Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Counties Rank Status Status List VASCULAR Abronia latifolia Eschsch. CR; CA, WA G5 -- -- 4 Yellow sandverbena Clat, Coos, Curr, Doug, Lane, Linc, Till S3

Abronia turbinata Torr. ex S. Wats. BR; CA, ID, NV, AZ G5 -- -- 2 Trans montane abronia Harn, Malh S1

Abronia umbellata Lam. ssp. breviflora (Standl.) CR; CA, WA, BC G4G5T2 SOC LE 1 Munz Clat, Coos, Curr, Doug, Lane, Linc, Till S1 Pink sandverbena

Achnatherum hendersonii (Vasey) Barkworth BM, CB; WA G3 SOC C 1 Henderson ricegrass Croo, Gran, Sher, Wasc S2

Achnatherum nevadense (B.L. Johnson) BM, BR; CA, ID, NV + G4 -- -- 3 Barkworth Bake, Harn, Malh SNR needlegrass

Achnatherum wallowaensis Maze and K.A. BM G2G3 SOC -- 1 Robson Croo, Wall S2S3 Wallowa ricegrass

Achnatherum webberi (Thurb.) Barkworth BR; CA, ID, NV + G4 -- -- 4 Webber needlegrass Harn, Lake, Malh S3

Adiantum jordanii C. Muell. CR, KM; CA G4G5 -- -- 2 maiden-hair Coos, Curr, Doug, Jose S2

Agastache cusickii (Greenm.) Heller BR; ID, MT, NV G3G4 -- -- 2 Cusick's giant-hyssop Harn, Lake, Malh S2

Agoseris elata (Nutt.) Greene EC, WC; CA,WA G4 -- -- 2 Tall agoseris Clac, Desc, Hood, Jeff, Wasc S1

Agrimonia gryposepala Wallr. KM, WC, WV; CA, WA + G5 -- -- 3 Tall hairy groovebur Doug, Jack, Jose, Mult SNR

Agrostis hendersonii A.S. Hitchc. KM; CA G1Q SOC -- 1-ex Henderson's bentgrass Jack SH

Agrostis howellii Scribn. WC, WV G2 SOC C 1 Howell's bentgrass Hood, Linn, Mult S2

Aliciella triodon (Eastw.) Brand BR; CA, ID, NV + G5 -- -- 3 Coyote gilia Malh SNR

Allenrolfea occidentalis (S. Wats.) Kuntze BR; CA, ID, NV+ G4 -- -- 2 Iodine bush Harn, Malh S2

Allium bisceptrum S. Wats. BM, BR; CA, ID+ G4G5 -- -- 4 Two-stemmed Croo, Desc, Gran, Harn, Klam, Lake, Malh S4

Allium bolanderi S. Wats. var. bolanderi KM; CA G4T3? -- -- 3 Bolander onion Curr, Jack?, Jose SNR

Allium dictuon St. John BM; WA G2 SOC -- 1 Blue Mt. onion Wall S2

Allium geyeri S. Wats. var. geyeri BM; ID, NV, WA+ G4G5T4 -- -- 2 Geyer's onion Wall S1

Allium nevii S. Wats. CB, EC; WA G3G4 -- -- 3 Nevius' onion Hood, Wasc S3? Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Allium peninsulare J.G. Lemmon ex Greene KM, WC?; CA G5 -- -- 2 Peninsular onion Jack S1

Allium punctum Henderson BR; CA, NV G3? -- -- 3 Dotted onion Harn, Lake, Malh SNR

Allium robinsonii Henderson CB; WA G3 SOC -- 2-ex Robinson's onion Gill, Morr, Sher, Umat SH

Allium sanbornii Wood var. sanbornii KM; CA G3T3 -- -- 3 Sanborn's onion Jack SNR

Allium unifolium Kellogg WV; CA G4G5 -- -- 4 One-leaved onion Polk, Yamh S4

Ammannia robusta Heer & Regel CB, WV; CA, ID, NV, WA + G5 -- -- 3 An ammannia Bent, Mult, Sher, Wasc SNR

Amsinckia carinata A. Nels. & J.F. Macbr. BR G2 SOC LT 1 Malheur Valley fiddleneck Malh S2

Androsace elongata L. ssp. acuta (Greene) G.T. KM; CA G5?T3T4 -- -- 2-ex Robbins Jack SH Long-stemmed androsace

Anemone multifida Poir. var. tetonensis (Porter ex BM; ID, NV+ G5T4T5 -- -- 3 Britt.) C.L. Hitchc. Unio, Wall SNR Cliff anemone

Anemone oregana Gray var. felix (M.E. Peck) C.L. CR, WC; WA G4T2 SOC -- 2 Hitchc. Linc, Linn, Polk, Till, Yamh S1 Bog anemone

Antennaria aromatica Evert BM; MT, WY G4 -- -- 4 Aromatic antennaria Wall S3

Antirrhinum kingii S. Wats. BR; CA, NV+ G4 -- -- 3 King snapdragon Harn, Malh SNR

Antirrhinum vexillo-calyculatum Kellogg ssp. KM, WC; CA G4G5T4T5 -- -- 3 breweri (Gray) D. Thompson Doug, Jack, Jose SNR Brewer's snapdragon

Arabis davidsonii Greene BM; CA+ G4G5Q -- -- 2 Davidson's rockcress Bake, Wall S1

Arabis furcata S. Wats. EC, WC; WA G4 -- -- 4 Cascade rockcress Clac?, Hood, Jeff, Mari?, Wasc S3

Arabis hastatula Greene BM, WC G2 SOC -- 1 Hells Canyon rockcress Linn, Wall S2

Arabis koehleri T.J. Howell var. koehleri KM G3T1 SOC C 1 Koehler's rockcress Doug S1

Arabis koehleri T.J. Howell var. stipitata Rollins KM; CA G3T3 -- -- 4 Koehler's stipitate rockcress Curr, Jack, Jose S3

Arabis macdonaldiana Eastw. KM; CA G2 LE LE 1 Red Mountain rockcress Curr, Jose S1

Arabis modesta Rollins KM; CA G3Q SOC -- 2 Rogue Canyon rockcress Jack, Jose S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List Arabis sparsiflora Nutt. var. atrorubens (Suksdorf EC, WC; WA G5T3 -- -- 2 ex Greene) Rollins Hood, Mult, Wasc S2 Sickle-pod rockcress

Arabis suffrutescens S. Wats. var. horizontalis WC G5T1 SOC C 1 (Greene) Rollins Jack?, Klam S1 Crater Lake rockcress

Arctostaphylos hispidula T.J. Howell CR, KM; CA G3 SOC -- 2 Gasquet manzanita Curr, Doug, Jose S2

Argemone munita Dur. & Hilg. BR; NV G4 -- -- 2 Prickly-poppy Harn, Malh S2

Arnica viscosa Gray WC; CA G4 -- -- 2 Shasta arnica Desc, Doug, Klam S2

Artemisia arbuscula Nutt. ssp. longicaulis Winward BM?, BR, EC; CA, NV G5T3T5 -- -- 2 & McArthur Croo, Harn, Jeff?, Klam, Lake, Malh S1 Lahontan sagebrush

Artemisia campestris L. var. wormskioldii (Bess. ex CB, WC; WA G5T1 C LE 1-ex Hook.) Cronq. Mult, Sher, Umat, Wasc SX Northern wormwood

Artemisia ludoviciana Nutt. ssp. estesii Chambers BM, EC G5T3 SOC -- 4 Estes' artemisia Croo, Desc, Jeff S3

Artemisia packardiae J. Grimes & Ertter BR; ID, NV G3 -- -- 4 Packard's artemisia Malh S3

Artemisia papposa Blake & Cronq. BR; ID, NV G4 -- -- 2 Owyhee sagebrush Malh S2

Artemisia pycnocephala (Less.) DC. CR; CA G4G5 -- -- 2 Coastal sagewort Coos, Curr S1

Asarum wagneri Lu & Mesler EC, WC G3 -- C 4 Green-flowered wild-ginger Doug, Jack, Klam, Lane S3

Asplenium septentrionale (L.) Hoffmann WC; CA G4G5 -- -- 2 Grass-fern Doug, Jack, Klam S1

Asplenium trichomanes-ramosum L. BM; CA, ID, NV, WA+ G4 -- -- 2 Green spleenwort Bake, Wall S1

Astragalus alvordensis M.E. Jones BR; NV G4 -- -- 4 Alvord milk-vetch Harn, Malh S4

Astragalus applegatei M.E. Peck EC G1 LE LE 1 Applegate's milk-vetch Klam S1

Astragalus atratus S. Wats. var. owyheensis (A. BM, BR; ID, NV G4G5T3 -- -- 4 Nels. & J.F. Macbr.) M.E. Jones Bake, Malh S3 Owyhee milk-vetch

