WTU Herbarium Specimen Label Data Generated from the WTU Herbarium Database September 26, 2021 at 7:58 am http://biology.burke.washington.edu/herbarium/collections/search.php

Specimen records: 245 Images: 33

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Label Query: Genus = "" Melanthiaceae Trillium hagae Miyabe & Tatewaki Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Soukup) K.L. Chambers & S.C. Mey.s RUSSIAN FEDERATION, SAKHALIN REGION: Sakhalin Island; on southern part of island along the Nayba River U.S.A., , THURSTON COUNTY: circa 5 kilometers north-northwest of town of Bykov. [locality and coordinates withheld; status in Washington: G2G3/S2S3 Elev. 98 ft. (Sensitive; WANHP)] 47° 59' 54.48" N, 142° 53' 56.52" E Heavy oak woods, damp. Phenology: Flowers. Origin: Native. Ecotone between uncut field along river and dense Abies Sachalinensis forest on slope above. Scattered in forest; tepals Mildred Arnot 20 4 May 1987 lanceolate. Phenology: Fruits. Origin: Native. WTU-314187 Ben Legler 683 17 Jul 2003 WTU-358273 Melanthiaceae Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, ASOTIN COUNTY: Trillium camschatcense Ker-Gawl. Alpowa Creek, 7 miles west of Clarkston. 46.41958°, -117.205542°; WGS 84, uncertainty: 1000 m., Source: RUSSIAN FEDERATION, SAKHALIN REGION: GeoLocate, Georef'd by WTU Staff Sakhalin Island, central part of island; along west side of the Orlovka Rocky flats along creek. Phenology: Flowers. Origin: Native. River circa 25 kilometers west of town of Smirnykh and 4 kilometers southeast of mouth of Ognannaya River. William H. Baker 11932 2 May 1954 Elev. 394 ft. 49° 43' 46.62" N, 142° 31' 27.36" E WTU-303331 Northeast facing slope above river, with mix of Abies-Betula forest, open Rubus-Epilobium meadows and small brushy stream gullies. blunt; stems solitary; scattered under Betula. Phenology: Melanthiaceae Fruits. Origin: Native. Trillium ovatum Pursh Ben Legler 916 26 Jul 2003 U.S.A., WASHINGTON, COWLITZ COUNTY: WTU-359006 Mt. Solo, across from waste site. Elev. 100-500 ft. 46.15249°, -122.9975°; WGS 84, uncertainty: 1500 m., Source: Melanthiaceae GeoLocate, Georef'd by WTU Staff South slope, rocky clay wet soil. With firs, cedars. Phenology: Trillium ovatum Pursh var. ovatum Flowers. Origin: Native. U.S.A., WASHINGTON, SKAGIT COUNTY: J. Greenwood 8 2 Apr 1978 Okanogan National Forest. North Cascades Highway 20. Easy Pass Trail Boardwalk. WTU-315499 Elev. 3756 ft. 48° 35.27' N, 120° 48.144' W; T36N R16E S25; uncertainty: 9 m. Bottomland with: Mountain Hemlock, Western Red Cedar, Abies Melanthiaceae amabilis, Thuja heterophylla, Tsuga heterophylla, Trisetum spicatum, Viburnum edule, Athyrium filix-femina, Rubus spectabilis, Trillium ovatum Pursh Rubus parviflora, Epilobium latifolium, Vaccinium, Glyceria, Viola, Trillium, Clintonia, and Dryopteris. In deep duff in shade; (GPS 3-4 U.S.A., WASHINGTON, CLALLAM COUNTY: sat.); Accuracy 26-30'. Phenology: Flowers & Fruits. Origin: Native. Mount Angeles. Elev. 2000-3000 ft. Ken Davis 03-50 27 Jul 2003 47.99538°, -123.46784°; WGS 84, uncertainty: 2500 m., Source: with Richard Robohm, Sarah Gage, Robert Goff, Margarite Goff, GeoLocate, Georef'd by WTU Staff Dale Blum Moist open wooded slopes. Phenology: Fruits. Origin: Native. WTU-361467 J. William Thompson 7371 15 Jul 1931 WTU-25182JWT Melanthiaceae Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Melanthiaceae Soukup) K.L. Chambers & S.C. Mey.s Trillium ovatum Pursh U.S.A., WASHINGTON, PIERCE COUNTY: [locality and coordinates withheld; status in Washington: G2G3/S2S3 U.S.A., WASHINGTON, CHELAN COUNTY: (Sensitive; WANHP)] Northwest of Leavenworth. Meadow Camp Road (trail), Tumwater Moist woods. Phenology: Flowers. Origin: Unknown. Mountain. Elev. 1200 ft. George Neville Jones s.n. 14 May 1933 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-30787 Woods. Phenology: Flowers. Origin: Native. Maxine Hagen s.n. 21 May 1950 WTU-332901 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: U.S.A., WASHINGTON, KITTITAS COUNTY: Trail to Mt. Colonel Bob Lookout. North side of Lake Keechelus. Elev. 3000 ft. Elev. 2600 ft. 47.48889°, -123.74556°; WGS 84, uncertainty: 10000 m., Source: 47.32944°, -121.37167°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Moist slopes. Phenology: Flowers. Origin: Native. Cleared land grown to Salix, Acer, and Amelanchier. Under brush. Phenology: Flowers. Origin: Native. J. William Thompson 6248 9 May 1931 C. L. Hitchcock 4677 27 May 1939 WTU-25183JWT with J. S. Martin WTU-54140 Melanthiaceae Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, JEFFERSON COUNTY: Trillium ovatum Pursh Nolan Creek. 47.750312°, -124.340519°; WGS 84, uncertainty: 10000 m., U.S.A., WASHINGTON, MASON COUNTY: Source: GeoLocate, Georef'd by WTU Staff Ridge above Satsop River, 1/4 mile south of Decker (Wecker?) Woods near creek. Phenology: Flowers. Origin: Native. Creek. 47.09546°, -123.47324°; WGS 84, uncertainty: 500 m., Source: George Neville Jones 4558 8 Apr 1934 GeoLocate, Georef'd by WTU Staff Moist shaded soil, deep woods. Phenology: Flowers. Origin: Native. WTU-23581 Phillips B. Freer 109 15 Apr 1950 Melanthiaceae WTU-135052 Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, KING COUNTY: Trillium ovatum Pursh Near Issaquah. 47.53028°, -122.03139°; WGS 84, uncertainty: 5000 m., Source: U.S.A., WASHINGTON, PACIFIC COUNTY: GeoLocate, Georef'd by WTU Staff Ellsworth Creek watershed. Deep fir forests. Phenology: Flowers. Origin: Native. T11N R10W S35; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler J. William Thompson 11305 30 Mar 1935 In old-growth forest (Tsuga heterophylla, Thuja plicata, Picea sitchensis). With Carex obnupta, Oxalis oregana, Polystichum WTU-14787JWT munitum. Phenology: Fruits. Origin: Native. Eliza Habegger 643 30 Jun 1999 Melanthiaceae with John Floberg Trillium ovatum Pursh WTU-339589 U.S.A., WASHINGTON, KITSAP COUNTY: Suquamish. Melanthiaceae 47.73361°, -122.55464°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff Trillium ovatum Pursh Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, PIERCE COUNTY: I. L. Norberg s.n. 4 Apr 1934 Mount Rainier. 46.852827°, -121.760441°; WGS 84, uncertainty: 17500 m., WTU-26387 Source: GeoLocate, Georef'd by Joseph Stormer Phenology: Flowers. Origin: Native. Melanthiaceae J. M. Grant s.n. Aug 1925 Trillium ovatum Pursh WTU-22257 U.S.A., WASHINGTON, KITTITAS COUNTY: Tuquala (Tucquala) Lake, 24 miles north of Ronald. Melanthiaceae Elev. 3100 ft. 47.51304°, -121.06445°; WGS 84, uncertainty: 500 m., Source: Trillium ovatum Pursh GeoLocate, Georef'd by WTU Staff Canadian zone meadow. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Below Ida Pass, above Monte Cristo. E. Hunn 394 10 Jul 1977 Elev. 3500 ft. 47.99528°, -121.36083°; WGS 84, uncertainty: 10000 m., Source: WTU-271044 GeoLocate, Georef'd by WTU Staff Moist wooded slopes. Phenology: Flowers. Origin: Native. J. William Thompson 17414 30 Jun 1953 WTU-171125 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Soukup) K.L. Chambers & S.C. Mey.s U.S.A., WASHINGTON, SPOKANE COUNTY: Mount Spokane. U.S.A., WASHINGTON, PIERCE COUNTY: Elev. 3700-4000 ft. [locality and coordinates withheld; status in 47.921111°, -117.101667°; NAD 27, uncertainty: 1000 m., Source: Washington: G2G3/S2S3 (Sensitive; WANHP)] Georeferenced, Georef'd by WTU Staff Elev. 125 m. In dense vegetation at rill side, at 4000 ft. Phenology: Fruits. Origin: Oak-Ash woodland. Slope flat. Substrate gravel Native. loam. Assoc spp: Urtica dioica, Daucus carrota, Montia perfoliata, Tolmeia menziesii. Harold W. Smith 1087 17 Jun 1936 locally abundant. Phenology: Flowers. Origin: Native. WTU-35639 David Thysell 704 Melanthiaceae 11 Apr 1994 Trillium ovatum Pursh WTU-329996, WTU-V-004180 U.S.A., WASHINGTON, THURSTON COUNTY: 9 miles south of Olympia. 46.907775°, -122.89944°; WGS 84, uncertainty: 1000 m., Source: Melanthiaceae GeoLocate, Georef'd by WTU Staff Logged off Pseudotsuga mucronata stand, loamy soil. Phenology: Trillium petiolatum Pursh Flowers. Origin: Native. U.S.A., WASHINGTON, ASOTIN COUNTY: M. C. Huntley 878 8 Apr 1952 [No locality given on label] T7N R45E S2; WGS 84, uncertainty: 800 m., Source: WTU-180051 Georeferenced, Georef'd by WTU Staff Open grassy knolls. Phenology: Fertile. Origin: Native. Melanthiaceae C. L. Hitchcock 23499 25 May 1964 Trillium ovatum Pursh var. ovatum WTU-217595 U.S.A., WASHINGTON, WHITMAN COUNTY: Kamiak Butte. Melanthiaceae 46.8625°, -117.16583°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Trillium petiolatum Pursh North side, deep woods. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, CHELAN COUNTY: F. A. Warren 211 12 May 1923 11 mi WNW of Entiat, Mad River valley. Elev. 2000 ft. WTU-208517 T26N R19E S14; WGS84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff Occasional somewhat damp very open PIPO, PSME woods. Shaded Melanthiaceae by Symphoricarpos albus, Amelanchier alnifolia, Rubus parviflorus. Petals purplish-brown. Phenology: Fertile. Origin: Native. Trillium ovatum Pursh var. ovatum Ralph Naas 5391 8 May 1988 U.S.A., WASHINGTON, YAKIMA COUNTY: with Dorothy Naas, Elroy Burnett Hells Crossing, American River. 46.975696°, -121.158046°; WGS 84, uncertainty: 10000 m., WTU-317009 Source: GeoLocate, Georef'd by WTU Staff Moist woods. Phenology: Flowers. Origin: Native. Melanthiaceae F. A. Warren 2045 30 May 1933 Trillium petiolatum Pursh WTU-213478 U.S.A., WASHINGTON, STEVENS COUNTY: Along east side of Columbia River 6 miles above mouth of Spokane Melanthiaceae River. Elev. 393 m. Trillium albidum J.D. Freeman ssp. parviflorum (V.G. 48.573336°, -118.087048°; WGS 84, uncertainty: 10000 m., Soukup) K.L. Chambers & S.C. Mey.s Source: GeoLocate, Georef'd by WTU Staff Below 1290 ft. level. Sandy soil by creek. Phenology: Fertile. Origin: U.S.A., WASHINGTON, CLARK COUNTY: Native. [locality and coordinates withheld; status in Washington: G2G3/S2S3 (Sensitive; WANHP)] H. T. Rogers 263 5 Apr 1940 Clearing in Fraxinus latifolia- woods. With Fraxinum latifolia, Symphoricarpos albus, Ranunculus repens, WTU-84603 Tellima grandiflora, Amelanchier alnifolia, Glecoma hederaceae. Phenology: Flowers. Origin: Native. Eliza Habegger 318 29 Apr 1998 WTU-338871 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, SPOKANE COUNTY: U.S.A., WASHINGTON, KING COUNTY: Dartford. Cascade Mountains of Western Washington: Lost Creek (historic). 