers 31-35 mm diameter, green drying gray, 24-37 × 21-27 mm, with faint petals 10-17 mm long, anthers yellow, pits apricot scent, pits 26-36 × 18-26 mm, much 7.5-11 x 6.5-10 mm. rodent damage on fallen fruits. Phenology: Fruits. Origin: Introduced. P. F. Zika 29898 Peter F. Zika 29802 13 Apr 2020 7 Oct 2019 WTU-424306, WTU-V-066277 WTU-424256, WTU-V-066971 Rosaceae Rosaceae Prunus armeniaca L. Prunus cerasifera Ehrh. U.S.A., OREGON, UMATILLA COUNTY: Partial shade, with Pinus ponderosa, Crataegus U.S.A., WASHINGTON, SKAMANIA COUNTY: douglasii, Populus trichocarpa. N side of Route 14, 2.1 air km WSW of Franz Elev. 825 m. Lake. 45.8043° N, 118.3787° W Elev. 15 m. Steep loose rocky slope. 8 m tall tree, white 45.602° N, 122.1102° W flowers 26-30 mm diameter, petals 11-13 mm Thickets near creek, full sun, over basalt, with long, anthers yellow, pit 21 x 18 mm. Thuja plicata, Acer macrophyllum, Rubus armeniacus. Locally common adventive trees 5 P. F. Zika 29897 m tall, leaves bronzy, rolled in bud, flowers white, 22-26 mm, diameter, petals 8.5-12 mm, 13 Apr 2020 anthers yellow to orange. WTU-424307, WTU-V-066276 P. F. Zika 29853 19 Mar 2020 WTU-424304, WTU-V-066279 Rosaceae Rosaceae Prunus virginiana L. Prunus dulcis (Mill.) D.A. Webb U.S.A., OREGON, KLAMATH COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: W side of Route 140, near W shore of Howard Above Route 14, 1.1 air km WNW of N tip of Bay, S of Wocus Bay Boat Ramp, 4.4 air km Miller Island WNW of Buck Islands in Upper Klamath Lake. Elev. 225 m. Elev. 1265 m. 45.666746°, -120.906645°; WGS 84, 43.3127° N, 121.9427° W uncertainty: 500 m., Source: Digital Map, Occasional in sunny to partly shaded dry Georef'd by Dan Post thickets, gentle E slope, over volcanics, with 11 scattered trees 2-5m tall, considerable Populus tremuloides, Pseudotsuga menziesii, damage to fallen fruits by rodents; steep dry Quercus garryana. Large shrubs to 5 m tall, boulder-strewn slop, SSE aspect, over basalt, 26-33 flowers per raceme. with Celtis reticulata, Toxicodendron radicans, Philadelphus lewisii, Eriogonum niveum Peter F. Zika 29948 Naturalized 8 May 2020 Peter F. Zika 29740 WTU-424310, WTU-V-066273 15 Sep 2019 WTU-424358, WTU-V-066225 Rosaceae Prunus subcordata Benth. Rosaceae U.S.A., OREGON, KLAMATH COUNTY: Prunus avium (L.) L. W side of Route 140, near W shore of Howard Bay, S of Wocus Bay Boat Ramp, 4.4 air km U.S.A., OREGON, MULTNOMAH COUNTY: WNW of Buck Island in Upper Klamath Lake. SE Orient Drive, 250 m SE of junction with SE Elev. 1265 m. Welch Road. 42.3127° N, 121.9427° W Elev. 150 m. Sunny to partly shaded dry thickets, gentle E 45.4739° N, 122.3832° W slope, over volcanics, with Populus tremuloides, Forest edge, partial shade, with Ilex aquifolium, Pseudotsuga menziesii, Quercus garryana. Acer macrophyllum, Thuja plicata, Rubus Colonial shrubs 1.5-2.5 m tall, white flowers armeniacus, Corylus cornuta. Common fade pink, 22-27 mm diameter, faintly scented, adventive in area, trees 3-15m tall, flowers petals 8-13 mm long, anthers yellow. white, 27-30 mm diameter, petals 11-13 mm long, anthers yellow, pits 7.8-9.8 x 6.6-8.3 mm. Peter F. Zika 29949 P. F. Zika 29882 8 May 2020 6 Apr 2020 WTU-424311, WTU-V-066272 WTU-424324, WTU-V-066259