Astragalus californicus (Gray) Greene KM; CA G3 -- -- 2 California milk-vetch Jack S1

Astragalus calycosus Torr. ex S. Wats. BR; CA, ID, NV+ G5 -- -- 2 King's rattleweed Malh S1

Astragalus collinus (Hook.) Dougl. ex G. Don var. CB G5T1 SOC LT 1 laurentii (Rydb.) Barneby Gill, Morr, Sher, Umat S1 Laurence's milk-vetch Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Astragalus conjunctus S. Wats. var. rickardii CB; WA G4T3 -- -- 3 Welsh, K. Beck & F. Caplow Gill, Wasc, Whee SNR Rickard's milk-vetch

Astragalus cusickii Gray var. sterilis (Barneby) BR; ID G5T2 -- LT 1 Barneby Malh S2 Sterile milk-vetch

Astragalus diaphanus Dougl. ex Hook. var. diurnus BM G3G4T2Q -- LT 1 (S. Wats.) Barneby ex M.E. Peck Gran S2 South John Day milk-vetch

Astragalus gambelianus Sheldon KM; CA G5 -- -- 2 Gambel milk-vetch Jack S1

Astragalus geyeri Gray var. geyeri BR, CB; CA, ID, NV, WA + G4T4 -- -- 2 Geyer's milk-vetch Harn, Malh, Umat S2?

Astragalus hoodianus T.J. Howell CB, EC; WA G4 -- -- 2 Hood River milk-vetch Hood, Wasc S3

Astragalus lemmonii Gray EC; CA, NV G2 -- -- 1 Lemmon's milk-vetch Croo, Desc, Gran, Klam, Lake S1

Astragalus misellus S. Wats. var. misellus BM, BR G4T3T4 -- -- 3 Pauper milk-vetch Croo, Gran, Harn, Jeff, Whee SNR

Astragalus mulfordiae M.E. Jones BR; ID G2 SOC LE 1 Mulford's milk-vetch Malh S1

Astragalus peckii Piper BM, EC G3 -- LT 1 Peck's milk-vetch Desc, Klam S3

Astragalus platytropis Gray BR; CA, ID, NV, UT G5 -- -- 2 Broad-keeled milk-vetch Malh S1

Astragalus reventiformis (Rydb.) Barneby CB; WA G5 -- -- 3 Long-leaved milk-vetch Sher SNR

Astragalus robbinsii (Oakes) Gray var. alpiniformis BM G5T3 -- -- 4 (Rydb.) Barneby ex C.L. Hitchc. Wall S3 Wallowa milk-vetch

Astragalus sclerocarpus Gray CB; WA, BC G5 -- -- 3 Stalked-pod milk-vetch Gill, Morr, Sher?, Umat, Wasc SNR

Astragalus succumbens Dougl. ex Hook. CB; WA G4G5 -- -- 4 Columbia milk-vetch Gill, Morr, Umat, Wasc S4

Astragalus tegetarioides M.E. Jones BM, BR; CA G3 SOC C 1 Bastard kentrophyta Croo, Harn S3

Astragalus tenellus Pursh BR; ID, NV, WA + G5 -- -- 2 Loose flower milk-vetch Malh S1?

Astragalus tyghensis M.E. Peck CB G2 -- LT 1 Tygh Valley milk-vetch Wasc S2

Astragalus umbraticus Sheldon CR, KM, WC; CA G4 -- -- 4 Woodland milk-vetch Curr, Doug, Jose, Lane S3

Atriplex gmelinii C.A. Mey. ex Bong. var. gmelinii CR, ME; CA, WA, AK G5TNR -- -- 2 Gmelin's saltbush Lane, Linc, Till S1

Atriplex leucophylla (Moq.) D. Dietr. CR; CA + G4G5 -- -- 3 Beach saltbush Coos, Linc SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Atriplex powellii S. Wats. BR; AZ + G4 -- -- 3 Powell's saltbush Malh SNR

Baccharis douglasii DC. CR; CA G5 -- -- 2 Marsh baccharis Curr S1?

Balsamorhiza hookeri (Hook.) Nutt. var. BM; ID G5T3? -- -- 3 idahoensis (Sharp) Cronq. Bake SNR Hooker's balsamroot

Balsamorhiza hookeri (Hook.) Nutt. var. lanata KM; CA G5T2Q -- -- 1 Sharp Jack S1 Woolly balsamroot

Balsamorhiza rosea A. Nels. & J.F. Macbr. CB; WA G4G5 -- -- 2 Rosy balsamroot Umat S1

Balsamorhiza sericea W.A. Weber KM; CA G4Q -- -- 4 Silky balsamroot Jose S3

Bensoniella oregana (Abrams & Bacig.) Morton CR, KM; CA G3 SOC C 1 Bensonia Coos, Curr, Doug, Jose S3

Bergia texana (Hook.) Seub. ex Walp. BR, WV; CA, NV, WA + G5 -- -- 4 Texas bergia Colu?, Malh, Mult S3?

Bolandra oregana S. Wats. BM, WC, WV; ID, WA G3 -- C 4 Oregon bolandra Bake, Clac, Hood, Mult, Umat, Unio, Wall S3

Botrychium ascendens W.H. Wagner BM; CA, ID, NV, WA + G2G3 SOC C 1 Upward-lobed moonwort Bake, Gran, Wall, Whee S2

Botrychium campestre W.H. Wagner & Farrar ex BM; AB, SK, ND + G3G4 SOC -- 2 W.H. & F. Wagner Wall S1 Prairie moonwort

Botrychium crenulatum W.H. Wagner BM, BR, KM, WC?; AZ, CA, ID, MT, NV, UT, WA, WY G3 SOC C 1 Crenulate grape-fern Bake, Croo, Gran, Harn, Lake, Unio, Wall, Whee S2

Botrychium hesperium (Maxon & Clausen) W.H. BM; WA + G4 -- -- 2 Wagner & Lellinger Umat, Unio, Wall S1 Western moonwort

Botrychium lanceolatum (Gmel.) Angstr. BM, BR, WC; WA, ID + G5 -- -- 4 Lance-leaved grape-fern Bake, Gran, Harn, Hood, Klam, Umat, Unio, Wall S3

Botrychium lineare W.H. Wagner BM; CA, CO, ID, MT, NB, QC G2? -- -- 1 Skinny moonwort Wall S1

Botrychium lunaria (L.) Sw. BM, BR; NV, WA + G5 -- -- 2 Moonwort Gran?, Harn, Unio, Wall S2

Botrychium minganense Victorin BM, BR, EC, WC; CA, ID, WA + G4 -- -- 4 Gray moonwort Bake, Croo, Doug, Gran, Harn, Hood, Linn, Morr, Umat, S3 Unio, Wall, Wasc, Whee Botrychium montanum W.H. Wagner BM, EC, WC; CA, MT, WA, BC + G3 SOC -- 2 Mountain grape-fern Bake, Croo, Gran, Hood, Linn, Mari, Unio, Wall, Wasc, S2 Whee Botrychium paradoxum W.H. Wagner BM; MT, UT, WA, AB, BC, SK G2 SOC C 1 Twin-spike moonwort Bake, Gran, Unio, Wall, Whee S1

Botrychium pedunculosum W.H. Wagner BM; MT, WA, AB, BC, SK G2G3 SOC C 1 Stalked moonwort Bake, Gran, Unio, Wall S1

Botrychium pinnatum St. John BM, BR, EC; CA, WA, ID + G4? -- -- 4 Pinnate grape-fern Bake, Gran, Harn, Umat, Unio, Wall, Wasc, Whee S3 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Botrychium pumicola Coville ex Underwood EC, WC; CA G3 -- LT 1 Pumice grape-fern Desc, Klam, Lake S3

Brodiaea californica Lindl. KM; CA G4? -- -- 3 California brodiaea Jack SNR

Brodiaea terrestris Kellogg CR; CA G4G5 -- -- 2 Dwarf brodiaea Coos, Curr S2

Bulbostylis capillaris (L.) Kunth ex C.B. Clarke KM; CA + G5 -- -- 2-ex Densetuft hairsedge Jose SH

Bupleurum americanum Coult. & Rose BM; ID + G5 -- -- 2 Bupleurum Bake, Wall S1

Calamagrostis breweri Thurb. WC; CA G3 -- -- 2 Brewer reedgrass Clac, Hood, Jeff, Linn, Mari S2

Callitriche fassettii Schotsman BR, CB?, EC? G1Q -- -- 1 The Dalles water-starwort Malh, Wasc S1