47.78472°, -117.41583°; WGS 84, uncertainty: 1000 m., Source: Elev. 2600 ft. GeoLocate, Georef'd by WTU Staff T22N R8E S4 & 11; NAD 27, uncertainty: 805 m., Source: Open woods. Phenology: Fertile. Origin: Native. TRS2LL, Georef'd by Ben Legler Collected west of creek and north of road 800. Tsuga heterophylla Sister Mary Milburge s.n. Apr 1931 old growth forest. Growing on slopes above creek. Phenology: Flowers. Origin: Native. WTU-25180 Denise Liguori 01-16 26 May 2001 with Cindy Spurgeon, Kris DeLancey, Tara Fletcher Melanthiaceae WTU-351695 Trillium petiolatum Pursh U.S.A., WASHINGTON, WHITMAN COUNTY: Melanthiaceae 1 mile E of Pullman. 46.731388°, -117.157489°; WGS 84, uncertainty: 1000 m., Trillium ovatum Pursh Source: GeoLocate, Georef'd by WTU Staff On a wooded floodplain. Arid transition zone, treeless. Under a U.S.A., WASHINGTON, KING COUNTY: Crataegus thicket. Phenology: Fertile. Origin: Native. Cascade Mountains of Western Washington: Walsh Lake, south side of lake. W. A. Weber 2092 20 Apr 1941 Elev. 650 ft. T22N R7E S9 SW 1/4; NAD 27, uncertainty: 805 m., Source: WTU-66525 TRS2LL, Georef'd by Ben Legler North-facing second-growth with Thuja plicata, Tsuga heterophylla, Douglas-fir, Polystichum munitum. Lake margin is in shade. Melanthiaceae Occasional in more open understory. Phenology: Fruits. Origin: Native. Trillium ovatum Pursh var. ovatum Eric Beach 01-88 23 Jun 2001 U.S.A., WASHINGTON, KING COUNTY: with Alison Colwell, Dick Schaetrel, Tom Lane, Jennifer Thomas Cascade Mountains of Western Washington: Cedar River bridge at Barneston. WTU-351759 Elev. 1000 ft. 47° 23.33' 33" N, 121° 51.68' 51" W; T22N R7E S14 Woods, riparian area, and roadside near bridge. White flowers. Melanthiaceae Phenology: Flowers. Origin: Native. Trillium ovatum Pursh P. F. Zika 16028 26 May 2001 with Jeff Walker, David Kiefer, Kari Stices, Bill Winije U.S.A., WASHINGTON, SKAGIT COUNTY: Lake Cavanaugh Road where it crosses Bear Creek, 2 miles NW of WTU-350903 Lake Cavanaugh. Elev. 875 ft. 48° 20' 41" N, 122° 4' 3" W Melanthiaceae Moist woods along creek, with Thuja plicata, Tsuga heterophylla, Alnus rubra, Rubus parviflorus, Maianthemum dilatatum. Petals Trillium ovatum Pursh white; plants scattered in moist areas near creek. DNA extracted from . Sample 2120. Sequences to be deposited in GenBank. U.S.A., WASHINGTON, KING COUNTY: Phenology: Flowers. Origin: Native. Cascade Mountains of Western Washington: Wetlands along road 30; near headwaters of Williams Creek. Ben Legler 288 29 Apr 2003 Elev. 1000 ft. T22N R7E S2 NE 1/4; NAD 27, uncertainty: 805 m., Source: WTU-353637 TRS2LL, Georef'd by Ben Legler Other plants in vicinity: Thuja plicata, Tsuga heterophylla, Psuedotsuga menziesii, Acer circinatum, Galium sp., Glycyrrhiza sp. Melanthiaceae Phenology: Flowers. Origin: Native. Trillium ovatum Pursh Alan C. Yen 01-54 26 May 2001 U.S.A., WASHINGTON, WHATCOM COUNTY: WTU-351270 North Cascades National Park; Perry Creek Shelter, near confluence of Perry Creek and Little Beaver Creek. Elev. 2350 ft. 48° 55.2' N, 121° 8.9' W; UTM Zone 10, 635653.508E, 5419996.201N; Source: Field notes, UTM calculated from Lat-Lon. Shade of Thuja plicata and Pseudotsuga menziesii, with thick duff and loose soil. National Park Service North Cascades NPSC Accession No.: NOCA- 632 Catalog No.: NOCA 23144. Phenology: Fruits. Origin: Native. Justin Hohn 11 13 Jul 2002 WTU-353808, NPS accession 632, catalog 23144 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh U.S.A., WASHINGTON, KITSAP COUNTY: U.S.A., WASHINGTON, KING COUNTY: University of Washington's Big Beef Creek Field Station, 9 miles NW Seattle. of Bremerton; along entrance road to facility. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Elev. 40 ft. Source: Digital Map, Georef'd by Joseph Stormer 47° 39' 6.1" N, 122° 46' 50" W Phenology: Flowers. Origin: Native. Woods with Thuja, Pseudotsuga, Polystichum, Mahonia nervosa. Petals faded to purple; plants scattered. Phenology: Flowers. Origin: H. H. Hindshaw s.n. 10 May 1897 Native. WTU-24072 Ben Legler 322 3 May 2003 with David Giblin Melanthiaceae WTU-353844 Trillium ovatum Pursh Melanthiaceae U.S.A., WASHINGTON, KING COUNTY: Seattle. Trillium ovatum Pursh var. ovatum 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer U.S.A., WASHINGTON, PACIFIC COUNTY: Phenology: Flowers. Origin: Native. The Nature Conservancy's Ellsworth Creek Preserve along East bank of upper Ellsworth Creek. Emma A. Shumway s.n. 4 Apr 1892 Elev. 200 ft. 46° 22' 55" N, 123° 52' 37.4" W WTU-95228 Deep shade in old growth Tsuga/Thuja forest with western aspect, moderate slope. White petals. Phenology: Flowers. Origin: Native. Melanthiaceae Ben Legler 484 31 May 2003 Trillium ovatum Pursh WTU-357598 U.S.A., WASHINGTON, KING COUNTY: Seattle. Melanthiaceae 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer Trillium ovatum Pursh Phenology: Fruits. Origin: Native. U.S.A., WASHINGTON, CHELAN COUNTY: Chas. V. Piper 209 2 Jun 1891 White River. 47.833789°, -120.814385°; WGS84, uncertainty: 10000 m., WTU-5122 Source: GeoLocate, Georef'd by WTU Staff Damp woods. Phenology: Flowers. Origin: Native. Melanthiaceae J. M. Grant 2063 Jun 1923 Trillium ovatum Pursh WTU-5407 U.S.A., WASHINGTON, KING COUNTY: Seattle. Melanthiaceae 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer Trillium ovatum Pursh Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, THURSTON COUNTY: C. V. Piper s.n. 6 May 1888 Millersylvania Park. 46.91611°, -122.91192°; WGS 84, uncertainty: 1700 m., Source: WTU-5129 GeoLocate, Georef'd by WTU Staff Forest. Pink when collected. Pollen removed for reference collection. Linda Brubaker UW College of Forest Resources; February 1995. Melanthiaceae Phenology: Flowers. Origin: Native. Trillium ovatum Pursh Harold W. Smith 2034 22 Apr 1937 U.S.A., WASHINGTON, KING COUNTY: WTU-221420 Seattle. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer Melanthiaceae Phenology: Flowers. Origin: Native. Trillium ovatum Pursh E. S. Meany s.n. Apr U.S.A., WASHINGTON, KING COUNTY: WTU-5192 Seattle. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., Source: Digital Map, Georef'd by Joseph Stormer Phenology: Flowers. Origin: Native. H. H. Hindshaw s.n. 10 May 1897 WTU-5417 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium scouleri Rydb. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, SPOKANE COUNTY: Seattle. Twenty miles northeast of Spokane. 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: Source: Digital Map, Georef'd by Joseph Stormer GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Rich, moist woods. Phenology: Flowers. Origin: Native. C. V. Piper s.n. 22 Apr 1888 Sister Mary Milburge 295 7 May 1932 WTU-5121 WTU-25185JWT

Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium scouleri Rydb. U.S.A., WASHINGTON, KING COUNTY: U.S.A., WASHINGTON, SPOKANE COUNTY: Seattle. University campus. At Newman Lake. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: 47.77694°, -117.09389°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Damp, shady ground. Phenology: Flowers. Origin: Native. Moist shady places. Phenology: Flowers. Origin: Native. C. A. Nelson s.n. 25 Mar 1904 Sister Mary Milburge s.n. May 1931 WTU-5195 WTU-25181JWT

Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, SNOHOMISH COUNTY: U.S.A., WASHINGTON, KING COUNTY: Mount Dickerman, Cascade Mountains. Near Issaquah. Elev. 5000 ft. 47.53028°, -122.03139°; WGS 84, uncertainty: 5000 m., Source: 48.06829°, -121.47068°; WGS 84, uncertainty: 3000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Deep fir forests. Phenology: Flowers. Origin: Native. Bunched in talus slopes. Phenology: Flowers. Origin: Native. J. William Thompson 11305 30 Mar 1935 J. William Thompson 8849 17 Jul 1932 WTU-32330 WTU-9871JWT Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium ovatum Pursh U.S.A., WASHINGTON, ASOTIN COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: Along west fork of Cottonwood Creek, about 1 mile above the forks. Eight-Mile Canyon, ca. [circa] 8 miles south of Leavenworth. Southwest of Anatone. 47.480593°, -120.66028°; WGS84, uncertainty: 1000 m., Source: T7N R44E S15; WGS 84, uncertainty: 6000 m., Source: GeoLocate, Georef'd by WTU Staff Georeferenced, Georef'd by WTU Staff In moist spots in yellow pine forest. Petals pink. Phenology: Flowers. Partly shaded, rocky, organic soil, among Abies and Pseudotsuga. Origin: Native. Petals white at first, gradually turning deep pink. Phenology: Flowers. Origin: Native. C. L. Hitchcock 11405 26 May 1945 Arthur Cronquist 5746 30 Apr 1949 WTU-98036 WTU-181951 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, JEFFERSON COUNTY: Along Hood's Canal near Brinnon. U.S.A., WASHINGTON, GRAYS HARBOR COUNTY: 47.67944°, -122.89694°; WGS 84, uncertainty: 5000 m., Source: Colonel Bob Mountain. GeoLocate, Georef'd by WTU Staff 47.48889°, -123.74556°; WGS 84, uncertainty: 10000 m., Source: Moist wooded slopes. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Woods. Phenology: Flowers. Origin: Native. J. William Thompson 5940 31 Mar 1931 Harold E. Helmrich 222 12 Jul 1933 WTU-9665JWT WTU-306042 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., WASHINGTON, JEFFERSON COUNTY: Opposite Fort Lewis. Hoh River valley. 47.10636°, -122.50879°; WGS 84, uncertainty: 1000 m., Source: Elev. 200 ft. GeoLocate, Georef'd by WTU Staff 47.814011°, -124.176698°; WGS 84, uncertainty: 10000 m., Under Acer macrophyllum in Pseudotsuga forest. Phenology: Source: GeoLocate, Georef'd by WTU Staff Flowers. Origin: Native. Phenology: Flowers. Origin: Native. C. L. Hitchcock 3251 23 Apr 1938 I. C. Otis 1263 1 Apr 1924 WTU-45255 WTU-28716

Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, PIERCE COUNTY: U.S.A., WASHINGTON, THURSTON COUNTY: Tacoma. Henderson Inlet. 47.25306°, -122.44306°; WGS 84, uncertainty: 10000 m., Source: 47.14472°, -122.83278°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Ravines and shady places. Indefinite loan by Tacoma High School to Phenology: Flowers. Origin: Native. University of Washington. Phenology: Flowers. Origin: Native. Martha R. Flahaut s.n. 25 Mar 1934 J. B. Flett s.n. 10 Apr 1896 WTU-316124 WTU-37414 Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium ovatum Pursh U.S.A., MONTANA, FLATHEAD COUNTY: U.S.A., WASHINGTON, KING COUNTY: Near Glacier National Park. Seattle. Renton. Moist shady place. Phenology: Flowers. Origin: Native. 47.48306°, -122.21583°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Sister Mary Milburge 1134 3 Jun 1936 Damp woods. Phenology: Flowers. Origin: Native. WTU-15209JWT C. Grainger s.n. 16 Apr 1910 WTU-5387 Melanthiaceae Trillium scouleri Rydb. Melanthiaceae U.S.A., IDAHO, LATAH COUNTY: Trillium ovatum Pursh Six miles north of Moscow in the Moscow Mountains. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: U.S.A., WASHINGTON, CLALLAM COUNTY: GeoLocate, Georef'd by WTU Staff Olympic Mountains. Mount Angeles. Northeast-facing slope in Thuja woods. Phenology: Flowers. Origin: Elev. 5000 ft. Native. 47.99536°, -123.46725°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff S. W. Harris 193 28 Apr 1951 Phenology: Fruits. Origin: Native. WTU-143103 G. B. Rigg s.n. 22 Jul 1929 WTU-40478 Melanthiaceae Trillium scouleri Rydb. Melanthiaceae U.S.A., MONTANA COUNTY: Trillium ovatum Pursh Rattlesnake River bottom, three miles north of Missoula. In wooded places. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, JEFFERSON COUNTY: Olympic Peninsula. Duckabush River. Gene Payne 2 30 Apr 1938 47.648433°, -122.933459°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-49438 Woods. Phenology: Fruits. Origin: Native. Geo. N. Jones 3093 Jun 1931 WTU-21424 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium scouleri Rydb. U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., IDAHO, BOISE COUNTY: Near Silver Creek, Entiat Valley. Highway 55, Banks. Elev. 2500 ft. Elev. 2034 ft. 47.957978°, -120.536802°; WGS84, uncertainty: 5000 m., Source: 43° 44' N, 116° 14' W; T3N R2E S10 SW; WGS 84, uncertainty: GeoLocate, Georef'd by WTU Staff 500 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett Woods. Phenology: Fruits. Origin: Native. Dense Coniferous forest, along hillsides. Corolla white. Phenology: Flowers. Origin: Native. G. E. Morrill 263 12 Aug 1933 J. Vigeant 016 24 Mar 1997 WTU-27903 WTU-341411 Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium scouleri Rydb. U.S.A., IDAHO, LATAH COUNTY: Cedar Mountain, near Moscow. U.S.A., IDAHO, CLEARWATER COUNTY: 46.7325°, -116.99917°; WGS 84, uncertainty: 5000 m., Source: Shanghai Butte, five miles north of Pierce. GeoLocate, Georef'd by WTU Staff 46.49111°, -115.79806°; WGS 84, uncertainty: 10000 m., Source: Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. F. L. Pickett 325 30 May 1915 R. M. Joslyn #117-119 30 Jun 1946 WTU-85132 WTU-303288 Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium scouleri Rydb. U.S.A., IDAHO, CLEARWATER COUNTY: Between Dent and Ahsahka. U.S.A., WASHINGTON, ASOTIN COUNTY: 46.50222°, -116.32306°; WGS 84, uncertainty: 10000 m., Source: Alpowa Creek, 7 miles west of Clarkston. GeoLocate, Georef'd by WTU Staff 46.41958°, -117.205542°; WGS 84, uncertainty: 1000 m., Source: Woodland edge, above a roadside cut-bank. Arid transition zone, GeoLocate, Georef'd by WTU Staff timbered. Phenology: Flowers. Origin: Native. Rocky flats along creek. Phenology: Flowers. Origin: Native. W. A. Weber 2111 3 May 1941 William H. Baker 11392 2 May 1954 WTU-66429 WTU-303290

Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium scouleri Rydb. CANADA, BRITISH COLUMBIA: U.S.A., IDAHO, IDAHO COUNTY: Vancouver Island. About 4 miles north of northeast end of Kennedy Twenty-nine miles southeast of Elk City. Lake along Port Alberni-Tofino Road. 45.82694°, -115.43583°; WGS 84, uncertainty: 10000 m., Source: 49° 11' N, 124° 24' W GeoLocate, Georef'd by WTU Staff In thickets along bank of river. Common; flowers red or white or Phenology: Flowers. Origin: Native. intermediate in colour; white flowered plants dominant. Phenology: Flowers. Origin: Native. J. H. Christ 15-587 15 Jul 1951 J. A. Calder 29076 14 May 1961 WTU-294757 with K. T. MacKay WTU-214160 Melanthiaceae Trillium scouleri Rydb. Melanthiaceae U.S.A., IDAHO, LATAH COUNTY: Trillium scouleri Rydb. Along Gnat Creek at the base of Moscow Mountain, 5 miles northeast of Moscow. U.S.A., IDAHO, VALLEY COUNTY: 46.784584°, -116.925634°; WGS 84, uncertainty: 500 m., Source: North of Banks, Swinging Bridge Campground. GeoLocate, Georef'd by WTU Staff Elev. 3608 ft. Woods. Phenology: Flowers. Origin: Native. 44° 9' N, 116° 15' W; T10N R3E S27; WGS 84, uncertainty: 1000 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett William H. Baker 5745 4 May 1949 Abies and Pseudostuga forests. Phenology: Flowers. Origin: Native. WTU-303332 Matthew Clifford 32 25 Apr 1998 WTU-341410 Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium scouleri Rydb. U.S.A., IDAHO COUNTY: U.S.A., IDAHO, LATAH COUNTY: Near south shore of Priest Lake. Between East Mountain and Moscow Mountain. Elev. 3000 ft. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Hemlock forest, in deep shade near lakeshore. Phenology: Flowers. GeoLocate, Georef'd by WTU Staff Origin: Native. Ridge top. Phenology: Flowers. Origin: Native. C. L. Hitchcock 2506 14 May 1936 H. G. Johnson 18 30 Apr 1954 WTU-37698 WTU-303287

Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium ovatum Pursh U.S.A., IDAHO, LATAH COUNTY: U.S.A., , JOSEPHINE COUNTY: Summit of Bald Mountain. Siskiyou National Forest; 5 miles east of intersection of highways 47.03167°, -116.57083°; WGS 84, uncertainty: 10000 m., Source: 3941 and 3942 on 2941 or ca. 20 miles east of Cave Junction. GeoLocate, Georef'd by WTU Staff Elev. 3470 ft. Densely wooded slopes. Phenology: Flowers. Origin: Native. Woods of Pseudostuga, Chamaecyparis, Ceanothus, Rhododendron, and some CAstanopsis. Infrequent to locally William H. Baker 13372 10 Jul 1955 common; fruiting. Phenology: Flowers & Fruits. Origin: Native. WTU-303454 Melinda F. Denton 2548 22 Jun 1973 WTU-259272 Melanthiaceae Trillium scouleri Rydb. Melanthiaceae U.S.A., IDAHO, BONNER COUNTY: Trillium scouleri Rydb. Hagen Lake Bog, trail to Bismark Mountain, west of Kalispel Creek, Priest Lake. U.S.A., IDAHO, VALLEY COUNTY: 48.59528°, -116.99611°; WGS 84, uncertainty: 10000 m., Source: Mount Brundage, northwest of McCall. GeoLocate, Georef'd by WTU Staff 44.91111°, -116.09778°; WGS 84, uncertainty: 10000 m., Source: Woods. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Streamside, edge of melting snow. Phenology: Flowers. Origin: William H. Baker 16592 5 Jun 1964 Native. WTU-261850 William H. Baker 10264 8 Jul 1953 WTU-303291 Melanthiaceae Trillium ovatum Pursh Melanthiaceae U.S.A., OREGON, JOSEPHINE COUNTY: Trillium scouleri Rydb. Southwest side of Bolan Lake, Siskiyou Mountains. Elev. 5700 ft. U.S.A., MONTANA, BEAVERHEAD COUNTY: Stee, wet rocky slopes. Phenology: Flowers. Origin: Native. Three miles west of Pintlar Falls. By small stream in considerable shade. Phenology: Flowers & Fruits. A. R. Kruckeberg 1933 23 Jun 1950 Origin: Native. WTU-138973 C. L. Hitchcock 12804 27 Jul 1945 with C. V. Muhlick Melanthiaceae WTU-98448 Trillium scouleri Rydb. Melanthiaceae U.S.A., MONTANA, SANDERS COUNTY: Perma. Trillium ovatum Pursh Phenology: Flowers. Origin: Native. U.S.A., OREGON, CLATSOP COUNTY: L. Stone s.n. 4 May 1941 [No locality given on label]. Woods near seaside. Common. Phenology: Flowers & Fruits. Origin: WTU-149398 Native. G. E. Morrill 126 28 Jun 1933 WTU-27646 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., OREGON, JOSEPHINE COUNTY: U.S.A., OREGON, JOSEPHINE COUNTY: Siskiyou National Forest; on 3941, 3.2 miles east of interesection of Lake Mountain near the summit. 3897 and 3941 or ca. [circa] 25 miles east of Cave Junction. 42.090139°, -123.359861°; WGS 84, uncertainty: 800 m., Source: Elev. 5120 ft. Digital map, Georef'd by Joseph Stormer Pseudotsuga qoods. Slopes. Infrequent. Petals dark purplish-pink. Phenology: Flowers. Origin: Native. Phenology: Flowers & Fruits. Origin: Native. William H. Baker 234 30 Jun 1949 Melinda F. Denton 2591 23 Jun 1973 with George C. Ruhle WTU-258986 WTU-298216

Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium ovatum Pursh U.S.A., IDAHO, LATAH COUNTY: U.S.A., OREGON, JOSEPHINE COUNTY: North slope of Moscow Mountain, five miles north east of Moscow. Canyon of Cave Creek below the Chalet. 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: Canyon. Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Under mature Cedar and White fir. Phenology: Flowers. Origin: William H. Baker 732 20 May 1950 Native. with George C. Ruhle Ben Chichester 100 26 May 1950 WTU-298282 WTU-303289 Melanthiaceae Melanthiaceae Trillium scouleri Rydb. Trillium ovatum Pursh U.S.A., OREGON, BAKER COUNTY: Maiden Springs, on fork of Clark Creek, Whitman Forest. CANADA, BRITISH COLUMBIA: Open area of coniferous forest. Phenology: Fertile. Origin: Native. 9 miles south of Salmo on 3A. Elev. 2300 ft. L. A. Hanna 1652 17 May 1935 Under Thuja, Pinus monticola forest. Phenology: Flowers & Fruits. Origin: Introduced. WTU-34481 K. Beamish 60142 6 May 1960 with F. Vrugtman Melanthiaceae WTU-196859 Trillium ovatum Pursh CANADA, BRITISH COLUMBIA: Melanthiaceae Sunup Cabin, southwest of Mount Baldy, northwest of Ross Spur. Elev. 4200-4500 ft. Trillium ovatum Pursh Open coniferous forest, decomposed granite soil. Phenology: Fertile. Origin: Introduced. U.S.A., WASHINGTON, KING COUNTY: 10 miles from Renton. George G. Hedgcock s.n. 14 Jun 1939 47.48306°, -122.21583°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-102257 Ceadar forest. (Thuja plicata). Phenology: Flowers. Origin: Native. G. L. Wittrock s.n. 6 Apr 1928 Melanthiaceae WTU-358565 Trillium ovatum Pursh CANADA, BRITISH COLUMBIA: Melanthiaceae South end of Moyie Lake along highway beween Creston and Cranbrook. Trillium scouleri Rydb. Moist Populus balsamifera woods. Common. Flowers white to pink. Phenology: Flowers. Origin: Introduced. U.S.A., IDAHO, LATAH COUNTY: Laird Park ca. 1 mile east of Harvard. J. A. Calder 7690 13 May 1953 46.917498°, -116.707416°; WGS 84, uncertainty: 500 m., Source: with D. B. O. Savile GeoLocate, Georef'd by WTU Staff Open woods. Phenology: Flowers. Origin: Native. WTU-172022 William H. Baker 5767 8 May 1949 WTU-300430 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON COUNTY: U.S.A., WASHINGTON, KING COUNTY: Forest Grove. University Campus, seattle. Woods. Common. Phenology: Flowers. Origin: Native. 