Rosaceae Rosaceae Prunus armeniaca L. Prunus spinosa L. U.S.A., WASHINGTON, DOUGLAS COUNTY: Above Bridgeport Hill Road NE, 3.2 air km E of U.S.A., OREGON, CLACKAMAS COUNTY: N end of Rudd Lake. E side of Route 211 near S Shibley Road, 2.6 Elev. 435 m. air km SE of Horning Reservoir. 47.9424° N, 119.6668° W Elev. 310 m. Dry sandy bank, full sun, sagebrush steppe, 45.2155° N, 122.3648° W over basalt, with Artemisia tridentata, Bromus Sunny roadisde thickets, with Prunus cerasifera, tectorum, Pseudoroegneria spicata. 3 m tall Symphoricarpos albus, Cytisus scoparius, adventive tree, pits 21-23 x 16-20 mm. Gaultheria shallon. Occasional adventive in area, colonial thorny shrubs 4 m tall, flowers P. F. Zika 29992 white, 13-15 mm diameter, petals 5-7 mm long, anthers dull orange, pits 9.8-11.5 x 7.2-9.3 mm. 10 Jun 2020 Peter F. Zika 29881 WTU-424313, WTU-V-066270 6 Apr 2020 WTU-424325, WTU-V-066258 Rosaceae Rosaceae Prunus avium (L.) L. Prunus armeniaca L. U.S.A., OREGON, UMATILLA COUNTY: U.S.A., OREGON, BAKER COUNTY: Route 204, 3.7 air km SE of Weston. Below Snake River Road, 9.2 air km SE of town Elev. 825 m. of Dixie, W shore of Brownlee Reservoir (Snake 45.8043° N, 118.3787° W River). Steep loose rocky slopes and brushy thickets, Elev. 635 m. partial shade, with Pinus ponderosa, Crataegus 44.411° N, 117.227° W douglasii, Populus trichocarpa. 4-12 m tall Riparian zone, full sun, with Amorpha fruticosa, adventive trees, white flowers 28-33 mm Ulmus pumila, Artemisia tridentata. Adventive diameter, petals 12-15 mm long, anthers yellow, tree 4 m tall, pits 22-27 × 14-18 mm, with leaves folded in bud, pits 8-9.5 x 6-8 mm. marginal wing 2-3 mm wide. Phenology: Fruits. Origin: Introduced. P. F. Zika 29896 Peter F. Zika 29730 13 Apr 2020 14 Sep 2019 WTU-424326, WTU-V-066257 WTU-424347, WTU-V-066236

Rosaceae Rosaceae Prunus cerasifera Ehrh. Prunus armeniaca L. U.S.A., WASHINGTON, KING COUNTY: Between Green River and Se Green Valley U.S.A., OREGON, WASCO COUNTY: Road, 2.8 air km SSE of Lake Holm. 2.3 air km W of W end of Miller Island. Elev. 35 m. Elev. 70 m. 47.278° N, 122.1088° W 45.6495° N, 120.9541° W Shaded floodplain forest, with Populus Dry sunny base of basalt cliffs, with Achillea trichocarpa, Acer macrophyllum, Rubus millefolium, Sedum leibergii, Purshia tridentata, spectabilis, Oemleria cerasiformis. Adventive Poa secunda, Eriogonum niveum. 5 m tall trees 6 m tall, leaves bronzy or dark purple, adventive tree, immature fruits green to dull red, flowers pink, 18-29 mm diameter, petals 8-13 pits 16-28 × 13-19 mm. U.S. Army Corps mm long, anthers dull orange, sepals spreading Columbia River Plant Survey. Phenology: to reflexed, pits 12-15 x 9.5-11 mm wide. Flowers. Origin: Introduced. P. F. Zika 29865 Peter F. Zika 29583 23 Mar 2020 4 Jun 2019 WTU-424327, WTU-V-066256 WTU-424330, WTU-V-066253