Callitriche hermaphroditica L. BM, BR, CB, CR, EC, KM, WV; CA, ID, WA + G5 -- -- 3 Northern water-starwort Bent, Desc, Doug, Harn, Jack, Jeff, Klam, Lake, Lane, SNR Malh, Wasc Callitriche marginata Torr. CB, KM; BC, CA G4 -- -- 2 Winged water-starwort Jack, Jose, Wasc S2

Calochortus coxii M. Godfrey & F. Callahan KM G1 SOC LE 1 Cox's mariposa-lily Doug S1

Calochortus greenei S. Wats. EC, KM; CA G3 SOC C 1 Greene's mariposa-lily Jack, Klam S3

Calochortus howellii S. Wats. KM G3 SOC LT 1 Howell's mariposa-lily Curr, Jose S3

Calochortus indecorus Ownbey & M.E. Peck KM GX -- LE 1-X Sexton Mt. mariposa-lily Jose SX

Calochortus longebarbatus S. Wats. var. BM, EC; CA, WA G4T4 -- -- 4 longebarbatus Klam, Lake, Umat, Unio, Wasc S3 Long-bearded mariposa-lily

Calochortus longebarbatus S. Wats. var. peckii BM G4T3 SOC C 1 Ownbey Croo, Gran, Harn, Whee S3 Peck's mariposa-lily

Calochortus macrocarpus Dougl. var. maculosus BM; ID, WA G5T2 SOC -- 1 (A. Nels. & J.F. Macbr.) A. Nels. & J.F. Macbr. Wall S2 Green-band mariposa-lily

Calochortus monophyllus (Lindl.) Lem. EC, WC; CA G3G4 -- -- 2 One-leaved calochortus Jack, Klam S1

Calochortus nitidus Dougl. WC; ID G3 SOC -- 2 Broad-fruit mariposa-lily Jack S1

Calochortus nudus S. Wats. KM; CA G3G4 -- -- 2 Shasta star-tulip Jack S2

Calochortus persistens Ownbey KM; CA G2 C C 1 Siskiyou mariposa lily Jack S1

Calochortus umpquaensis N.A. Fredricks KM, WC G3 SOC LE 1 Umpqua mariposa-lily Doug, Jack, Jose S3 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Calyptridium roseum S. Wats. BM, BR; CA, ID, WA + G5 -- -- 2 Rosy pussypaws Harn, Lake, Malh S1

Camassia howellii S. Wats. KM G2 SOC C 1 Howell's camassia Jack, Jose S2

Camissonia boothii (Dougl. ex Lehm.) Raven ssp. BM, BR; CA, ID, NV, WA, AZ G5T4 -- -- 4 boothii Bake, Malh, Wall? S3 Booth evening-primrose

Camissonia graciliflora (Hook. & Arn.) Raven KM; CA G4 -- -- 2 Slender-flowered evening-primrose Jack, Jose S2

Camissonia ovata (Nutt. ex Torr. & Gray) Raven KM; CA G3G4 -- -- 3 Golden eggs Doug, Jose SNR

Camissonia palmeri (S. Wats.) Raven BR; CA, ID, NV G3G4 -- -- 3 Palmer's evening-primrose Malh SNR

Camissonia parvula (Nutt. ex Torr. & Gray) Raven BR; CA, ID, NV, WA + G5 -- -- 3 Lewis' River suncup Harn?, Lake, Malh SNR

Camissonia pusilla Raven BR; CA, ID, NV, UT G3G4 -- -- 3 Washoe suncup Desc, Harn, Lake, Malh SNR

Camissonia pygmaea (Dougl. ex Lehm.) Raven BM, BR, CB; WA G3 SOC C 1 Dwarf evening-primrose Gill, Gran, Harn, Umat?, Wasc, Whee S1

Cardamine nuttallii Greene var. covilleana (O.E. KM; CA G5T3? -- -- 3 Schulz) Rollins Jose SNR Coville's toothwort

Cardamine nuttallii Greene var. dissecta (O.E. CR, KM, WC; CA, WA G5T4T5 -- -- 3 Schulz) Rollins Coos, Jack, Jose, Klam SNR Dissected toothwort

Cardamine nuttallii Greene var. gemmata KM; CA G5T3 -- C 4 (Greene) Rollins Curr, Jose S3 Purple toothwort

Cardamine pattersonii Henderson CR G2 SOC C 1 Saddle Mt. bittercress Clat, Till S2

Carex abrupta Mackenzie BM, BR, KM, WC; CA, ID, NV + G5 -- -- 4 Abrupt-beaked sedge Curr, Doug, Harn, Jose, Klam, Lake, Lane, Linn, Wall S3

Carex atherodes Spreng. BR, EC; CA, ID, NV, WA + G5 -- -- 3 Awned sedge Harn, Klam, Lake S2?

Carex atrosquama Mackenzie BM, BR; ID, WA + G4? -- -- 2 Blackened sedge Harn, Wall S1

Carex barbarae Dewey CR, KM; CA G4G5Q -- -- 4 Santa Barbara sedge Curr, Doug, Jack, Jose S3?

Carex bebbii Olney ex Fern. BM; WA + G5 -- -- 4 Bebb's sedge Bake, Desc, Unio, Wall S4

Carex brevicaulis Mackenzie CR; WA, CA G5 -- -- 2 Short-stemmed sedge Clat, Coos, Curr, Doug, Linc, Till S2

Carex capillaris L. BM, BR; ID, NV + G5 -- -- 2 Capillary sedge Harn, Wall S2

Carex capitata L. BR, EC, WC; ID, NV, WA + G5 -- -- 2 Capitate sedge Desc, Harn, Jack, Klam, Lake S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Carex comosa Boott EC, KM, WV; CA, ID, WA + G5 -- -- 2 Bristly sedge Colu?, Jose, Klam, Mult S1

Carex concinna R. Br. BM; ID, WA + G4G5 -- -- 2 Low northern sedge Gran, Wall S3

Carex cordillerana Saarela and B. A. Ford BM, BR; AB G3G4 -- -- 2 Cordilleran sedge Bake, Harn, Morr, Umat, Unio, Wall S2

Carex crawfordii Fern. CR, WC; ID, WA + G5 -- -- 2 Crawford's sedge Jack S1

Carex davyi Mackenzie EC; CA, WA G3 -- -- 2 Dry-spike sedge Lake S1

Carex diandra Schrank EC, WC; CA, NV, WA + G5 -- -- 2 Lesser panicled sedge Lake, Lane S1

Carex duriuscula C.A. Mey. BM, EC; CA, ID, NV, WA + G5 -- -- 2-ex Involute-leaved sedge Bake, Klam SH

Carex gynocrates Wormsk. ex Drej. BM; NV + G5T5 -- -- 2 Yellow bog sedge Wall S1

Carex gynodynama Olney CR, EC, KM, WC, WV; CA G4G5 -- -- 4 Hairy sedge Coos, Curr, Doug, Lane S3

Carex haydeniana Olney BM, BR; CA, ID, NV, WA + G4G5 -- -- 4 Hayden's sedge Bake, Gran, Harn, Wall S4

Carex heteroneura W. Boott BM, BR, WC; CA, ID, NV, WA + G5 -- -- 3 Different-nerve sedge Doug, Gran, Harn, Klam, Wall SNR

Carex idahoa Bailey BM; ID, CA + G2G3 SOC -- 1 sedge Gran S1

Carex infirminervia Naczi BM; CA, ID, NV, WA + G5 -- -- 3 A sedge Lane, Wall SNR

Carex klamathensis B. L. Wilson & L. P. Janeway KM; CA G2 -- -- 1 Klamath sedge Jose S2

Carex lasiocarpa Ehrh. var. americana Fern. BM, EC, WC; CA, ID, WA + G5T5 -- -- 2 Slender sedge Desc, Klam, Lake, Wall, Wasc S2

Carex livida (Wahlenb.) Willd. CR, WC; CA, ID, WA + G5 -- -- 2 Pale sedge Clac, Lane, Linc, Mult S2

Carex macrocephala Willd. ex Spreng. CR; WA, AK, BC G5 -- -- 2 Bighead sedge Clat, Coos, Doug, Lane, Linc, Till S2

Carex macrochaeta C.A. Mey. CR, WC; WA + G5 -- -- 2 Alaska long-awned sedge Clat, Mult S2

Carex media R. Br. BM; WA + G5? -- -- 2 Intermediate sedge Wall S1

Carex micropoda C.A. Mey. BM; CA, ID, NV, WA + G5 -- -- 2 Small-footed sedge Bake?, Unio?, Wall S1

Carex nardina Fries BM, WC; ID, NV, WA + G4G5 -- -- 2 Spikenard sedge Doug, Gran, Wall S2? Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Carex nervina Bailey KM; CA, NV G5 -- -- 2 Sierra nerved sedge Jack, Jose S1