47.60639°, -122.33083°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, J. William Thompson 635 2 Mar 1926 Georef'd by WTU Staff Low damp shaded ground. Phenology: Flowers. WTU-25179JWT Origin: Native. E. L. Bryant s.n. Melanthiaceae 25 Mar 1904 Trillium scouleri Rydb. WTU-5321 U.S.A., IDAHO, BONNER COUNTY: Near south shore of Priest Lake. Elev. 3000 ft. 48.49056°, -116.9025°; WGS 84, uncertainty: 10000 m., Source: Melanthiaceae GeoLocate, Georef'd by WTU Staff Hemlock forest, in deep shade. Phenology: Flowers. Origin: Native. Trillium ovatum Pursh C. Leo Hitchcock 2906 14 May 1936 U.S.A., WASHINGTON, KITSAP COUNTY: Kingston. WTU-14820JWT 47.79889°, -122.49694°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Melanthiaceae I. L. Norberg s.n. 28 Mar 1934 Trillium scouleri Rydb. WTU-26210 U.S.A., IDAHO, BONNER COUNTY: Priest River Experimental Forest. 48.355678°, -116.787586°; WGS 84, uncertainty: 4000 m., Melanthiaceae Source: Digital Map, Georef'd by Melissa Bowers Spruce-fir zone. Near-climax. Dense forest. Phenology: Fertile. Trillium ovatum Pursh Origin: Native. U.S.A., WASHINGTON, KLICKITAT COUNTY: R. F. Daubenmire 43215 19 Jun 1943 Bingen Mountain at Bingen. 45.715°, -121.46333°; WGS 84, uncertainty: 5000 m., Source: WTU-239129 GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. Melanthiaceae Wilhelm N. Suksdorf s.n. 28 Jun 1900 Trillium scouleri Rydb. WTU-121070 U.S.A., IDAHO, IDAHO COUNTY: Along French Creek, 2 miles south of Salmon River, 20 miles east of Melanthiaceae Riggins. T24N R3E; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Trillium ovatum Pursh Georef'd by WTU Staff In shade of conifers along creek. Flowers white, truning pink in age. U.S.A., WASHINGTON, SNOHOMISH COUNTY: Phenology: Fertile. Origin: Native. Cascade Mountains. Perry Creek trail; near Big Four Inn. Elev. 3000 ft. Arthur Cronquist 6186 21 Apr 1950 48.065098°, -121.507456°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-145755 Deep woods. Phenology: Flowers. Origin: Native. J. William Thompson 14530 18 May 1940 Melanthiaceae WTU-21678JWT Trillium scouleri Rydb. U.S.A., IDAHO, LATAH COUNTY: Melanthiaceae Laird Park, ca. 1 mile east of Harvard. 46.917498°, -116.707416°; WGS 84, uncertainty: 500 m., Source: Trillium albidum J.D. Freeman GeoLocate, Georef'd by WTU Staff Open woods. Phenology: Flowers. Origin: Native. U.S.A., OREGON COUNTY: Brook Lane, Corvallis. W. H. Baker 5767 8 May 1949 Phenology: Flowers. Origin: Native. WTU-303452 J. L. Mielke s.n. 14 Apr 1933 WTU-72758 Melanthiaceae Melanthiaceae Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Trillium albidum J.D. Freeman Soukup) K.L. Chambers & S.C. Mey.s U.S.A., OREGON, MARION COUNTY: U.S.A., WASHINGTON COUNTY: South of Salem. [locality and coordinates withheld; status in Washington: G2G3/S2S3 In moist woods. Reference specimen for (Sensitive; WANHP)] illustration in Revision of Flora of the Pacific Phenology: Fertile. Northwest, WTU Herbarium, 2016. Phenology: Flowers. Origin: Native. J. B. Flett 2223 12 Apr 1901 J. William Thompson 10138 WTU-37926 8 Apr 1934 Melanthiaceae WTU-24640, WTU-V-024934 Trillium albidum J.D. Freeman × Trillium parviflorum Soukup Melanthiaceae U.S.A., OREGON, YAMHILL COUNTY: Northeast side of Cozine Creek, near Peavine Road, 2.5 air miles Trillium petiolatum Pursh west-southwest of McMinnville. Elev. 262 ft. U.S.A., IDAHO, ADA COUNTY: 45° 12' N, 123° 15.7' W; T4S R5W S26 Aldape Summit. Moist ground, shand of Fraxinus latifolia. Petals white, Elev. 4592 ft. oblanceolate-oblong, fade to purplish base; petals 30-63 millimeters 43° 38' N, 116° 3' W; T4N R3E S5 long fresh, 30-57 x 8-16 millimeters wide when dry; scapes 13-25 Underneath Physocarpus. Corolla deep maroon to black. Phenology: cenimeters; flowers without odor; 3-5 veined, (most 5); syle Fertile. Origin: Native. and filament base purple. Phenology: Flowers. Origin: Native. J. F. Smith 4418 16 May 2003 P. F. Zika 18182 1 Apr 2003 WTU-355767 WTU-355691 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium albidum J.D. Freeman U.S.A., OREGON, GRANT COUNTY: U.S.A., OREGON COUNTY: 10 miles east of Dixie Pass along highway from Prairie City to Vale. West side of the coast mountains. Moist meadowland in Pinus contorta forest. Perianth brownish Phenology: Fertile. Origin: Native. green. Phenology: Fertile. Origin: Native. Thomas Howell s.n. May 1886 C. L. Hitchcock 22491 27 May 1963 with C. V. Muhlick WTU-24790JWT WTU-216159 Melanthiaceae Melanthiaceae Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Soukup) K.L. Chambers & S.C. Mey.s Trillium albidum J.D. Freeman U.S.A., WASHINGTON, LEWIS COUNTY: U.S.A., OREGON, MARION COUNTY: [locality and coordinates withheld; status in Washington: G2G3/S2S3 South of Salem. (Sensitive; WANHP)] In moist woods. Phenology: Flowers. Origin: Native. Elev. 328 ft. Wet mossy ash woods, with Ranunculus alismifolius, R. uncinatus, J. William Thompson 10138 8 Apr 1934 Spiraea douglasii, Fraxinus latifolia, Rosa nutkana, Juncus effusus subsp. pacificus. White flowers; petals erect, oblanceolate-oblong, WTU-14794JWT 32-41 x 8-11 milimeters wide; ovary apex andn filaments maroon; uncommon. Phenology: Flowers. Origin: Native. Melanthiaceae P. F. Zika 18312 5 May 2003 Trillium petiolatum Pursh WTU-354729 U.S.A., OREGON, MORROW COUNTY: Anson Wright Memorial Park. 4 miles southeast of Hardman Ore on Highway. Elev. 3706 ft. Arid transition zone. Phenology: Fertile. Origin: Native. E. Hunn 322 24 May 1977 WTU-270917 Melanthiaceae Melanthiaceae Trillium albidum J.D. Freeman Trillium albidum J.D. Freeman U.S.A., OREGON, WASHINGTON COUNTY: U.S.A., OREGON, LANE COUNTY: Along Gales Creek, near Forest Grove. Florence. Phenology: Flowers. Origin: Native. 43.982621°, -124.099841°; WGS 84, uncertainty: 5121 m., Source: GeoLocate, Georef'd by Joseph Stormer J. William Thompson 552 2 Mar 1926 Interesting form. Collection date unknown. Two specimens on sample. Phenology: Flowers. Origin: Native. WTU-25186JWT Miss Russell s.n. Melanthiaceae WTU-24788JWT-A Trillium petiolatum Pursh Melanthiaceae U.S.A., IDAHO COUNTY: North shore of Lake Coeur d'Alene. Trillium petiolatum Pursh Wooded slope. Phenology: Fertile. Origin: Native. U.S.A., OREGON, GRANT COUNTY: C. L. Hitchcock 2624 19 May 1935 Along Beach Creek, 6 miles southeast of Beach Creek. with Ernest Samuel Elev. 4000 ft. T12S R30E S2 SE 1/4; NAD 27, uncertainty: 805 m., Source: WTU-14797JWT TRS2LL, Georef'd by Ben Legler With Delphinium, Veratrum, Silacina; deep moist humus; edge of mixed coniferous woods. Flowers, reddish purple. Phenology: Melanthiaceae Fertile. Origin: Native. Trillium petiolatum Pursh Albert N. Steward 6726 30 May 1954 with John E. Smith U.S.A., OREGON, GILLIAM COUNTY: Circa 2 miles southwest of Lonerock. WTU-170428 In deep damp soil along stream. Corollas from purple to nearly clear green. Phenology: Fertile. Origin: Native. Melanthiaceae C. L. Hitchcock 20521 29 May 1955 Trillium petiolatum Pursh WTU-173274 U.S.A., IDAHO, LATAH COUNTY: [No locality given on label] Melanthiaceae 46.811276°, -116.691521°; uncertainty: 43000 m. Douglas fir zone. Phenology: Fertile. Origin: Native. Trillium albidum J.D. Freeman R. F. Daubenmire 37204 13 May 1937 U.S.A., OREGON, JACKSON COUNTY: Siskiyou Summit on state highway. WTU-239138 Elev. 4520 ft. Phenology: Fertile. Origin: Native. Melanthiaceae A. A. Heller 13652 21 Jun 1922 Trillium kurabayashii J.D. Freeman WTU-87889 U.S.A., OREGON COUNTY: [locality and coordinates withheld; status in Oregon: S1 (Critically Melanthiaceae Imperiled; OBIC)] Typical form. Collection date unknown. Two specimens on sample. Trillium petiolatum Pursh Phenology: Flowers. Origin: Native. U.S.A., OREGON, GRANT COUNTY: Miss Russell s.n. Seventeen miles east of Prairie City. 44.480756°, -118.373521°; WGS 84, uncertainty: 17000 m., WTU-24788JWT-B Source: Digital Map, Georef'd by Joseph Stormer Moist ground. Phenology: Fertile. Origin: Native. Melanthiaceae Morton E. Peck 16045 18 Jun 1928 Trillium petiolatum Pursh WTU-24789JWT U.S.A., IDAHO, NEZ PERCE COUNTY: Near Lewiston. Elev. 750-1000 ft. 46.41667°, -117.01667°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff Phenology: Fertile. Origin: Native. A. A. Heller 3050 12 May 1896 with E. Gertrude Heller WTU-31099 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., IDAHO, KOOTENAI COUNTY: U.S.A., IDAHO, KOOTENAI COUNTY: Coeur d'Alene. North end of Fernan Lake, Coeur d' Alene. 47.67778°, -116.77944°; WGS 84, uncertainty: 10000 m., Source: 47.675°, -116.72472°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Phenology: Fertile. Origin: Native. Woods. Phenology: Fertile. Origin: Native. unknown 14 Apr 1912 William H. Baker 15132 18 May 1958 WTU-4935 WTU-303333