Rosaceae Rosaceae Prunus laurocerasus L. Prunus pumila L. var. besseyi (L.H. Bailey) Gleason U.S.A., WASHINGTON, KING COUNTY: U.S.A., OREGON, UMATILLA COUNTY: Near junction of S Holgate Street and 17th S shore of Lake Umatilla, Columbia River, N of Avenue S, Seattle, 5.1 air km NW of Bailey Route 730, 4.8 air km WSW of mouth of Peninsula. Umatilla River. Elev. 85 m. Elev. 80 m. 47.5869° N, 122.3117° W 45.9128° N, 119.415° W Partly shaded E-facing forested slope, with Acer Full sun to partial shade, riparian thickets and macrophyllum, Rubus armeniacus, Prunus sand dune near river, with Bromus tectorum, avium, Hedera hibernica. Common evergreen Lactuca serriola, Populus deltoides, Salix adventive trees 6-8 m tall, leaves shiny above, exigua. 14 adventive sprawling or straggling flowers white, 12-15 mm diameter, petals shrubs, 0.4-0.8 m tall, white flowers faintly 3.5-5mm long, anthers whtie, pits 9-11.1 x scented, 13-20 mm diameter, petals 6-9 mm 5.9-7.2 mm. long, anthers yellow. Phenology: Flowers. Origin: Introduced. Peter F. Zika 29889 P. F. Zika 29892 10 Apr 2020 13 Apr 2020 WTU-424328, WTU-V-066255 WTU-424323, WTU-V-066260 Rosaceae Rosaceae Prunus lusitanica L. Prunus avium (L.) L. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: 51st Avenue S near Bond Street, 3.5 air km SW N slopes of Steptoe Butte, 0.6 air km N of of S end of Mercer Island in Lake Washington, summit. Seatttle. Elev. 890 m. Elev. 60 m. 47.0375° N, 117.2955° W 47.5137° N, 122.2702° W Naturalized in dry thickets, full sun, N aspect, Mesic forest edge, partial avium, with Arbutus with Malus pumila, Pinus ponderosa, Acer menziesii, Prunus avium, Ilex aquifolium, flabrum, Prunus virginiana. Common trees 4-8 Hedera hibernica, Rubus armeniacus, m tall, unripe fruit red, ripe fruit reddish-black, Crataegus monogyna. Adventive evergreen subglobose to broadly ovoid globose, 13-14 x trees 5m tall. 13-14.5 mm, pits 8-10 x 7-9 mm. Peter F. Zika 29766 Peter F. Zika 29653 30 Sep 2019 25 Jun 2019 WTU-424418, WTU-V-067166 WTU-424416, WTU-V-067162

Rosaceae Rosaceae Prunus avium (L.) L. Prunus americana Marshall U.S.A., OREGON, TILLAMOOK COUNTY: Above N shore of Tillamook Bay, between U.S.A., IDAHO, IDAHO COUNTY: Garibaldi and Bayview, Route 101, 0.7 air km Route 13 near the South Fork Clearwater River, SE of Crab Rock. 3 air km S of town of Sities. Elev. 20 m. Elev. 420 m. 45.5591° N, 123.9279° W 46.0619° N, 115.9796° W Occasional in area, partly shaded slope, at Locally common, full sun, with Pinus ponderosa, margin of conifer forest, with Picea sitchensis, Prunus cerasifera, Rubus armeniacus. 3-4 m tall Alnus rubra. Adventive tree 6m tall. shrubs forming a thicket, white flower buds, yellow anthers, leaves folded in bud, pits 12-17 Peter F. Zika 29836 x 8-13 mm. 13 Oct 2019 P. F. Zika 29915 WTU-424417, WTU-V-067164 14 Apr 2020 WTU-424414, WTU-V-067161 Rosaceae Prunus avium (L.) L. Rosaceae U.S.A., IDAHO, IDAHO COUNTY: Prunus subcordata Benth. Route 13 near the South Fork Clearwater River, 3 air km S of town of Sities. U.S.A., OREGON, KLAMATH COUNTY: Elev. 420 m. W side of Route 62, 0.6 road miles S of junction 46.0619° N, 115.9796° W Route 422, 2.9 air km ENE N end of Upper Occasional in thickets, full sun to partial shade, Klamath Lake. with Pinus ponderosa, Prunus cerasifera, Rubus Elev. 1280 m. armeniacus. 