Carex pelocarpa F.J. Herm. BM, BR; ID, NV + G4G5 -- -- 2 A sedge Harn, Wall S1

Carex pluriflora Hulten CR; WA, BC + G4 -- -- 2 Many flowered sedge Clat S1

Carex praeceptorum Mackenzie BM, BR; CA, ID, NV, WA + G4G5 -- -- 4 Teacher's sedge Bake, Gran, Harn, Unio, Wall S3

Carex retrorsa Schwein. BM, CB, WC, WV; ID, WA + G5 -- -- 2 Retrorse sedge Bake, Colu, Lane, Mult, Umat S1

Carex saxatilis L. BM, BR; ID, NV, WA + G5 -- -- 2 Russet sedge Lake, Wall S1

Carex scabriuscula Mackenzie KM; CA G3G4 -- -- 2 Siskiyou sedge Curr, Jack?, Jose S3

Carex scirpoidea Michx. ssp. stenochlaena (Holm) BR, WC; ID, WA, MT + G5T4T5 -- -- 2 A. & D. Love Harn, Lane S1? Alaskan single-spiked sedge

Carex serratodens W. Boott KM, WC; CA G5 -- -- 4 Saw-tooth sedge Doug, Jack, Jose S3

Carex subbracteata Mackenzie CR, KM; CA G5 -- -- 3 Small-bract sedge Coos, Jose SNR

Carex subnigricans Stacey BM, BR; CA, NV, ID + G5 -- -- 2 Dark alpine sedge Harn, Wall S1

Carex tahoensis Smiley BM; CA, ID, WA + G5 -- -- 3 Tahoe sedge Gran, Wall SNR

Carex tiogana D. Taylor & J. Mastrogiuseppe BR; CA G1 -- -- 1 Tioga Pass sedge Harn S1

Carex vernacula Bailey BM, BR, EC, WC; CA, ID, NV, WA + G5 -- -- 2 Native sedge Bake, Harn, Hood, Lake, Wall S2

Castilleja brevilobata Piper KM; CA G3 -- -- 4 Short-lobed red-paintbrush Curr, Jack, Jose S3

Castilleja chambersii J.M. Egger & R.J. Meinke CR G1 SOC -- 1 Chambers' paintbrush Clat S1

Castilleja chlorotica Piper BM, EC G3 -- -- 1 Green-tinged paintbrush Croo, Desc, Klam, Lake S3

Castilleja flava S. Wats. var. rustica (Piper) N. BM; ID, MT G4G5T3T4 -- -- 2 Holmgren Bake, Wall S1 Rustic paintbrush

Castilleja fraterna Greenm. BM G2 SOC -- 1 Fraternal paintbrush Unio, Wall S2

Castilleja levisecta Greenm. WV; WA, BC G1 LT LE 1-ex Golden paintbrush Linn, Mari, Mult SH

Castilleja mendocinensis (Eastw.) Pennell CR; CA G2 SOC -- 1 Mendocino coast paintbrush Curr S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Castilleja rubida Piper BM G2 SOC -- 1 Purple alpine paintbrush Wall S2

Castilleja rupicola Piper ex Fern. WC; WA, BC G3G4 SOC -- 4 Cliff paintbrush Clac?, Desc, Doug, Hood?, Lane, Linn, Mari, Mult S3

Castilleja schizotricha Greenm. KM; CA G3 -- -- 2 Split-hair paintbrush Jack, Jose S2

Castilleja thompsonii Pennell EC, WC; WA, BC G4 -- -- 2 Thompson's paintbrush Wasc S1

Castilleja viscidula Gray BM, BR; ID, NV G4G5 -- -- 3 Sticky paintbrush Bake, Harn, Malh, Unio, Wall SNR

Castilleja wightii Elmer CR; CA G2G3Q -- -- 3 Wight's paintbrush Curr SH

Caulanthus crassicaulis (Torr.) S. Wats. var. BR; NV G4G5T3T5 -- -- 4 crassicaulis Harn, Lake, Malh S4 Thick-stemmed wild cabbage

Caulanthus crassicaulis (Torr.) S. Wats. var. BR; CA, NV, UT G4G5T2T4 -- -- 2 glaber M.E. Jones Malh S1 Smooth wild cabbage

Caulanthus major (M.E. Jones) Payson var. BR; CA, NV G4T3? SOC C 2 nevadensis Rollins Harn, Malh S1 Slender wild cabbage

Caulanthus pilosus S. Wats. BM, BR; CA, ID, NV G4 -- -- 4 Hairy wild cabbage Bake, Harn, Malh S4

Ceratophyllum echinatum Gray CR; WA + G4? -- -- 2-ex Prickly hornwort Lane SH

Chaenactis cusickii Gray BR; ID G3 -- -- 4 Cusick's chaenactis Malh S3

Chaenactis macrantha D.C. Eat. BR; CA, ID, NV + G4 -- -- 4 Large-flowered chaenactis Harn, Malh S3

Chaenactis nevii Gray BM G4 -- -- 4 Nevius' chaenactis Gill, Gran, Jeff, Wasc, Whee S4

Chaenactis xantiana Gray BR; CA, NV, AZ G4G5 -- -- 2 Desert pincushion Harn, Lake, Malh S1?

Chaetadelpha wheeleri Gray ex S. Wats. BR; CA, NV G4 -- -- 2 Wheeler's skeleton-weed Harn, Malh S2

Cheilanthes covillei Maxon WC; CA, NV + G4? -- -- 2 Coville's lipfern Jack S1

Cheilanthes feei T. Moore BM; CA, ID, NV, WA + G5 -- -- 2 Fee's lipfern Wall S2

Cheilanthes intertexta (Maxon) Maxon KM; CA G5 -- -- 2 Coastal lipfern Doug, Jack S1

Chlorogalum angustifolium Kellogg KM; CA G4G5 -- -- 2 Narrow-leaved amole Jack, Jose S1

Cicendia quadrangularis (Lam.) Griseb. CR, KM, WV; CA + G4 -- -- 2 Timwort Coos, Curr, Doug, Lane, Linn S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Cicuta bulbifera L. EC; ID, WA + G5 -- -- 2-ex Bulb-bearing water-hemlock Klam SH

Cimicifuga elata Nutt. var. alpestris Lee & Park KM, WC G4T4 -- C 4 Mountain tall bugbane Doug, Jack, Jose S4

Cimicifuga elata Nutt. var. elata CR, KM, WC, WV; WA, BC G4T4 -- C 4 Tall bugbane Bent, Clac, Colu, Doug, Lane, Linn, Mari, Mult, Polk, S4 Wash, Yamh Cirsium ciliolatum (Henderson) J.T. Howell KM, WC; CA G3 -- -- 4 Ashland thistle Jack S3

Clarkia heterandra (Torr.) Lewis & Raven KM; CA G4? -- -- 4 Small-fruit clarkia Doug, Jack, Jose S3

Claytonia nevadensis S. Wats. BR; CA, NV G4 -- -- 4 Sierra spring-beauty Harn S3

Clintonia andrewsiana Torr. CR; CA G4 -- -- 2-ex Andrew's bead-lily Curr SH

Cochlearia officinalis L. CR; CA, WA + G5 -- -- 2 Spoonwort Coos, Curr S1

Collomia larsenii (Gray) Payson WC; CA, WA G4 -- -- 4 Talus collomia Clac, Desc, Hood, Jeff, Lane S4

Collomia mazama Coville WC G3 -- -- 1 Mt. Mazama collomia Doug, Jack, Klam S3

Collomia renacta E. Joyal BR; NV G1 SOC C 1 Barren Valley collomia Malh S1

Coptis trifolia (L.) Salisb. WC; BC + G5 -- -- 2 Three-leaf goldthread Clac, Wasc S1

Corallorhiza wisteriana Conrad KM; ID + G5 -- -- 3 Spring coral-root Jack SNR

Cordylanthus maritimus Nutt. ex Benth. ssp. ME; CA G4?T2 SOC LE 1 palustris (Behr) Chuang & Heckard Coos, Linc, Till S2 Pt. Reyes bird's-beak

Corydalis aquae-gelidae M.E. Peck & Wilson WC; WA G3 SOC C 1 Cold-water corydalis Clac, Lane, Linn, Mari, Mult S3

Coryphantha vivipara (Nutt.) Britt. & Rose var. BM, BR?, CB; CA, ID, NV + G5T4 -- -- 2 vivipara Jeff, Sher S1 Cushion coryphantha

Crassula solierii (Gay) Meigen BR; CA, NV + G4G5 -- -- 3 Solieri's pygmyweed Lake, Malh S1?