Melanthiaceae Melanthiaceae Trillium albidum J.D. Freeman Trillium kurabayashii J.D. Freeman U.S.A., OREGON, MARION COUNTY: U.S.A., OREGON, CURRY COUNTY: Salem. [locality and coordinates withheld; status in Oregon: S1 (Critically Collection date unknown. Phenology: Flowers. Origin: Native. Imperiled; OBIC)] In woods of river. Phenology: Fertile. Origin: Native. O. B. Johnson 210 William H. Baker 3617 27 Mar 1947 WTU-4809 WTU-131379 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., IDAHO, LATAH COUNTY: Robinson's Lake, 4 miles east of Moscow. U.S.A., OREGON, UNION COUNTY: 46.732469°, -116.914684°; WGS 84, Up Catherine Creek 10 miles above Union. uncertainty: 500 m., Source: GeoLocate, Elev. 4000 ft. Georef'd by WTU Staff Phenology: Fertile. Origin: Native. Moist brushy hillside. Phenology: Fertile. Origin: Native. J. William Thompson 4844 16 Jun 1928 William H. Baker 5728 WTU-18664JWT 26 Apr 1949 Melanthiaceae WTU-129365, WTU-V-004181 Trillium petiolatum Pursh U.S.A., IDAHO, LATAH COUNTY: Melanthiaceae Tomers butte, 5 miles southeast of Moscow. 46.681292°, -116.924494°; WGS 84, uncertainty: 500 m., Source: Trillium kurabayashii J.D. Freeman GeoLocate, Georef'd by WTU Staff Moist woods northeast slope, deep draw. Phenology: Fertile. Origin: U.S.A., OREGON, CURRY COUNTY: Native. [locality and coordinates withheld; status in Oregon: S1 (Critically Imperiled; OBIC)] William H. Baker 11394 5 May 1954 In open woods. Phenology: Flowers. Origin: Native. WTU-303334 William H. Baker 3515 24 Mar 1947 WTU-131381 Melanthiaceae Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, CHELAN COUNTY: Trillium petiolatum Pursh West end of Lake Wenatchee. 47.42361°, -120.30917°; WGS84, uncertainty: 10000 m., Source: U.S.A., IDAHO, LATAH COUNTY: GeoLocate, Georef'd by WTU Staff South ridge of Moscow Mountain, 5 miles northeast of Moscow. In moist forest. Phenology: Flowers. Origin: Native. 46.783659°, -116.924494°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff George H. Ward 334 4 May 1946 Open grassy woods. Phenology: Fertile. Origin: Native. WTU-139100 William H. Baker 11441 22 May 1954 WTU-303293 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., IDAHO, LATAH COUNTY: U.S.A. COUNTY: Robinson's Lake, 4 miles east of Moscow. Fermmer Lake. 46.732469°, -116.914684°; WGS 84, uncertainty: 500 m., Source: [Locality is best guess, lable difficult to read. Collection date is GeoLocate, Georef'd by WTU Staff missing]. Phenology: Fertile. Moist brushy hillside. Phenology: Fertile. Origin: Native. J. H. Christ 34 W. H. Baker 5728 26 Apr 1949 WTU-261512 WTU-303453 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium petiolatum Pursh U.S.A., WASHINGTON COUNTY: U.S.A., IDAHO, ADA COUNTY: Snow line Cascade Mountains, North Fork Snoqualmie. On west slope close to creek near Rocky Canyon Road. Flowers white, turns purple. Collection date Unknown. Phenology: Elev. 3800 ft. Flowers. Origin: Native. 43° 37' N, 116° 7' W; WGS 84, uncertainty: 5000 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett L. A. Nelson s.n. Petals purplish-brown. Phenology: Fertile. Origin: Native. WTU-274763B R. S. Waldron 026 1 May 1994 WTU-330970 Melanthiaceae Trillium petiolatum Pursh Melanthiaceae U.S.A., WASHINGTON, CHELAN COUNTY: Trillium ovatum Pursh var. ovatum Northwest of Leavenworth. Meadow Camp Road, Tumwater Mountain. U.S.A., WASHINGTON, CHELAN COUNTY: 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: Brender Canyon, 5 miles west of Cashmere. GeoLocate, Georef'd by WTU Staff 47.522482°, -120.532914°; WGS84, uncertainty: 1000 m., Source: Phenology: Fertile. Origin: Native. GeoLocate, Georef'd by WTU Staff In forested slopes. Phenology: Flowers. Origin: Native. Maxine Hagen s.n. 21 May 1950 George H. Ward 230 17 Apr 1946 WTU-332593 WTU-139103 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium petiolatum Pursh U.S.A., WASHINGTON, KING COUNTY: Hoerghton [Houghton]. U.S.A., IDAHO, LATAH COUNTY: 47.66418°, -122.20605°; WGS 84, uncertainty: 500 m., Source: St. Marie's River - Potlatch River Divide along State Highway 3. 1 GeoLocate, Georef'd by WTU Staff mile east of Lamb Creek. 5.7 miles southwest of Clarkia between In rich woods. Phenology: Flowers. Origin: Native. Highway and railroad. Elev. 3300 ft. Geo. B. Rigg s.n. 21 Mar 1908 T24N R1E S28 SW 1/4; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff WTU-5215 Phenology: Fertile. Origin: Native. Klaus H. Lackschewitz 3488 6 May 1972 Melanthiaceae with Peter F. Stickney Trillium ovatum Pursh var. ovatum WTU-260944 U.S.A., WASHINGTON, CHELAN COUNTY: At Inalls Creek Forest Camp, Wenatchee Mountains. Melanthiaceae Elev. 2000 ft. 47.42361°, -120.30917°; WGS84, uncertainty: 10000 m., Source: Trillium ovatum Pursh var. ovatum GeoLocate, Georef'd by WTU Staff In rocky slopes. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, KING COUNTY: Bellevue. J. William Thompson 5988 18 Apr 1931 47.61056°, -122.19944°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff WTU-25184JWT Flowers white, turns purple. Phenology: Flowers. Origin: Native. Mollie E. Leekenby s.n. 26 Apr 1908 WTU-274763A Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, WHITMAN COUNTY: Northwest of Leavenworth. Meadow Camp Road, Tumwater Pullman. Mountain. 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett GeoLocate, Georef'd by WTU Staff Low ground. Phenology: Fertile. Origin: Native. Phenology: Fertile. Origin: Native. C. V. Piper s.n. 6 May 1893 Maxine Hagen s.n. 21 May 1950 WTU-5169 WTU-332923 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium petiolatum Pursh U.S.A., IDAHO, CLEARWATER COUNTY: U.S.A., WASHINGTON, CHELAN COUNTY: 8 miles northeast of Elk River. Northwest of Leavenworth. Meadow Camp Road, Tumwater 46.86544°, -116.059296°; WGS 84, uncertainty: 1000 m., Source: Mountain. GeoLocate, Georef'd by WTU Staff 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: In steep, wooded slope. Phenology: Fruits. Origin: Native. GeoLocate, Georef'd by WTU Staff Phenology: Fertile. Origin: Native. Xerpha M. Gaines 116 21 Jul 1948 with Mary Hafercamp Maxine Hagen s.n. 21 May 1950 WTU-132728 WTU-322638 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., IDAHO, LATAH COUNTY: Above Swakane Creek, 5 miles east of divide to Nahalum Creek. Cedar Mountain. 47.543495°, -120.29149°; WGS84, uncertainty: 10000 m., Source: Elev. 4500 ft. GeoLocate, Georef'd by WTU Staff 46.80343°, -116.86878°; WGS 84, uncertainty: 1000 m., Source: Moist meadow. Phenology: Flowers. Origin: Native. Nat. Geog. TOPO!, Georef'd by John Bassett In damp soil in wooded areas of upper parts. Common and C. L. Hitchcock 23430 23 May 1964 abundant. Phenology: Flowers. Origin: Native. WTU-216987 F. L. Pickett 325 30 May 1915 WTU-65918 Melanthiaceae Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., IDAHO, LATAH COUNTY: Trillium petiolatum Pursh Laird Park ca. 1 mile east of Harvard. 46.917498°, -116.707416°; WGS 84, uncertainty: 500 m., Source: U.S.A., WASHINGTON, WHITMAN COUNTY: GeoLocate, Georef'd by WTU Staff Pullman. In open woods at park. Phenology: Fertile. Origin: Native. 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett William H. Baker 5767 8 May 1949 In moist places. Rare. Phenology: Fertile. Origin: Native. WTU-129360 Leslie J. Smith s.n. May 1895 WTU-5246 Melanthiaceae Trillium petiolatum Pursh Melanthiaceae U.S.A., WASHINGTON, STEVENS COUNTY: Trillium ovatum Pursh var. ovatum Alng east side of Columbia River 6 miles above mouth of spokane river. U.S.A., IDAHO, LATAH COUNTY: 48.573336°, -118.087048°; WGS 84, uncertainty: 10000 m., Along Gnat Creek at the base of Moscow Mountain, 5 miles Source: GeoLocate, Georef'd by WTU Staff northeast of Moscow. Sany soil by creek. Phenology: Fertile. Origin: Native. 46.784584°, -116.925634°; WGS 84, uncertainty: 500 m., Source: GeoLocate, Georef'd by WTU Staff H. T. Rogers 263 5 Apr 1940 In woods along creek. Phenology: Fertile. Origin: Native. with C. Boothroyd, F. G. Meyer, M. Ownbey William H. Baker 5745 4 May 1949 WTU-291500 WTU-129402 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. ovatum U.S.A., IDAHO, IDAHO COUNTY: U.S.A., IDAHO, LATAH COUNTY: 1/2 mile below Pilot Knob Lookout. North slope, west of spur of Mount Moscow, Moscow. Elev. 6400 ft. Elev. 2800 ft. T30N R6E S33; WGS 84, uncertainty: 1000 m., Source: 46.7325°, -116.99917°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff GeoLocate, Georef'd by WTU Staff Near spring. Phenology: Fertile. Origin: Native. In slope with alluvial soil, open forest. Phenology: Flowers. Origin: Native. Winnifred Newell Elwood 26 2 Jul 1947 Geo. G. Hedgcock s.n. 19 Jul 1933 WTU-118283 WTU-102289 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. ovatum CANADA, BRITISH COLUMBIA: Kennedy River area near Ucluelet(Vancouver Island). U.S.A., WASHINGTON, PEND OREILLE COUNTY: Elev. 715 ft. "Z" Canyon, Clark's Fork River, 12 miles North of Metaline Falls. Near drainage of river, in creek bed under hemlock and cedar, and Elev. 2600 ft. in shade. Flowers pink and white. Phenology: Fertile. 48.974689°, -117.35188°; WGS 84, uncertainty: 2000 m., Source: Digital Map, Georef'd by Sara Shiina A. Young 76 28 May 1963 On mossy bank in deep shade. Phenology: Flowers. Origin: Native. with W. Hubbard C. Leo Hitchcock 2924 15 May 1936 WTU-218843 WTU-14821JWT Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, CHELAN COUNTY: Along lower Peshastin Creek, Wenatchee Mountains. U.S.A., OREGON, BENTON COUNTY: Elev. 1200 ft. Foot of Alsea Mountain. 47.554909°, -120.598185°; WGS84, uncertainty: 10000 m., Phenology: Flowers. Origin: Native. Source: GeoLocate, Georef'd by WTU Staff Moist meadows. Phenology: Fertile. Origin: Native. Bessie Fleischman s.n. 4 Apr 1946 J. William Thompson 10434 12 May 1934 WTU-131725 WTU-1253JWT Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. ovatum U.S.A., OREGON, MARION COUNTY: Salem. U.S.A., IDAHO, LATAH COUNTY: Date collection unkown. Phenology: Flowers. Origin: Native. One mile west of Kendrick. 46.61417°, -116.64556°; WGS 84, uncertainty: 10000 m., Source: O. B. Johnson s.n. GeoLocate, Georef'd by WTU Staff In moist shaded slope. Phenology: Fertile. Origin: Native. WTU-4808 Marion Ownbey 2010 31 Mar 1940 with Ruth P. Ownbey Melanthiaceae WTU-71800 Trillium ovatum Pursh var. ovatum U.S.A., IDAHO, VALLEY COUNTY: Melanthiaceae Above head of Payette Lake. 44.91167°, -116.125°; WGS 84, uncertainty: 10000 m., Source: Trillium petiolatum Pursh GeoLocate, Georef'd by WTU Staff In rocky slope, near stream. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, SPOKANE COUNTY: Near the Little Spokane near Dartfood. C. L. Hitchcock 8535 30 May 1944 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: with C. V. Muhlick GeoLocate, Georef'd by WTU Staff Rich soil open woods. Phenology: Fertile. Origin: Native. WTU-92525 Sister Mary Milburge 671 4 May 1933 WTU-662JWT Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., MONTANA, MISSOULA COUNTY: Eagle Creek near Leavenworth. Franklin Ranger Station. Elev. 1000 ft. In damp soil. Phenology: Fertile. Origin: Native. 47.625208°, -120.645143°; WGS84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff R. H. Doull 10 20 Apr 1939 Shaded creek bottoms. Phenology: Fertile. Origin: Native. with D. W. Beck J. William Thompson 6444 23 May 1931 WTU-131846 WTU-25173JWT Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., WASHINGTON, CHELAN COUNTY: Posey Canyon Area near Leavenworth. U.S.A., WASHINGTON, WHITMAN COUNTY: Elev. 1500 ft. Pullman. 