10 m tall adventive trees, white 42.5914° N, 121.9255° W flowers, petals 12-15 mm long, leaves folded in Thickets on dry slopes and flats, full sun, over bud. loose volcanic ash, sand and gravel, with Artemisia tridentata, Purshia tridentata. Colonial P. F. Zika 29914 shrubs 1-2.5 m tall, white flowers 17-21 mm diameter, faintly scented, petals 5-10 mm long, 14 Apr 2020 anthers yellow, old pits 14-16 x 11.5 - 13 mm wide, slightly flattened. WTU-424415, WTU-V-067163 Peter F. Zika 29944 7 May 2020 WTU-424519, WTU-V-067351 Rosaceae Rosaceae Prunus subcordata Benth. Prunus persica (L.) Batsch U.S.A., OREGON, KLAMATH COUNTY: U.S.A., OREGON, SHERMAN COUNTY: Route 62, 0.3 road miles N of junction with Kirk Below Biggs - Rufus Highway, 0.8 air km SW of Road, 4.5 air km NE of N end of Upper Klamath junction with Welk Road. Lake, Klamath Agency. Elev. 55 m. Elev. 1275 m. 45.665° N, 120.848° W 42.6223° N, 121.9341° W Sunny dry steep NW-facing slope, over basalt, Thickets on gentle dry E slope, full sun, over with Ericameria nauseosus, Elaeagnus volcanics, with Pinus ponderosa, Populus angustifolia. Adventive tree 6 m tall, leaves tremuloides, Amelanchier alnifolia, Purshia folded in bud, pits 33-44 x 25-30 mm, flowers tridentata, Ceanothus velutinus, Ribes cereum. dark pink, 39-46 mm diameter, petals 19-25 mm Colonial shrubs 1.5-2.5 m tall, white flowers long, anthers brick red. 17-20 mm diameter, faintly scented, petals 17-20 mm diameter, faintly scented, petals 7-9 P. F. Zika 29862 mm long, anthers yellow. 19 Mar 2020 Peter F. Zika 29943 7 May 2020 WTU-424481, WTU-V-067118 WTU-424515, WTU-V-067350

Rosaceae Rosaceae Prunus ×pugetensis Jacobson & Zika Prunus armeniaca L. U.S.A., WASHINGTON, KITTITAS COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Near junction of Routes 97 and 970, 6.0 air km N side of Old Vantage Highway, SE of junction NE of Lookout Mountain. with Sage Hills Drive, 5.5 air km SSW of Elev. 675 m. Whiskey Dick Mountain. 47.203° N, 120.7094° W Elev. 735 m. Steep sunny dry slope, SE aspect, with Pinus 46.9791° N, 120.2601° W ponderosa, Purshia tridentata. Rocks and steep rubble of sunny dry roadcut, S aspect, with Artemisia tridentata, Purshia Peter F. Zika 29969 tridentata. Adventive tree 4 m tall, pits 17-21 × 15-17 mm. Phenology: Vegetative. Origin: 18 May 2020 Introduced. WTU-424506, WTU-V-067371 Peter F. Zika 29970 18 May 2020 Rosaceae WTU-424460, WTU-V-067092 Prunus subcordata Benth. U.S.A., OREGON, KLAMATH COUNTY: Rosaceae N side of Route 140, 6 air km E of town of Beatty, 14 air km NNE of Yainax Butte, 18.9 air Prunus avium (L.) L. km ENE of Yainax Agency. Elev. 1320 m. U.S.A., WASHINGTON, KITTITAS COUNTY: 42.44° N, 121.1982° W SW side of I-90, 2.3 air km SE of Keechelus Partly shaded dry thickets, over volcanic, above Dam. S bank of Sprague River, with Populus Elev. 735 m. tremuloides, Pinus ponderosa, Juniperus 47.3102° N, 121.3132° W occidentalis, Purshia tridentata. Colonial shrubs Thickets at edge of forest, partial shade, with 2-2.5 m tall, white flowers 17-23 mm diameter, Pseudotsuga menziesii, Acer circinatum. 10 m faintly scented, petals 7-10 mm long, anthers tall adventive tree, white flowers 28-34 mm yellow, ovary densely hairy. diameter, petals 14-16 mm, anthers yellow. Phenology: Flowers. Origin: Introduced. Peter F. Zika 29950 Peter F. Zika 29968 8 May 2020 18 May 2020 WTU-424520, WTU-V-067346 WTU-424459, WTU-V-067093 Rosaceae Rosaceae Prunus subcordata Benth. Prunus cerasifera Ehrh. U.S.A., OREGON, LAKE COUNTY: U.S.A., OREGON, UMATILLA COUNTY: NE side of Route 140, Drews Creek drainage, W side of Route 204, 2 air km N of Weston. 5.5 air km NE of Lofton Lake, 0.5 air miles (0.8 Elev. 555 m. km) W of junction with NF-3733. 