Cryptantha gracilis Osterhout BR; CA, ID, NV, WA + G5 -- -- 3 Narrow-stem cat's-eye Malh SNR

Cryptantha humilis (Gray) Payson BM, BR; CA, ID, NV + G4? -- -- 3 Low cryptantha Harn, Malh, Wall SNR

Cryptantha leiocarpa (Fisch. & C.A. Mey.) Greene CR; CA G3G4 -- -- 2 Seaside cryptantha Curr S1

Cryptantha leucophaea (Dougl. ex Lehm.) Payson CB; WA G2G3 -- -- 2-ex Gray cryptantha Gill SH Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Cryptantha milo-bakeri I.M. Johnston CR, KM; CA G3G4 -- -- 2 Milo Baker's cryptantha Jack, Jose S1

Cryptantha simulans Greene BM, BR, EC, KM?; CA, ID, NV, WA G4 -- -- 3 Pine woods cryptantha Bake, Harn, Jack, Klam, Lake SNR

Cryptantha thompsonii I.M. Johnston BM; WA G2G3 -- -- 3 Thompson's cryptantha Bake SNR

Cryptogramma stelleri (Gmel.) Prantl BM; NV, WA + G5 -- -- 2 Steller's rock-brake Bake?, Wall S1

Cupressus bakeri Jepson KM, WC; CA G3 SOC -- 2 Baker's cypress Jack, Jose S1

Cymopterus acaulis (Pursh) Raf. var. greeleyorum BR; ID G5T2 SOC -- 1 J. Grimes & Packard Malh S1 Greeley's cymopterus

Cymopterus longipes S. Wats. var. ibapensis BR; ID, NV + G4T4 -- -- 2 (M.E. Jones) Cronq. Malh S2? Ibapah wavewing

Cymopterus nivalis S. Wats. BM, BR; ID, NV + G5 -- -- 2 Snowline cymopterus Gran, Harn, Lake S2

Cymopterus purpurascens (Gray) M.E. Jones BR; CA, ID, NV G4 -- -- 2 Purple cymopterus Harn S2

Cyperus acuminatus Torr. & Hook. ex Torr. KM, WV; CA, WA + G5 -- -- 2 Short-pointed cyperus Jack, Jose, Linn, Mari S1

Cyperus bipartitus Torr. BR, CB, CR, KM, WV; CA, ID, WA + G5 -- -- 3 Shining cyperus Curr, Doug, Jack, Jose, Lane, Malh, Umat, Wasc SNR

Cyperus lupulinus (Spreng.) Marcks ssp. lupulinus BM, WV; ID, WA + G5T5? -- -- 2 A cyperus Wall S1

Cypripedium californicum Gray CR, KM; CA G3 -- -- 4 California lady's-slipper Coos, Curr, Doug, Jack, Jose S3

Cypripedium fasciculatum Kellogg ex S. Wats. BM, KM, WC; CA, CO, ID, MT, WA, WY G4 SOC C 2 Clustered lady's-slipper Bake, Curr, Doug, Jack, Jose S3

Cypripedium montanum Dougl. ex Lindl. BM, EC, KM, WC, WV; CA, ID, WA + G4 -- -- 4 Mountain lady's-slipper Bake, Bent, Clac, Croo, Desc?, Doug, Gran, Hood, Jack, S3S4 Jeff, Jose, Klam, Lake, Lane, Mari, Morr?, Mult, Umat, Unio, Wall, Wasc, Whee Danthonia spicata (L.) Beauv. ex Roemer & J.A. WC, WV; ID, WA + G5 -- -- 3 Schultes Clac, Lane SNR Poverty oatgrass

Darlingtonia californica Torr. CR, KM; CA G3G4 -- -- 4 California pitcher- Coos, Curr, Doug, Jose, Lane, Linc, Till S3S4

Delphinium bicolor Nutt. BR; ID, WA + G4G5 -- -- 2 Flathead larkspur Malh S1

Delphinium leucophaeum Greene WV; WA G2 SOC LE 1 White rock larkspur Clac, Mari, Mult, Wash, Yamh S2

Delphinium nudicaule Torr. & Gray KM; CA G4 -- -- 2 Red larkspur Doug, Jack, Jose S2

Delphinium nuttallii Gray EC, WC, WV; WA, BC G4 -- -- 2 Nuttall's larkspur Clac, Hood, Mult, Wasc, Yamh S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Delphinium oreganum T.J. Howell CR, WC, WV G4? SOC C 1 Willamette Valley larkspur Clat, Lane, Linn, Mari, Polk, Yamh S1

Delphinium pavonaceum Ewan CR?, WC?, WV G1Q SOC LE 1 Peacock larkspur Bent, Clac, Lane, Mari, Mult, Polk S1

Dicentra formosa (Andr.) Walp. ssp. oregana KM; CA G5T4 -- -- 4 (Eastw.) Munz Curr, Jose S4 Oregon bleedingheart

Dicentra pauciflora S. Wats. KM; CA G3? SOC -- 2 Few-flowered bleedingheart Jose S1

Dichelostemma ida-maia (Wood) Greene CR, KM, WC; CA G4 -- -- 4 Firecracker flower Curr, Doug, Jack, Jose S4

Dodecatheon austrofrigidum K.L. Chambers CR; WA G2 SOC -- 1 Frigid shootingstar Clat, Till S2

Dodecatheon pulchellum (Raf.) Merr. var. BR; CA, ID, NV, UT G5TNR -- -- 2 shoshonense (A. Nels.) Reveal Malh S2 Darkthroat shootingstar

Douglasia laevigata Gray CR, WC; WA + G3 -- -- 3 Smooth-leaved douglasia Clac, Clat, Desc, Hood, Linn, Mari, Mult, Till SNR

Draba aureola S. Wats. WC; CA, WA G4 -- -- 4 Golden alpine draba Clac, Desc, Klam, Lane S4

Draba cusickii B.L. Robins. ex O.E. Schulz var. BR G4T3 -- -- 4 cusickii Harn S3 Cusick's draba

Draba howellii S. Wats. KM; CA G4 -- C 2 Howell's whitlow-grass Curr, Jose S2

Draba lemmonii S. Wats. var. cyclomorpha BM G4T3 -- -- 4 (Payson) O.E. Schulz Unio, Wall S3 Wallowa draba

Dryas drummondii Richards. ex Hook. BM; WA + G5 -- -- 4 Yellow mountain-avens Wall S4

Dryopteris filix-mas (L.) Schott BM, BR, CR, EC, WC; CA, WA, ID + G5 -- -- 4 Male fern Bake, Colu, Malh, Umat, Unio, Wall, Wasc S3

Eatonella nivea (D.C. Eat.) Gray BR; CA, ID, NV, WA G4G5 -- -- 4 White eatonella Harn, Lake, Malh S3

Elatine brachysperma Gray BM, BR; CA, NV, WA + G5 -- -- 2 Short-seeded waterwort Croo?, Desc, Harn, Lake, Malh S1

Eleocharis bolanderi Gray BM, BR, EC; CA, ID, NV + G4 -- -- 2 Bolander's spikerush Gran, Harn, Klam, Lake, Malh, Morr, Umat, Unio, Wall, S2 Whee Elmera racemosa (S. Wats.) Rydb. var. racemosa WC; WA + G4G5T4 -- -- 4 Elmera Desc, Doug, Jeff, Klam, Lane S4

Elodea nuttallii (Planch.) St. John BR, EC, WC, WV; CA, WA, ID + G5 -- -- 3 Nuttall's waterweed Colu, Desc, Harn, Lake, Lane, Mult SNR

Elymus glaucus Buckl. ssp. virescens (Piper) CR; CA, WA, AK, BC G5T4? -- -- 3 Gould Coos, Curr, Linc SNR Smooth wildrye Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Enemion stipitatum (Gray) Drumm. & Hutchinson CR?, EC, KM, WC, WV; CA G4? -- -- 4 Dwarf isopyrum Bent, Doug, Jack, Jose, Klam, Lane, Polk, Yamh S3

Epilobium latifolium L. BM, WC; CA, ID, WA + G5 -- -- 4 Broad-leaved willow-herb Desc, Gran, Linn, Wall S3

Epilobium luteum Pursh BM, WC; CA, WA + G5 -- -- 4 Yellow willow-herb Clac, Desc, Doug, Hood, Jack, Lane, Linn S3

Epilobium oreganum Greene KM; CA G2 SOC C 1 Oregon willow-herb Jose S1

Epilobium palustre L. BM, WC; ID, WA + G5 -- -- 3 Swamp willow-herb Doug, Gran?, Hood?, Klam, Unio, Whee? SNR

Epilobium rigidum Hausskn. KM; CA G3G4 -- -- 4 Rigid willow-herb Curr, Jose S3

Epilobium siskiyouense (Munz) Hoch & Raven KM; CA G3 SOC C 1 Siskiyou willow-herb Jack, Jose S2

Equisetum pratense Ehrh. BM; ID, MT, BC + G5 -- -- 3 Meadow horsetail Unio, Wall SNR

Ericameria arborescens (Gray) Greene CR, KM; CA, NV G4 -- -- 2 Golden fleece Curr, Jose S1

Ericameria discoidea (Nutt.) Nesom var. discoidea BR; CA, ID, NV + G4G5T4 -- -- 4 Discoid goldenweed Harn, Lake S3?