47.602274°, -120.620177°; WGS84, uncertainty: 5000 m., Source: 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: GeoLocate, Georef'd by WTU Staff Nat. Geog. TOPO!, Georef'd by John Bassett Phenology: Fertile. Origin: Native. Under bushes in damp flat, plentiful. Phenology: Fertile. Origin: Native. James Dennis Currie 5 3 Apr 1948 F.L.P 293 26 Apr 1915 WTU-118422 WTU-65924 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, WHITMAN COUNTY: Kamiacha [sic: Kamiak] Butte. U.S.A., IDAHO, CLEARWATER COUNTY: 46.85387°, -117.15759°; WGS 84, uncertainty: 1500 m., Source: Bottom of Nez Perce Grade at Orofino. GeoLocate, Georef'd by WTU Staff 46.47944°, -116.25417°; WGS 84, uncertainty: 5000 m., Source: Rich hillside on north slope. Phenology: Fertile. Origin: Native. GeoLocate, Georef'd by WTU Staff Phenology: Flowers. Origin: Native. N. Fulton s.n. 12 May 1923 W. H. Baker 10026 19 Apr 1953 WTU-208516 WTU-303292 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium petiolatum Pursh U.S.A., WASHINGTON, ASOTIN COUNTY: Along Cottonwood Creek, about 2 miles above the Grande Ronde U.S.A., WASHINGTON, CHELAN COUNTY: River, southwest of Anatone. Leavenworth Ranger Station. T7N R44E S21; WGS 84, uncertainty: 6000 m., Source: Elev. 1200 ft. Georeferenced, Georef'd by WTU Staff 47.59639°, -120.66028°; WGS84, uncertainty: 10000 m., Source: Rich soil among rocks in partly shaded places. Petals dark GeoLocate, Georef'd by WTU Staff maroon-brown. Phenology: Fertile. Origin: Native. Pasture; moist shady slopes; east slope; sandy loam; with Cherry, osmorhiza, Leptotanea. Rather scarce; 18 to 30 inches; flowers in Arthur Cronquist 5752 30 Apr 1949 spring. Phenology: Fertile. Origin: Native. WTU-181952 Edward P. Cliff 55 C 16 Apr 1932 WTU-322533 Melanthiaceae Trillium petiolatum Pursh Melanthiaceae U.S.A., WASHINGTON, SPOKANE COUNTY: Trillium ovatum Pursh var. ovatum Spokane. Elev. 1000-2000 ft. U.S.A., OREGON, LINN COUNTY: 47.65889°, -117.425°; WGS 84, uncertainty: 1000 m., Source: 7 miles east of Foster on Highway 20. GeoLocate, Georef'd by WTU Staff Edge of road, in a forested area. Phenology: Flowers. Origin: Native. Phenology: Fertile. Origin: Native. M. Barkworth 707 5 May 1973 J. H. Sandberg 7553 May 1893 with J. B. Leiberg WTU-267319 WTU-269501 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Pseudotrillium rivale (S. Watson) S.B. Farmer U.S.A., WASHINGTON, WHITMAN COUNTY: U.S.A., OREGON, JOSEPHINE COUNTY: College farm near Pullman on road to Moscow. Care Junction. 46.73139°, -117.17861°; WGS 84, uncertainty: 5000 m., Source: Phenology: Flowers. Origin: Native. GeoLocate, Georef'd by WTU Staff Moist rich soil on hill under trees near ditch. Phenology: Fertile. Mrs. Earl Boyd s.n. 17 Apr 1944 Origin: Native. WTU-131419 Catherine Goldback s.n. 1 Apr 1925 WTU-208518 Melanthiaceae Pseudotrillium rivale (S. Watson) S.B. Farmer Melanthiaceae U.S.A., OREGON, JOSEPHINE COUNTY: Trillium petiolatum Pursh Along the old Crescent City Road at the base of Oregon Mountain, Siskiyou Mountains near Waldo. U.S.A., WASHINGTON, WHITMAN COUNTY: Phenology: Flowers. Origin: Native. Northwest of Pullman. 46.73139°, -117.17861°; WGS 84, uncertainty: 10000 m., Source: J. William Thompson 2248 12 Apr 1927 GeoLocate, Georef'd by WTU Staff Under bushes in ravine. Phenology: Fertile. Origin: Native. WTU-18663JWT F. L. Pickett 430 13 May 1916 Melanthiaceae WTU-66484 Pseudotrillium rivale (S. Watson) S.B. Farmer Melanthiaceae U.S.A., OREGON, JOSEPHINE COUNTY: Illinois River near Takilma. Trillium petiolatum Pursh Moist shaded banks of the river. Phenology: Fruits. Origin: Native. U.S.A., WASHINGTON, WHITMAN COUNTY: J. William Thompson 4665a 7 Jun 1928 Pullman. 46.73139°, -117.17861°; WGS 84, uncertainty: 1000 m., Source: WTU-18662JWT Nat. Geog. TOPO!, Georef'd by John Bassett Phenology: Fertile. Origin: Native. Melanthiaceae C. V. Piper s.n. 6 May 1893 Pseudotrillium rivale (S. Watson) S.B. Farmer WTU-90059 U.S.A., OREGON, JOSEPHINE COUNTY: Along Little Rock Creek 2 miles southwest of O'Brien. Melanthiaceae Elev. 1500 ft. Rocky flat in jefrey pine woods. Phenology: Fertile. Origin: Native. Trillium petiolatum Pursh W. A. Weber 8353 13 May 1953 U.S.A., WASHINGTON, WHITMAN COUNTY: Along Palouse River above Pullman. WTU-153612 46.909144°, -117.074576°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Shaded, damp flat. Phenology: Fertile. Origin: Native. Melanthiaceae F. L. Pickett 293 26 Apr 1915 Pseudotrillium rivale (S. Watson) S.B. Farmer WTU-66966 U.S.A., OREGON, CURRY COUNTY: Along the Illinois River, 2 miles south of Agness. Moist banks. Phenology: Flowers. Origin: Native. Melanthiaceae William H. Baker 3523 24 Mar 1947 Pseudotrillium rivale (S. Watson) S.B. Farmer WTU-131380 U.S.A., OREGON, JOSEPHINE COUNTY: Siskiyou Mountains near O'Brien. Moist creek banks. Phenology: Flowers. Origin: Native. Melanthiaceae J. William Thompson 10280 11 Apr 1934 Pseudotrillium rivale (S. Watson) S.B. Farmer WTU-25417 U.S.A., OREGON, JOSEPHINE COUNTY: Wilderville. Stream bank. Phenology: Flowers. Origin: Native. Morton E. Peck 14747 22 Mar 1927 WTU-19115JWT Melanthiaceae Melanthiaceae Pseudotrillium rivale (S. Watson) S.B. Farmer Trillium ovatum Pursh var. ovatum U.S.A., OREGON, JOSEPHINE COUNTY: U.S.A., WASHINGTON, KING COUNTY: 1 mile west of O'Brien. Near Seattle. Gravelly, yellow pine forest. Petals white, purple flecked. Phenology: 47.598802°, -122.205728°; WGS 84, uncertainty: 25000 m., Flowers. Origin: Native. Source: Digital Map, Georef'd by Joseph Stormer In moist wooded slopes. Phenology: Flowers. Origin: Native. C. L. Hitchcock 5812 22 Mar 1940 J. William Thompson 5125 1 Apr 1930 WTU-62821 WTU-9866JWT Melanthiaceae Melanthiaceae Pseudotrillium rivale (S. Watson) S.B. Farmer Trillium ovatum Pursh var. ovatum U.S.A., OREGON, JOSEPHINE COUNTY: Near Waldo. U.S.A., WASHINGTON, KING COUNTY: 42.06111°, -123.64694°; WGS 84, uncertainty: 4030 m., Source: Seattle. GeoLocate, Georef'd by Maria Yousoufian 47.613617°, -122.310098°; WGS 84, uncertainty: 15750 m., By mountain streams. Phenology: Flowers. Origin: Native. Source: Digital Map, Georef'd by Joseph Stormer No collection date recorded. Phenology: Flowers. Origin: Native. Thomas Howell s.n. Apr 1887 E. S. Meany s.n. WTU-19114JWT WTU-24071 Melanthiaceae Melanthiaceae Pseudotrillium rivale (S. Watson) S.B. Farmer Trillium ovatum Pursh var. ovatum U.S.A., OREGON, JOSEPHINE COUNTY: Base of Oregon Mountain. U.S.A., WASHINGTON, THURSTON COUNTY: Elev. 2000 ft. Millersylvania Park. Moist creek banks. Phenology: Flowers. Origin: Native. 46.91611°, -122.91192°; WGS 84, uncertainty: 1700 m., Source: GeoLocate, Georef'd by WTU Staff J. William Thompson 10280 11 Apr 1934 In forest. White when collected. Phenology: Flowers. Origin: Native. WTU-1248JWT Harold W. Smith 2032 22 Apr 1937 WTU-221427 Melanthiaceae Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, KING COUNTY: Trillium ovatum Pursh var. ovatum University Campus (Seattle?). 47.655659°, -122.303777°; WGS 84, uncertainty: 1150 m., U.S.A., WASHINGTON, SNOHOMISH COUNTY: Source: Digital Map, Georef'd by Ibro Polovina Cascade Mountains. Perry Creek trail; near Big Four Inn. Phenology: Flowers. Origin: Native. Elev. 3000 ft. 48.065098°, -121.507456°; WGS 84, uncertainty: 5000 m., Lucile McIntyre s.n. May 1905 Source: GeoLocate, Georef'd by WTU Staff In deep woods. Phenology: Flowers. Origin: Native. WTU-5184 J. William Thompson 14530 18 May 1940 Melanthiaceae WTU-291509 Trillium ovatum Pursh var. ovatum Melanthiaceae U.S.A., WASHINGTON, KLICKITAT COUNTY: On the high mountain at Bingen. Trillium ovatum Pursh var. ovatum 45.715°, -121.46333°; WGS 84, uncertainty: 5000 m., Source: GeoLocate, Georef'd by WTU Staff U.S.A., WASHINGTON, THURSTON COUNTY: In the woods on the mountain. Collection dates: 12, 28 Apr, 13 Jul/ Olympia. 1906. Phenology: Fertile. Origin: Native. 47.03806°, -122.89944°; WGS 84, uncertainty: 10000 m., Source: GeoLocate, Georef'd by WTU Staff Wilhelm N. Suksdorf 5534 12 Apr 1906 Common in moist woods throughout the State. Three specimens on this sheet, from Olympia and Stampede Pass, Washington.v WTU-121069 Phenology: Flowers. Origin: Native. Louis F. Henderson s.n. 2 May 1892 WTU-5287A Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium albidum J.D. Freeman U.S.A., WASHINGTON, KING COUNTY: U.S.A., OREGON, JACKSON COUNTY: Stampede Pass, Cascade Mountains. North side of Conde Access Road at Dead 47.61028°, -121.42556°; WGS 84, uncertainty: 10000 m., Source: Indian Memorial Road. GeoLocate, Georef'd by WTU Staff Elev. 1570 ft. Common in moist woods throughout the State. Three specimens on 42° 15.6' N, 122° 29.7' W this sheet, from Olympia and Stampede Pass, Washington. Lithosol soils over volcanic rubble; Phenology: Fruits. Origin: Native. south-southeast aspect; partial shade or full sun; with Ericameria, Lomatium utriculatum, Louis F. Henderson s.n. 27 Jul 1892 Phacelia peckii, vernally damp. Common; flowers odorless; scapes 17-27 centimeters; WTU-5287B bracts green, 10.8-14.8 centimeters long, 5 nerved; petals white, narrowly oblong to narrowly elliptic to oblanceolate, 4.0-6.8 Melanthiaceae centimeters long; petal length/width = 2.5-4.4; ovary, filaments, and back of anthers green; Trillium ovatum Pursh var. ovatum styles whitish. Reference specimen for illustration in Revision of Flora of the Pacific U.S.A., WASHINGTON, LEWIS COUNTY: Northwest, WTU Herbarium, 2016. Phenology: Logging road on west side of Highway 97 between Carlson and Flowers. Origin: Native. Divide, circa 10 road miles north of Morton. 46° 40' 55" N, 122° 11' 54" W; WGS 84, uncertainty: 1000 m., Peter F. Zika 19660 19 May 2004 Source: Digital map with Frank Lang Understory. Scattered. Phenology: Fruits. Origin: Native. WTU-363571, WTU-V-024933 Jessica Ni 37 16 Jun 2006 with Ben Legler Melanthiaceae WTU-362925 Trillium ovatum Pursh U.S.A., WASHINGTON, PEND OREILLE COUNTY: Melanthiaceae By floodplain of Sullivan Creek, near Forest Service Road, 3 air kilometers east of north end of Sullivan Lake. Trillium ovatum Pursh var. ovatum Elev. 2788 ft. 48° 50.1' N, 117° 14' W; T39N R44E S33 U.S.A., WASHINGTON, CHELAN COUNTY: Shade of tall Thuja, Abies, Populus balsamifera, with Linnaea, Lake Chelan National Recreation Area. North end of Coon Lake Adenocaulon, Viola glabella. Flowers white, fade pink; occasional. along trail. 