45.8314° N, 118.4247° W Elev. 1525 m. Edge of wheat field in railroad right-of-way, full 42.2729° N, 120.7514° W sun, with Bromus tectorum, Thinopyrum. 6 m Partly shaded dry thickets, SW aspect, among adventive tree, white flowers 18-21 mm volcanic ledges, with Pinus ponderosa, Purshia diameter, petals 7-9 mm long, anthers yellow, tridentata. Colonial shrubs 0.5-2 m tall, white leaves rolled in bud. Phenology: Flowers. Origin: flowers 15-18 mm diameter, faintly scented, Introduced. petals 3.5-?? mm long, anthers yellow. Phenology: Flowers. Origin: Native. P. F. Zika 29895 P. F. Zika 29952A 13 Apr 2020 9 May 2020 WTU-424458, WTU-V-067091 WTU-424461, WTU-V-067094 Rosaceae Prunus dulcis (Mill.) D.A. Webb Rosaceae U.S.A., OREGON, BAKER COUNTY: Prunus emarginata (Douglas) Eaton Above and below Snake River Road, 140 m S of junction of Conner Creek Road and Snake River U.S.A., WASHINGTON, PIERCE COUNTY: Road, 11.6 air km SE of Big Lookout Mountain. South Impact Area, Joint Base Elev. 640 m. Lewish-McChord, 0.4 air km NW of Lewis Lake. 44.529° N, 117.182° W Elev. 115 m. Steep dry slope, over thin-bedded bedrock, NE 46.9889° N, 122.5778° W aspect, full sun, with Artemisia tridentata, Mesic roadside thicket, forest edge, partial Ericameria nauseosa, Ulmus pumila. Adventive shade, with Pseudotsuga menziesii, Corylus small trees, 2-6 m tall, pedicels 7-11 mm, fruits cornuta, Rubus menziesii, Corylus cornuta, dry, green, 31-45 × 20-32 mm, splitting on 1 Rubus parviflorus, Cytisus scoparius. Trees 6 m side, pits 29-41 × 13-17 mm. Phenology: tall, leaves folded in bud, flowers white, anthers Vegetative. Origin: Introduced. yellow, sepals reflexed. Peter F. Zika 29735 Peter F. Zika 29480 with Rob Gilbert, Sarah Krock. 14 Sep 2019 3 May 2019 WTU-424496, WTU-V-067102 WTU-424419, WTU-V-067165 Rosaceae Rosaceae Prunus emarginata (Douglas) Eaton Prunus americana Marshall U.S.A., WASHINGTON, WALLA WALLA COUNTY: U.S.A., OREGON, UNION COUNTY: Near Biscuit Ridge Road, 9.3 air km NW of Foothill Road, near Ladd Marsh. Green Peak, Blue Mountains. Elev. 840 m. Elev. 890 m. 45.258° N, 118.043° W 46.0973° N, 118.0677° W Dry thickets and meadow edges, full sun to Brushy S-facing slope, full sun, with Prunus partial shade, with Symphoricarpos. Apparently virginiana (29520) and hybrids (29518B), spreading from old introduction, now common Prunus avium, Rosa rubiginosa, Amelanchier on both side of the road and many sizes, alnifolia. Small trees to 6 m tall, colonial, flowers colonial shrubs 0.5-3 m tall, white flowers fade white, 10 mm diameter, sepals reflexed, anthers pink, 20-25 mm diameter, petals 6.5-12 mm yellow. Phenology: Flowers. Origin: Native. long, anthers yellow. Phenology: Flowers. P. F. Zika 29518A Peter F. Zika 29956 24 May 2019 12 May 2020 WTU-424492, WTU-V-067105 WTU-424457, WTU-V-067090 Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus dulcis (Mill.) D.A. Webb U.S.A., OREGON, BAKER COUNTY: U.S.A., OREGON, BAKER COUNTY: Confluence of Conner Creek and Snake River, Confluence of Conner Creek and Snake River, 1.5 air km NE of junction of Fox Creek Road 1.5 air km NE of junction of Fox zcreek Road and Snake River Road, above NW shore of and Snake River ROad, above NW shore of Brownlee Reservoir (Snake River). Brownlee Reservoir(Snake River). Elev. 655 m. Elev. 655 m. 44.527° N, 117.181° W 44° N, 117° W; Misleading coordinates given Steep dry loose slope, SE aspect, full sun, with only to nearest degree. Artemisia tridentata, Ericameria nauseosa. Steep dry looose slope, SE aspect, full sim with Adventive small trees, 2 m tall, leaves 4-11.8 × Artemisia tridentata, Ericameria nauseosa. 