Erigeron cascadensis Heller WC G4 -- -- 4 Cascade daisy Clac?, Desc?, Doug, Klam, Lane, Linn, Mari S4

Erigeron cervinus Greene KM; CA G3 SOC -- 2 Siskiyou daisy Curr, Jose S2

Erigeron decumbens Nutt. WV G1 LE LE 1 Willamette Valley daisy Bent, Clac, Lane, Linn, Mari, Polk, Wash, Yamh S1

Erigeron disparipilus Cronq. BM; WA, CA G5 -- -- 2 White cushion erigeron Wall S2

Erigeron engelmannii A. Nels. var. davisii (Cronq.) BM; ID G5T3 SOC -- 2 Cronq. Wall S1 Engelmann's daisy

Erigeron howellii Gray WC; WA G2 SOC C 1 Howell's daisy Clac, Hood, Mult S2

Erigeron latus (A. Nels. & J.F. Macbr.) Cronq. BR; ID, NV G3 -- -- 2 Broad fleabane Malh S1?

Erigeron oreganus Gray EC, WC; WA G3 SOC C 1 Oregon daisy Hood, Mult, Wasc? S3

Erigeron peregrinus (Banks ex Pursh) Greene var. CR; WA G5T4 -- -- 2 peregrinus Clat, Till S1 Wandering daisy

Erigeron petrophilus Greene KM; CA G4 -- -- 2 Cliff daisy Jack, Jose S2

Erigeron tener Gray BM, BR; CA, ID, NV + G4 -- -- 3 Tender fleabane Bake, Harn SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Erigeron vagus Payson BM; CA, NV + G4 -- -- 3 Rambling fleabane Bake, Wall SNR

Eriogonum brachyanthum Coville BR; CA, NV G5 -- -- 2 Short-flowered eriogonum Harn S1

Eriogonum chrysops Rydb. BR G1 SOC LT 1 Golden buckwheat Harn, Malh S1

Eriogonum crosbyae Reveal BR; NV G3 SOC LT 1 Crosby's buckwheat Harn, Lake S2

Eriogonum cusickii M.E. Jones BM, BR G2 SOC C 1 Cusick's eriogonum Harn, Lake S2

Eriogonum diclinum Reveal KM; CA G3 -- -- 4 Jaynes Canyon buckwheat Jack, Jose S3

Eriogonum hookeri S. Wats. BR; CA, ID, NV + G5 -- -- 2 Hooker's wild buckwheat Malh S1

Eriogonum lobbii Torr. & Gray KM; CA, NV G4 -- -- 2 Lobb's buckwheat Curr, Jose S2

Eriogonum nudum Dougl. ex Benth. var. paralinum CR; CA G5T2T4 -- -- 3 Reveal Curr SNR Del Norte buckwheat

Eriogonum nutans Torr. & Gray BR; CA, NV G5 -- -- 3 Spreading eriogonum Harn SNR

Eriogonum ochrocephalum S. Wats. var. BR; ID G5T3 -- -- 4 calcareum (S. Stokes) M.E. Peck Harn, Malh S3 Ochre-flowered buckwheat

Eriogonum pendulum S. Wats. KM; CA G4 -- -- 4 Waldo buckwheat Curr, Jose S4

Eriogonum prociduum Reveal BR, EC; CA, ID, NV G3 SOC C 1 Prostrate buckwheat Harn, Klam, Lake, Malh S2

Eriogonum pyrolifolium Hook. var. pyrolifolium WC; CA, ID, WA G4T4 -- -- 3 Shasta buckwheat Doug, Klam SNR

Eriogonum salicornioides Gandog. BR; ID, NV G3G4 -- -- 2 Playa buckwheat Harn, Malh S2

Eriogonum scopulorum Reveal BM G3 -- -- 4 Cliff buckwheat Wall S3

Eriogonum umbellatum Torr. var. glaberrimum EC; CA G5T2? SOC -- 1 (Gandog.) Reveal Harn, Lake S1? Green buckwheat

Eriogonum villosissimum Reveal & D.A. York WC GNR -- -- 3 Acker Rock wild buckwheat Doug SNR

Eriophorum angustifolium Honckeny WC; ID, WA + G5 -- -- 4 Many-spiked cotton-grass Clac, Jeff, Linn, Mari S3

Eriophorum chamissonis C.A. Mey. CR; BC G5 -- -- 2 Russet cotton-grass Coos, Lane, Linc, Till S1

Eritrichium nanum (Vill.) Schrad. ex Gaudin var. BM; ID, WA + G5T4 -- -- 4 elongatum (Rydb.) Cronq. Wall S4 Pale alpine-forget-me-not Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Erodium macrophyllum Hook. & Arn. KM; CA + G3 -- -- 2-ex Large-leaved filaree Jack SH

Eryngium alismifolium Greene BM, BR, EC, WC; CA, ID, NV G4 -- -- 4 Inland coyote-thistle Croo, Harn, Klam, Lake, Malh, Unio S3

Erysimum menziesii (Hook.) Wettst. ssp. CR; CA G3?T3? SOC -- 2 concinnum (Eastw.) Price Curr S1 Pacific wallflower

Erythronium elegans Hammond & Chambers CR G2 SOC LT 1 Coast Range fawn-lily Linc, Polk, Till, Yamh S2

Erythronium howellii S. Wats. KM; CA G3G4 -- -- 1 Howell's adder's-tongue Curr, Jack, Jose S3

Erythronium revolutum Sm. CR, KM; WA, BC G4 -- -- 4 Pink fawn-lily Bent, Clat, Coos, Curr, Doug, Lane, Linc, Till S4

Eschscholzia caespitosa Benth. KM; CA G5 -- -- 2 Gold poppy Curr, Doug, Jose S1

Eucephalus breweri (Gray) Nesom KM; CA, NV G4 -- -- 3 Brewer's aster Jack, Jose SNR

Eucephalus gormanii Piper WC G3 -- -- 1 Gorman's aster Clac, Jeff, Linn, Mari S3

Eucephalus vialis Bradshaw KM, WC, WV; CA G3 SOC LT 1 Wayside aster Doug, Jack, Jose, Lane, Linn S3

Euonymus occidentalis Nutt. ex Torr. KM, WC, WV; CA, WA, BC G5 -- -- 4 Western wahoo Clac, Colu, Coos, Curr, Doug, Jack, Jose, Lane, Mari, S3 Mult, Polk, Yamh Eurybia merita (A. Nels.) Nesom BM; CA, ID, WA + G5 -- -- 3 Arctic aster Wall, Whee SNR

Fauria crista-galli (Menzies ex Hook.) Makino WC; WA, AK, BC G5 -- -- 3 Deer-cabbage Linn SNR

Festuca brachyphylla J.A. Schultes ex J.A. & J.H. BM, BR; ID, NV + G5 -- -- 3 Schultes Harn, Wall SNR Alpine fescue

Festuca elmeri Scribn. & Merr. KM; CA G5 -- -- 4 Elmer's fescue Doug, Jack, Jose S3

Filipendula occidentalis (S. Wats.) T.J. Howell CR; WA G2G3 SOC C 1 Queen-of-the-forest Clat, Linc, Polk, Till S2

Frasera fastigiata (Pursh) Heller BM; ID, WA G4? -- -- 3 Clustered green-gentian Bake? SNR

Frasera umpquaensis Peck & Applegate KM, WC; CA G3 -- C 1 Umpqua swertia Curr, Doug, Jack, Jose, Lane S3

Fritillaria camschatcensis (L.) Ker-Gawl. CR, WC; WA + G5 -- -- 2 Indian rice Linc, Mult, Polk? S1

Fritillaria eastwoodiae Macfarlane KM; CA G3Q -- -- 3 Butte County fritillaria Jack SNR

Fritillaria gentneri Gilkey KM, WC; CA G1 LE LE 1 Gentner's fritillaria Jack, Jose S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Fritillaria glauca Greene KM, WC; CA G4 -- -- 4 Siskiyou fritillaria Curr, Doug, Jack, Jose, Lane S3

Fritillaria purdyi Eastw. KM; CA G3 SOC -- 2 Purdy's fritillaria Jose S1

Galium californicum Hook. & Arn. ssp. californicum KM; CA G5T4? -- -- 3 California bedstraw Curr, Jack? SNR