1 kilometer northeast of High Bridge in Stehekin River Phenology: Flowers. Origin: Native. Valley. Elev. 2180 ft. Peter F. Zika 19529 10 May 2004 48° 23' 27.4" N, 120° 50' 3.3" W; UTM Zone 10, 660330E, 5362022N; WGS 84, uncertainty: 9 m., Source: GPS WTU-368564 Mixed conifer forest with Pseudotsuga, ,Tsuga, Abies, Pinus and Thuja. Understory of Vaccinium, Smilacina, Disporum and Clintonia. Scattered in mesic depression by lake. Phenology: Fruits. Origin: Melanthiaceae Native. Trillium ovatum Pursh Barbara Smith 06-25 29 Jun 2006 U.S.A., WASHINGTON, COLUMBIA COUNTY: WTU-366850 Old Highway 30. 1/8 miles from intersection of Washington Way. Melanthiaceae 46.29626°, -117.86825°; WGS 84, uncertainty: 38000 m., Source: GeoLocate, Trillium ovatum Pursh var. ovatum Georef'd by WTU Staff Loam. With Acer macrophyllum, Corylus U.S.A., IDAHO, SHOSHONE COUNTY: cornuta, ferns. [Located in teaching collection]. Clearwater National Forest. Hoodoo Pass, South Trailhead parking Phenology: Flowers. Origin: Native. lot. Elev. 5993 ft. S. L. Strong 1 46.97483°, -115.02681°; WGS 84, uncertainty: 500 m., Source: Nat. Geog. TOPO!, Georef'd by John Bassett 5 Apr 1982 Rocky meadow surrounded by forest of Tsuga, Abies and Picea. Artemisia and Penstemon dominant. Petals purple; nearly WTU-315498, WTU-V-006655 past. In moist area under brush. Uncommon. Phenology: Flowers. Origin: Native. Mary Johanson 05-45 8 Jul 2005 with Robert Goff, Doug Williams, Joe Johanson, Jessie Johanson, Nomi Odano, Julia Odano, Ben Legler, David Giblin WTU-366450 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, PEND OREILLE COUNTY: U.S.A., WASHINGTON, KLICKITAT COUNTY: Fan Lake. Along Sleepy Hollow Road. T30N R43E S32; NAD 27, uncertainty: 805 m., Source: TRS2LL, 45.820159°, -121.331876°; uncertainty: 5000 Georef'd by Ben Legler m., Georef'd by Joseph Stormer Douglas fir-hemlock forest, assoc. with Spiraea, snowberry, Moist ground adjacent to creek under second ninebark. Dry. Phenology: Fruits. Origin: Native. growth Douglas-fir. Western wake-robin. Phenology: Flowers. Origin: Native. P. Camp 917A 17 Jul 1982 David Gross 530 WTU-373278 18 Apr 2010 Melanthiaceae WTU-385564, WTU-V-020801 Trillium ovatum Pursh U.S.A., WASHINGTON, PEND OREILLE COUNTY: Melanthiaceae Fan Lake. T30N R43E S32; NAD 27, uncertainty: 805 m., Source: TRS2LL, Trillium petiolatum Pursh Georef'd by Ben Legler Douglas fir-hemlock forest. Associated with Spiraea, snowberry, U.S.A., WASHINGTON, STEVENS COUNTY: ninebark. Dry. Phenology: Flowers & Fruits. Origin: Native. Western Colville National Forest and vicinity: east side of Columbia River, circa 2.5 air miles east of Daisy at the base of Gold Hill, circa P. Camp 917 A 17 May 1982 0.5 miles east of junction of Breckenridge Road and Beck Road. Elev. 2700 ft. WTU-381370 T33N R37E S14 SE; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler West facing bench with small rocky outcrop and small seasonal Melanthiaceae creek; ponderosa pine and Douglas fir/nineback [sic: ninebark], with birch and aspen in wetter area. Phenology: Flowers. Origin: Native. Trillium camschatcense Ker-Gawl. Jean Wood 187 21 May 1995 RUSSIAN FEDERATION, SAKHALIN REGION: North Sakhalin Island; west side of Cape Yelizabety; drainage in WTU-386324 between Muni and Nala Rivers. 54° 22.545' N, 142° 40.619' E In and along small creek; Betula, Pinus dominant, herb/forb Melanthiaceae understory with Sambucus, Sorbus, Petasites and Filipendula. Next to creek. Phenology: Fruits. Origin: Native. Trillium petiolatum Pursh Kari Stiles 2001-86 7 Aug 2001 U.S.A., WASHINGTON, CHELAN COUNTY: Leavenworth. North of United States Highway 2 near mouth of Herbarium: WTU Tumwater Canyon. Elev. 1213 ft. 47.5902° N, 120.6758° W; WGS 84 Melanthiaceae At foot of rocky slope; open Ponderosa pine woodland with Purshia, Prunus, Rosa, etc. Phenology: Flowers. Origin: Native. Trillium ovatum Pursh Richard G. Olmstead 2012-2 28 Apr 2012 U.S.A., IDAHO, BONNER COUNTY: SandPoint Gold Hill trail, 6 miles from Sand Point. Overlooking Bottle WTU-388032 Bay on Lake Peend [sic: Pend] Oreille. Elev. 3000 ft. T56N R1W S30; NAD 27, uncertainty: 805 m., Source: TRS2LL, Melanthiaceae Georef'd by Ben Legler Mixed conifer forest, second growth. Larch, Hemlock with red cedar Trillium ovatum Pursh in the draws. North-northeast aspect, 20 percent slope. Phenology: Flowers. Origin: Native. U.S.A., IDAHO, ADAMS COUNTY: Payette National Forest; along Forest Service P. Camp 1930 30 Apr 2005 Road 002 where it crosses Huntley Gulch. Elev. 4756 ft. WTU-385380 45.05444° N, 116.70179° W; WGS 84, uncertainty: 25 m., Source: GPS Riparian forest understory beneath Abies Melanthiaceae grandis, with Cornus stolonifera, Athyrium filix-femina, Arnica cordifolia, Cardamine Trillium petiolatum Pursh cordifolia. Uncommon in forest. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, PEND OREILLE COUNTY: Fan Lake. Don Knoke 2142 T30N R43E S32; NAD 27, uncertainty: 805 m., Source: TRS2LL, Georef'd by Ben Legler 25 Jun 2011 Douglas fir-hemlock forest. Associated with Spiraea, snowberry, ninebark; dry. Phenology: Flowers. Origin: Native. WTU-406449, WTU-V-17450 P. Camp 917B 17 May 1982 WTU-385439 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, KITSAP COUNTY: Wenatchee National Forest: along Potato Creek On Hood Canal, circa 2 miles south of Lofall. (Forest Service Road 5380) circa 2.5 road miles 47.784362°, -122.673915°; uncertainty: 1500 m., Georef'd by up creek from Entiat River Road. Joseph Stormer Elev. 658 m. Forest. Phenology: Flowers. Origin: Native. 47.806532° N, 120.350571° W; WGS 84, uncertainty: 13 m., Source: Digital map Judy Beechel 119 11 Apr 1959 Small flowing creek under riparian forest of Abies grandis and Pseudotsuga menziesii; WTU-390505 brushy and herbaceous understory with moist soil. Petals dull maroon, mostly past; plants common along creek. Phenology: Flowers & Melanthiaceae Fruits. Origin: Native. Trillium ovatum Pursh var. ovatum Don Knoke 2254 with David Giblin, Ben Legler, Alex Harkness U.S.A., WASHINGTON, PEND OREILLE COUNTY: 25 Jun 2012 Colville National Forest. Dry Canyon Road. Approximately 3 kilometers from intersection WTU-410311, WTU-V-024341 with Sullivan Lake Road. Elev. 850 m. 48.74242° N, 117.337° W; WGS 84, Melanthiaceae uncertainty: 100 m., Source: Digital map, Georef'd by Maria Yousoufian Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Small pond surrounded by Pseudotsuga Soukup) K.L. Chambers & S.C. Mey.s menziesii and Thuja plicata overstory. Phenology: Flowers. Origin: Native. U.S.A., WASHINGTON, THURSTON COUNTY: [locality and coordinates withheld; status in Washington: G2G3/S2S3 John Bassett 22 (Sensitive; WANHP)] Elev. 59 m. 20 Jul 2012 In Quercus garryana woodland. Erythronium oregonum, Symphoricarpos albus, Maianthemum dilatatum, Physocarpus WTU-406911, WTU-V-019530 capitatus, Quercus garryana. Flowers white, few plants. Phenology: Flowers. Origin: Native. Melanthiaceae Pat Montague 102 25 Apr 2008 with Dan Montague Trillium ovatum Pursh var. ovatum WTU-389905 U.S.A., WASHINGTON, PEND OREILLE COUNTY: Colville National Forest. Along Round Top Melanthiaceae Mountain Trail #512 (Shedroof Divide trail). Elev. 1830 m. Trillium ovatum Pursh 48.8061° N, 117.1298° W; WGS 84, uncertainty: 1000 m., Source: Digital map, U.S.A., WASHINGTON, WHATCOM COUNTY: Georef'd by Maria Yousoufian Viewcrest Ridge, circa 2 miles south of Bellingham. Mixed coniferous open forest along trail. Some 48.69255°, -122.481702°; WGS 84, uncertainty: 3200 m., Source: rocky outcrops and seeps. Phenology: Flowers. Digital Map, Georef'd by Joseph Stormer Origin: Native. In gravely loam in dense underbrush. Petals white, stamens yellow. Phenology: Flowers. Origin: Native. Susan Kephart 784 Carl A. Linde Jr. s.n. 11 Apr 1957 21 Jul 2012 WTU-390402 WTU-407862, WTU-V-021666

Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, THURSTON COUNTY: U.S.A., WASHINGTON, PEND OREILLE Glacial Heritage Preserve, near Black River. COUNTY: Elev. 35 m. Colville National Forest. Sullivan Creek Road, 46.87466° N, 123.03014° W; UTM Zone 10N, 497703E, 10.2 miles from junction with Sullivan Lake 5191237N; NAD 83 Road. In woodland. Trillium parviflorum, Symphoricarpos albus, Elev. 887 m. Maianthemum dilatatum, Physocarpus capitatus, Quercus garryana. 48.88888° N, 117.09759° W Flowers white, few plants. Phenology: Flowers. Origin: Native. In fruit. Phenology: Fruits. Origin: Native. Pat Montague 77 25 Apr 2008 Kathleen Whitson 2012-40 with Dan Montague 20 Jul 2012 WTU-391220 WTU-406989, WTU-V-019608 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh U.S.A., WASHINGTON, PEND OREILLE U.S.A., WASHINGTON, SNOHOMISH COUNTY: COUNTY: Colville National Forest. Slate Creek; on Forest Tulare Beach. Road 3155 at junction with 100. In streambanks 48.101763°, -122.343202°; WGS 84, and roadsides. uncertainty: 650 m., Source: GeoLocate, Elev. 2836 ft. Georef'd by Maria Yousoufian 48.94306° N, 117.28383° W Garden flower. [Attached packet is labeled Gravel road, moist streambank, mixed 6/29/93]. Phenology: Fruits. Origin: Native. coniferous forest. In fruit. Phenology: Fruits. Cultivated. Origin: Native. Clayton Haberman s.n. Drew Parker 14 14 Jul 2001 20 Jul 2012 WTU-399194, WTU-V-005019 WTU-408313, WTU-V-021454 Melanthiaceae Melanthiaceae Trillium petiolatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, CHELAN COUNTY: U.S.A., WASHINGTON, SNOHOMISH Hillside up from the Mad River road, near the COUNTY: turnoff onto the Entiat road. North side of the Garden , Tulare Beach. Source: Happy road. Valley Tree Farm, Happy Valley. Elev. 1500 ft. 48.101763°, -122.343202°; WGS 84, 47° 45.07' N, 120° 24.404' W; T26N R19E uncertainty: 650 m., Source: Digital map, S14 SE; Source: Specimen Label Georef'd by Maria Yousoufian Ponderosa pine, Douglas fir, pinegrass, big leaf Garden. Phenology: Fruits. Origin: Native. maple, snowberry 40% slope. In the shade. Cultivated. Small population. Phenology: Flowers. Origin: Native. Clayton Haberman s.n. P. Camp 3261 18 Jun 2008 4 Apr 2013 WTU-399193, WTU-V-005020 WTU-398903, WTU-V-007946 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium petiolatum Pursh U.S.A., WASHINGTON, KITTITAS COUNTY: Along Forest Road 1115 about 3 miles from U.S.A., WASHINGTON, KITTITAS COUNTY: United States Highway 97. Icle [Icicle?] River. Elev. 1178 m. 47.601939°, -120.887845°; WGS 84, 47.24761° N, 120.72993° W; T20N R17E S5; uncertainty: 20000 m., Source: Digital Map, WGS 84 Georef'd by Joseph Stormer, Invalid Moist soil; 15° northeast-facing slope; open coordinates (located outside county bounds). coniferous forest. Other plants: Salix Phenology: Vegetative. Origin: Native. scouleriana, Prunus emarginata, Abies grandis, Lupinus polyphyllus. Flowers white; common. Clayton Haberman s.n. Phenology: Flowers. Origin: Native. 