1.5-3.5 cm, pedicels 7 mm. Phenology: Adventive small trees, 2m tall, leaves 4-11.8 x Vegetative. Origin: Introduced. 1.5-3.5cm, pedicels 7mm Peter F. Zika 29734 Peter F. Zika 29734 14 Sep 2019 14 Sep 2019 WTU-424495, WTU-V-067107 WTU-424473, WTU-V-067135

Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus armeniaca L. U.S.A., OREGON, BAKER COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: Above and below Snake River Road, 140 m S of Ca. 30 trees of various ages scattered above junction of Conner Creek Road and Snake River road along 1.5km of FS Road 39 (Toats Coulee Road, 11.6 air km SE of Big Lookout Mountain. Road) on the 2020 Coll. SE slopes of Elev. 640 m. Rattlesnake Mountain, 1.3 air km S of summit, 44.529° N, 117.182° W near Loomis. Steep dry slope, over thin-bedded bedrock, NE Elev. 460 m. aspect, full sun, with Artemisia tridentata, 48° N, 119° W; Misleading coordinates given Ericameria nauseosa, Ulmus pumila. Adventive only to nearest degree. small trees, 2-6 m tall, pedicels 7-11 mm, fruits Trees to 6 m tall, naturalized on steep dry dry, green, 31-45 × 20-32 mm, splitting on 1 SE-facing brushy slopes and on ledges, full sun, side, pits 29-41 × 13-17 mm. Phenology: Fruits. with Artemisia tridentata, Purshia tridentata, Origin: Introduced. Rhus glabra, Sambucus nigra subsp. caerulea, Amelanchier. Peter F. Zika 29735 Peter F. Zika 29972 14 Sep 2019 22 May 2020 WTU-424494, WTU-V-067109 WTU-424426, WTU-V-067154

Rosaceae Rosaceae Prunus dulcis (Mill.) D.A. Webb Prunus armeniaca L. U.S.A., OREGON, SHERMAN COUNTY: U.S.A., WASHINGTON, OKANOGAN COUNTY: Mouth of Deschutes River, near Moody Road, North side of Similkameen River, below Loomis 1.5 air km S of S end of Miller Island. Oroville Road, 5.7 air km W of Kruger Mountain. Elev. 60 m. Elev. 345 m. 65° N, 120° W; Misleading coordinates given 48° N, 119° W; Misleading coordinates given only to nearest degree. only to nearest degree. Adventure tree 6m tall, pedicels 4-7mm, pits Adventive tree, steep riverbank, SW aspect, full 24-31 x 16-24mm; dry sunny slope over basalt, sun, with Pinus ponderosa, Purshia tridentata. with Ericameria nauseosus, Ailanthus altissima Peter F. Zika 29975 Peter F. Zika 29806 23 May 2020 7 Oct 2019 WTU-424425, WTU-V-067155 WTU-424462, WTU-V-067134 Rosaceae Prunus cerasus L. U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: Between Route 12 and Old Dwinell Road, 1.4 air km WSW of Route 12 bridge over Satsop River, Brady. Elev. 15 m. 46.9951° N, 123.5113° W Gentle S slope, full sun to partial shade of Pseudotsuga menziesii, with Cytisus scoparius, Oemleria cerasiformis, Rubus armeniacus, Spiraea douglasii, Symphoricarpos albus. Adventive small trees 2-4 m tall, leaves folded in bud, white flowers 25-32 mm diameter, 28-30 stamens, anthers yellow, sepals reflexed. Phenology: Flowers. Origin: Introduced. Peter F. Zika 29476 1 May 2019 WTU-424413, WTU-V-067160