Galium serpenticum Dempster ssp. warnerense BR, EC; CA G4G5T2 SOC -- 1 Dempster & Ehrend. Lake S2 Warner Mountain bedstraw

Gentiana newberryi Gray var. newberryi EC, WC; CA G4T4 -- -- 2 Newberry's gentian Desc, Klam, Lane S2

Gentiana plurisetosa C.T. Mason KM; CA G2G3 SOC -- 1 Bristly gentian Jose S1

Gentiana prostrata Haenke BR; CA, ID, MT, NV G4G5 -- -- 2 Moss gentian Harn S2

Gentiana setigera Gray KM; CA G2 SOC C 1 Waldo gentian Curr, Jose S2

Gentianella propinqua (Richards.) J. Gillett BM; ID + G5 -- -- 3 Four-part gentian Wall SNR

Gentianella tenella (Rottb.) Boerner ssp. tenella BR; CA, ID, NV, WA + G4G5T4 -- -- 2 Slender gentian Harn S1

Gentianopsis holopetala (Gray) Iltis EC; CA, NV G4Q -- -- 3 Sierra gentian Klam SNR

Geum rossii (R. Br.) Ser. var. turbinatum (Rydb.) BM; ID, NV + G5T4 -- -- 2 C.L. Hitchc. Bake S2 Slender-stemmed avens

Geum triflorum Pursh var. campanulatum (Greene) CR; WA G5T4 -- -- 2 C.L. Hitchc. Clat S1 Western red avens

Gilia millefoliata Fisch. & C.A. Mey. CR; CA G2 SOC -- 1 Seaside gilia Curr, Linc S1

Gilia salticola Eastw. BR; CA, NV G3G4 -- -- 3 Dancing gilia Harn SNR

Gilia sinistra M.E. Jones ssp. sinistra BM, BR, EC, KM, WC, WV; CA, NV, CO G4G5T4T5 -- -- 4 Alva Day's gilia Bake, Croo, Doug, Gran, Harn, Jack, Jose, Klam, Lane, S4 Malh, Unio, Wall Glyptopleura marginata D.C. Eat. BR; CA, ID, NV + G4G5 -- -- 4 White-margined waxplant Harn, Lake, Malh S3

Gnaphalium californicum DC. CR, KM, WV; CA, WA G5 -- -- 3 California cudweed Clat, Curr, Doug, Lane, Linc, Till SNR

Gnaphalium macounii Greene BM; CA, ID, WA + G5 -- -- 3 Winged cudweed Bake SNR

Gratiola heterosepala Mason & Bacig. BR; CA G3 SOC LT 1 Boggs Lake hedge-hyssop Lake S1

Hackelia bella (J.F. Macbr.) I.M. Johnston KM, WC; CA G3? -- -- 2 Beautiful stickseed Jack, Klam S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Hackelia cronquistii J.L. Gentry BR; ID G3 SOC LT 1 Cronquist's stickseed Bake, Malh S3

Hackelia diffusa (Lehm.) I.M. Johnston var. cottonii CB, EC; WA G4T4 -- -- 4 (Piper) R.L. Carr Gill, Hood, Jeff, Sher, Wasc S3 Creamy stickseed

Hackelia diffusa (Lehm.) I.M. Johnston var. diffusa BM, CB, WC; WA, BC G4T3 -- C 4 Diffuse stickseed Hood, Mult, Wall, Wasc S3

Hackelia mundula (Jepson) Ferris KM; CA G3G4 -- -- 3 Pink stickseed Jack SNR

Hackelia ophiobia R.L. Carr BR; ID, NV G3 SOC -- 2 Three Forks stickseed Malh S1

Hackelia patens (Nutt.) I.M. Johnston var. patens BR, WC; NV, ID + G5T5 -- -- 4 Spreading stickseed Harn, Malh, Mult S3

Hastingsia bracteosa S. Wats. var. atropurpurea KM G2T2 SOC LT 1 (Becking) F. Lang & P. Zika Jose S2 Purple flowered rush-lily

Hastingsia bracteosa S. Wats. var. bracteosa KM G2T2 SOC LT 1 Large-flowered rush-lily Jose S2

Hazardia whitneyi (Gray) Greene var. discoidea KM, WC; CA G4G5T4 -- -- 4 (J.T. Howell) W.D. Clark Curr, Doug, Jack, Jose, Klam S3 Whitney's haplopappus

Helianthella californica Gray var. nevadensis CR; CA, NV G4TNR -- -- 3 (Greene) Jepson Doug SNR California helianthella

Helianthella quinquenervis (Hook.) Gray BR; ID, NV + G5 -- -- 3 Nodding helianthella Lake SNR

Helianthella uniflora (Nutt.) Torr. & Gray var. BR; ID, NV, + G5T4T5 -- -- 3 uniflora Harn, Malh SNR Rocky Mountain helianthella

Helianthus bolanderi Gray KM; CA G4 -- -- 3 Bolander's sunflower Jack, Jose SNR

Helianthus nuttallii Torr. & Gray BM, BR; CA, ID, NV, WA + G5 -- -- 3 Nuttall's sunflower Bake, Lake, Malh, Morr?, Umat?, Unio, Whee? SNR

Heliotropium curassavicum L. BM, BR, CB, EC, WV; CA, NV, + G5 -- -- 2 Salt heliotrope Bake, Harn, Klam, Lake, Malh, Morr, Mult, Sher, Umat, S2 Unio Hesperevax sparsiflora (Gray) Greene var. CR, KM; CA G4T3 -- -- 3 brevifolia (Gray) Morefield Coos, Curr, Jose SNR Short-leaved evax

Heuchera grossulariifolia Rydb. var. tenuifolia EC; WA G4T3T4 -- -- 4 (Wheelock) C.L. Hitchc. Hood, Wasc S3 Thin-leaved alumroot

Heuchera merriamii Eastw. KM, WC; CA G3 -- -- 4 Merriam alumroot Desc, Doug, Jose, Lane S3

Hieracium greenei Gray KM, WC; CA G3G4 -- -- 3 Greene's hawkweed Curr, Doug, Jack, Jose, Klam, Lane, Linn SNR

Hieracium horridum Fries KM, WC; CA G4 -- -- 2 Shaggy hawkweed Curr, Desc, Jack, Jose, Klam, Lane S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Hieracium longiberbe T.J. Howell WC; WA G4G5 -- -- 4 Long-bearded hawkweed Hood, Mult S3

Hieracium umbellatum L. WC, WV?; ID, WA + G5 -- -- 3 Umbellate hawkweed Linn, Mari, Mult? SNR

Hierochloe odorata (L.) Beauv. BM, CR, EC, KM, WC, WV; CA + G5 -- -- 4 Holy grass Bent, Clac, Colu?, Coos, Croo, Desc, Doug, Gran, Harn, S3 Jack, Jose, Klam, Lane, Mult, Umat Horkelia congesta Dougl. ex Hook. ssp. congesta KM, WC?, WV G4T2 SOC C 1 Shaggy horkelia Bent, Doug, Lane, Linn, Mari, Polk, Wash S2

Horkelia hendersonii T.J. Howell KM; CA G1 SOC -- 1 Henderson's horkelia Jack S1S2

Horkelia tridentata Torr. ssp. tridentata KM; CA G4G5T4? -- -- 2 Three-toothed horkelia Jack S1

Howellia aquatilis Gray WV; CA, ID, MT, WA G3 LT LT 1 Howellia Bent, Clac, Mari, Mult S1

Hulsea algida Gray BM; ID G4G5 -- -- 4 Alpine hulsea Unio, Wall S3

Huperzia occidentalis (Clute) Kartesz & Gandhi BM, WC; ID + G5 -- -- 4 Fir club-moss Clac, Hood, Linn, Mari, Mult, Wall, Wasc S3

Hydrocotyle verticillata Thunb. CR, WV; CA + G5 -- -- 2 Whorled marsh pennywort Bent, Coos, Curr, Doug S1

Hymenoxys lemmonii (Greene) Cockerell BR; CA, NV G3? SOC -- 2 Cooper's goldflower Lake, Malh S1

Iliamna bakeri (Jepson) Wiggins BR, EC, KM, WC; CA G4 -- -- 4 Baker's globe-mallow Jack, Klam, Lake S4

Iliamna latibracteata Wiggins CR, KM, WC; CA G3 -- -- 2 California globe-mallow Coos, Curr, Doug, Jack, Jose, Linn S2

Iris tenax Dougl. ex Lindl. var. gormanii (Piper) WV G4G5T1 -- -- 1 R.C. Foster Wash S1 Gorman's iris

Isoetes minima A.A. Eaton BM; WA, BC G1G2 -- -- 3 Midget quillwort Wall S1?