9 Jun 1987 Don Knoke 2373 WTU-399196, WTU-V-005017 15 May 2013 WTU-409668, WTU-V-023642 Melanthiaceae Trillium ovatum Pursh U.S.A., WASHINGTON, SNOHOMISH COUNTY: Happy Valley Tree Farm. 48.187751°, -122.262495°; WGS 84, uncertainty: 264 m., Source: Digital Map, Georef'd by Maria Yousoufian Phenology: Flowers. Origin: Native. Clayton Haberman s.n. 9 Jul 1988 WTU-399195, WTU-V-005018 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh var. ovatum U.S.A., WASHINGTON, KING COUNTY: U.S.A., IDAHO, VALLEY COUNTY: Circa 75 meters east of Riverton Hospital. Around Buckhorn Bar Campground along Forest 47.487253°, -122.294794°; WGS 84, Service Road 674; South Fork Salmon River. uncertainty: 300 m., Source: Digital Map, Elev. 1152 m. Georef'd by Ibro Polovina 44.936949° N, 115.669237° W; WGS 84, Woods, well shaded area, loam soil. Phenology: uncertainty: 19 m., Source: GPS Flowers. Origin: Native. Moist, mature conifer forest with seepy areas; Cornus sericea, Symphoricarpos, Rosa. Jerry Sheldon 33 Occasional in forest understory. Phenology: Fruits. Origin: Native. 28 Mar 1973 Ben Legler 13745 WTU-391213, WTU-V-010488 with Sara Legler, John Bassett, Veanna Willard, Mike Carlson 11 Jul 2015 Melanthiaceae WTU-417008, WTU-V-036642 Trillium ovatum Pursh U.S.A., WASHINGTON, LEWIS COUNTY: Carlisle Park, along east side of Carlisle Melanthiaceae Avenue, north side of Onalaska. Elev. 137 m. Trillium albidum J.D. Freeman ssp. parviflorum (V.G. 46.58052° N, 122.71941° W; WGS 84, Soukup) K.L. Chambers & S.C. Mey.s uncertainty: 10 m., Source: GPS, Georef'd by Ben Legler U.S.A., WASHINGTON, PIERCE COUNTY: Patch of remnant old growth Pseudotsuga [locality and coordinates withheld; status in menziesii forest; shaded understory with with Washington: G2G3/S2S3 (Sensitive; WANHP)] Vancouveria hexandra, Oxalis sp., Trillium In Quercus garryana woods. Frequent, with ovatum, Hedera helix. Petals white, fading to Symphoricarpos albus, Oemleria cerasiformis, reddish-purple; plants frequent but scattered in Tellima grandiflora. Phenology: Flowers. Origin: understory. Phenology: Flowers. Native. Ben Legler 13494 Peter Dunwiddie 16-24 with Sara Legler with Rod Gilbert, Sarah Krock 9 May 2015 6 Apr 2016 WTU-410829, WTU-V-025956 WTU-417421, WTU-V-037455

Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. hibbersonii (T.M.C. Taylor & Szczaw.) G.W. Douglas & P. Pojar U.S.A., IDAHO, VALLEY COUNTY: Payette National Forest. Forest Road 361. Approximately 8 U.S.A., IDAHO, SHOSHONE COUNTY: kilometers northeast from junction with Forest Road 48. Coeur d'Alene National Forest. Devil's Elbow Elev. 1534 m. Road, about 2 miles in from junction with Coeur 45.06506° N, 115.73664° W; WGS 84, uncertainty: 50 m., d'Alene River Road at mile post 6. Source: GPS Elev. 970 m. North-facing slope with Carex rossii, Arnica cordifolia and burnt 47.7559° N, 116.0357° W; WGS 84, stand of Pinus ponderosa; Trifolium repens common throughout. uncertainty: 200 m., Source: Digital map Locally common on seasonally moist slope; plants with large fruits. South-facing rocky slope and adjacent forest. Phenology: Fruits. Origin: Native. Locally common on moist slope in forest understory. Phenology: Fruits. Origin: Native. Mike Carlson 15-48 12 Jul 2015 with Veanna Willard, Audrey Ragsac, David Giblin Wendy McClure 2016-5 Herbarium: WTU 10 Jul 2016 WTU-420960, WTU-V-50098 Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium petiolatum Pursh U.S.A., IDAHO, SHOSHONE COUNTY: U.S.A., WASHINGTON, STEVENS COUNTY: Coeur d'Alene National Forest. Shadow Falls, Western Colville National Forest and Vicinity: along and above trail at Yellow Dog Creek. east side of Columbia River, circa 2.5 air miles [Elevation approximate, from digital map.] east of Daisy at the base of Gold Hill, circa 0.5 Elev. 3200 ft. miles east of junction of Breckenridge Road and 47.7596° N, 116.1049° W; Source: GPS, Beck Road. Digital map Elev. 2700 ft. West-facing slope along and above trail. T33N R37E S14 SE1/4; WGS 84, uncertainty: Western hemlock dominant, ericaceous 975 m., Source: Digital Map, Georef'd by understory. (Vaccinium, etc.) Phenology: Crystal Shin Flowers and Fruits. Origin: Native. West facing bench with small rocky outcrop and small seasonal creek; ponderosa pine and Ashley Powell 2016-36 Douglas fir/nineback, with birch and aspen in wetter area. Phenology: Flowers. Origin: Native. 9 Jul 2016 Jean Wood 187 21 May 1995 WTU-419213, WTU-V-041074 WTU-409731, WTU-V-023734

Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium ovatum Pursh var. ovatum U.S.A., IDAHO, SHOSHONE COUNTY: U.S.A., WASHINGTON, STEVENS COUNTY: Coeur d'Alene National Forest: where Forest Western Colville National Forest and vicinity: Service Road 805 crosses Eagle Creek. Old Dominion Mountain Meadow, circa 9 air Elev. 917 m. miles northeast of Colville; off Hanson Springs 47.685794° N, 115.875966° W; WGS 84, Road on Forest Road 020. uncertainty: 9 m., Source: GPS Elev. 3250 ft. Moist, open conifer forest and brushy stream T36N R41E S31 W 1/2 of NW 1/4; NAD 27, bottoms bisected by gravel road, with Abies uncertainty: 805 m., Source: TRS2LL, grandis, Thuja plicata, Tsuga heterophylla. Georef'd by Ben Legler Stems scattered in light shade on edges of road. Wooded access road. Phenology: Flowers. Phenology: Flowers and Fruits. Origin: Native. Origin: Native. Terri Knoke 2016-12 Jean Wood 1329 9 Jul 2016 24 Jun 1995 WTU-419367, WTU-V-042195 WTU-409727, WTU-V-023737

Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium ovatum Pursh U.S.A., WASHINGTON, STEVENS COUNTY: U.S.A., WASHINGTON, STEVENS COUNTY: Colville National Forest, Woodward Meadows No locality given. Area, about 13 miles southwest of Chewelah. 48.383272°, -117.843263°; uncertainty: 74000 Go south and east of Chewelah on County m., Georef'd by Joseph Stormer Road #2850 for about 9 miles. Go left or north Stream banks, open or deep woods. Phenology: on road #2857 for about 2 miles. Go right or Flowers. Origin: Native. northeast on Forest Service Road 4342 about 1.5 miles to Woodward Meadows. SCNWCB staff s.n. Elev. 3500 ft. T32N R42E S31 W1/2; WGS 84, uncertainty: 2009 1000 m., Source: Digital Map, Georef'd by Sara Shiina WTU-405621, WTU-V-016915 Phenology: Flowers. Origin: Native. Kirk Larson s.n. 20 May 1997 WTU-409732, WTU-V-023733 Melanthiaceae Melanthiaceae Trillium ovatum Pursh Trillium albidum J.D. Freeman ssp. parviflorum (V.G. Soukup) K.L. Chambers & S.C. Mey.s U.S.A., WASHINGTON, STEVENS COUNTY: Colville National Forest. U.S.A., WASHINGTON, PIERCE COUNTY: 48.445825°, -117.860358°; WGS 84, [locality and coordinates withheld; status in Washington: G2G3/S2S3 uncertainty: 75000 m., Source: Digital Map, (Sensitive; WANHP)] Georef'd by Dan Post Elev. 114 m. Phenology: Flowers. Origin: Native. In Quercus garryana woods. Frequent, with Symphoricarpos albus, Oemleria cerasiformis, Tellima grandiflora. Origin: Native. Ellman s.n. Peter W. Dunwiddie PWD 16-24 6 Apr 2016 [no collection date given] with Rod Gilbert, Sarah Krock WTU-416172, WTU-V-034750 Herbarium: WTU

Melanthiaceae Melanthiaceae Trillium ovatum Pursh var. ovatum Trillium cuneatum Raf. U.S.A., WASHINGTON, YAKIMA COUNTY: U.S.A., OREGON, BENTON COUNTY: Forest Service Road 1902 approximately 17 kilometers west of Northwest Corvalis, ca. 75 meters southwest of junction with Forest Service Road 19; where Sand Creek passes the end of Circle Boulevard. under road. Elev. 350 ft. Elev. 1098 m. 44.5788° N, 123.2978° W; Source: Specimen 47.03834° N, 121.23258° W; WGS 84, uncertainty: 50 m., Label Source: GPS Deciduous forest understory, full shade. Forested riparian zone with Abies, Pseudotsuga menziesii and Thuja Associated taxa: Acer macrophyllum, Fraxinus plicata overstory. Uncommon in moist, rich soil; corm deep in soil. latifolia, Prunus avium, Quercus garryana, Phenology: Flowers. Origin: Native. Crataegus monogyna, Polystichum munitum, Rubus ursinus, Brachypodium sylvaticum, David Giblin 5014 20 Jun 2013 Hedera hibernica. [38] Sepals purplish-green, widely spreading; petals dark maroon, erect; Herbarium: WTU flowers sessile; leaves mottled, veins impressed in upper surface; plants to 25 cm tall. Naturalizing with ca. 15 flowering stems and Melanthiaceae numerous non-flowering stems and seedlings. Phenology: Flowers. Trillium ovatum Pursh R. E. Brainerd 2362 12 Apr 2015 U.S.A., WASHINGTON, SKAMANIA COUNTY: Gifford Pinchot National Forest. Bluff Mountain Trail just below Silver WTU-412947, WTU-V-029380 Star Summit and for 500 meters east along trail. Elev. 1232 m. 45.74815° N, 122.23737° W; WGS 84, uncertainty: 500 m., Melanthiaceae Source: GPS Subalpine meadows with exposed rock and talus in places; Trillium ovatum Pursh Xerophyllum tenax, Eriophyllum lanatum and Vaccinium sp. common. Uncommon beneath meadow vegetation. Phenology: U.S.A., WASHINGTON, GRAYS HARBOR Flowers. Origin: Native. COUNTY: Olympic National Forest. Forest Service Road David Giblin 7537A 25 Jun 2020 2372. Approximately 3 road kilometers north of Satsop Lakes. From GPS point to 2 kilometers Herbarium: WTU up road. Elev. 775 m. 47.42763° N, 123.52593° W; WGS 84, uncertainty: 1000 m., Source: GPS South-facing slopes, exposed, with scree, rocky outcrops, and road cuts; adjacent Psuedotsuga menziesii forest. Uncommon in forest understory; corollas white. Phenology: Flowers. Origin: Native. David Giblin 6119 23 May 2018 WTU-417982, WTU-V-039861