Ivesia rhypara Ertter & Reveal var. rhypara BR; NV G2T1 SOC LE 1 Grimy ivesia Lake, Malh S1

Ivesia rhypara Ertter & Reveal var. shellyi Ertter BR; CA G2T1 SOC -- 1 Shelly's ivesia Harn, Lake S1

Ivesia shockleyi S. Wats. BR, EC; CA, NV G3G4 -- -- 2 Shockley's ivesia Lake, Malh S1

Juncus bryoides F.J. Herm. BR; CA, ID, NV + G4 -- -- 3 Mosslike dwarf rush Harn SNR

Juncus capillaris F.J. Herm. BR; CA G4 -- -- 3 Hairstemmed rush Harn SNR

Juncus hemiendytus F.J. Herm. var. abjectus (F.J. BR, EC; CA, ID G5T4 -- -- 3 Herm.) Ertter Harn, Lake SNR Least rush Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Juncus hemiendytus F.J. Herm. var. hemiendytus BM, BR, EC, WC, WV; CA, ID, NV, WA + G5T5 -- -- 3 Dwarf rush Colu, Harn, Jack, Jeff, Jose, Klam, Lake, Lane, Linn, SNR Malh, Mari, Umat, Wall, Wasc Juncus kelloggii Engelm. EC, KM, WC, WV; CA, WA + G3? -- -- 3 Kellogg's dwarf rush Colu, Hood, Jose, Klam, Lake, Linn, Mari SNR

Juncus triglumis L. var. albescens Lange BM; MT, CO, WY, BC + G5T5 -- -- 2 Three-flowered rush Wall S1

Kalmiopsis fragrans Meinke & Kaye WC G1 SOC -- 1 North Umpqua kalmiopsis Doug S1

Kalmiopsis leachiana (Henderson) Rehd. KM G3 -- -- 4 Kalmiopsis Curr, Jose S3

Keckiella lemmonii (Gray) Straw KM; CA, NV G4 -- -- 2 Bush beardtongue Jack, Jose S1

Kobresia bellardii (All.) K. Koch BM, BR; CA + G5 -- -- 2 Bellard's kobresia Harn, Wall S1

Kobresia simpliciuscula (Wahlenb.) Mackenzie BM; ID, BC + G5 -- -- 2 Simple kobresia Wall S1

Langloisia setosissima (Torr. & Gray ex Torr.) BR; CA, ID NV G4G5T3T5 -- -- 3 Greene ssp. punctata (Gray ex Coville) Timbrook Malh SNR Punctate langloisa

Lasthenia ornduffii R. Chan CR G2 SOC C 1 Large-flowered goldfields Curr S2

Lathyrus holochlorus (Piper) C.L. Hitchc. CR?, WC?, WV; WA G2 SOC -- 1 Thin-leaved peavine Bent, Clac, Doug?, Lane, Linn, Mari, Polk, Wash, Yamh S2

Lathyrus lanszwertii Kellogg var. tracyi (Bradshaw) EC, KM; CA G4G5T3? -- -- 4 Isley Jack S3 Tracy's peavine

Lepidium davisii Rollins BR; ID G3 SOC LT 1 Davis' peppergrass Malh S1

Lepidium dictyotum Gray var. dictyotum BR; CA, ID, NV, UT, WA G5T3T5 -- -- 3 Alkali peppergrass Bake?, Harn?, Lake?, Malh, Morr?, Umat?, Wasc? SNR

Lepidium montanum Nutt. var. nevadense Rollins BR; NV G5?T1? -- -- 3 Nevada peppergrass Harn SNR

Lesquerella douglasii S. Wats. BM, CB; ID, WA + G4? -- -- 3 Columbia bladderpod Gill, Gran, Morr, Sher, Wasc SNR

Lesquerella kingii S. Wats. ssp. diversifolia BM G5T3 -- -- 4 (Greene) Rollins & Shaw Bake, Wall S3 King's bladderpod

Leucopoa kingii (S. Wats.) W.A. Weber BR; CA, ID, NV + G5 -- -- 3 Spike fescue Harn SNR

Leucothoe davisiae Torr. ex Gray KM; CA G4 -- -- 4 Sierra laurel Curr, Jose S3

Lewisia columbiana (T.J. Howell ex Gray) B.L. WC; WA + G4T4 -- -- 2 Robins. var. columbiana Doug, Hood, Lane, Mult S2 Columbia lewisia Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List Lewisia columbiana (T.J. Howell ex Gray) B.L. CR; WA G4T4 -- -- 2 Robins. var. rupicola (English) C.L. Hitchc. Clat, Till S2 Rosy lewisia

Lewisia cotyledon (S. Wats.) B.L. Robins. var. KM; CA G4T4Q -- -- 4 howellii (S. Wats.) Jepson Curr, Doug, Jack, Jose S3 Howell's lewisia

Lewisia leeana (Porter) B.L. Robins. KM; CA G4 -- -- 2 Lee's lewisia Curr, Doug, Jack, Jose S2

Lewisia oppositifolia (S. Wats.) B.L. Robins. KM; CA G4 -- -- 4 Opposite-leaved lewisia Curr, Jack, Jose S4

Leymus flavescens (Scribn. & J.G. Sm.) Pilger BR, CB, CR; ID, MT, WA G4 -- -- 3 Sand wildrye Clat, Malh, Morr, Umat, Wasc SNR

Lilaea scilloides (Poir.) Hauman BR, CB?, CR, EC, ME; CA, ID, NV, WA + G5? -- -- 4 Flowering quillwort Clat, Desc, Doug, Harn, Klam, Lake, Lane, Malh, Sher? S3?

Lilium kelloggii Purdy CR, KM; CA G3 SOC -- 2-ex Kellogg's lily Curr, Jose, Klam? SH

Lilium occidentale Purdy CR; CA G1 LE LE 1 Western lily Coos, Curr S1

Limnanthes floccosa T.J. Howell ssp. bellingeriana EC, KM, WC; CA G4T2 SOC C 1 (M.E. Peck) Arroyo Jack, Klam S2 Bellinger's meadow-foam

Limnanthes floccosa T.J. Howell ssp. grandiflora KM G4T1 LE LE 1 Arroyo Jack S1 Big-flowered wooly meadow-foam

Limnanthes floccosa T.J. Howell ssp. pumila (T.J. KM G4T1 SOC LT 1 Howell) Arroyo Jack S1 Dwarf wooly meadow-foam

Limnanthes gracilis T.J. Howell ssp. gracilis KM, WC G3T2 -- C 1 Slender meadow-foam Doug, Jack, Jose S2

Limonium californicum (Boiss.) Heller ME; CA G4 -- -- 2 Western marsh-rosemary Coos, Linc S1

Limosella acaulis Sesse & Moc. BR, EC, WC; CA, ID, NV, WA + G5 -- -- 3 Owyhee mudwort Desc, Doug, Harn, Wasc SNR

Lipocarpha aristulata (Coville) G. Tucker BM, BR, CB, EC; CA, ID, WA + G5? -- -- 2 Aristulate lipocarpha Klam, Malh, Umat, Wall S1

Lipocarpha micrantha (Vahl) G. Tucker WV; ID, WA, CA + G5 -- -- 2-ex Small-flowered lipocarpha Bent SH

Listera borealis Morong BM; ID, WA + G4 -- -- 2 Northern twayblade Bake, Wall S1

Lloydia serotina (L.) Reichenb. ssp. serotina BM, BR, CR; NV, WA + G5T5 -- -- 3 Alp lily Bake?, Clat, Harn, Wall SNR

Lobelia dortmanna L. EC, WC; WA + G4G5 -- -- 2 Water lobelia Jeff S1

Lomatium bradshawii (Rose ex Mathias) Mathias WV; WA G2 LE LE 1 & Constance Bent, Lane, Linn, Mari S2 Bradshaw's lomatium Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Lomatium cookii J.S. Kagan KM G1 LE LE 1 Agate Desert lomatium Jack, Jose S1

Lomatium engelmannii Mathias KM; CA G3 -- -- 2 Engelmann's desert-parsley Curr?, Jose S1

Lomatium erythrocarpum Meinke & Constance BM G1 SOC LE 1 Red-fruited lomatium Bake S1

Lomatium farinosum (Hook.) Coult. & Rose var. BM, CB; WA G4G5T4 -- -- 4 hambleniae (Mathias & Constance) Schlessman Wasc S3 Hamblen's lomatium

Lomatium foeniculaceum (Nutt.) Coult. & Rose BR; CA, NV, UT G5T2T4 -- -- 2 var. fimbriatum (Theobald) J. Boivin Malh S1 Fringed desert-parsley

Lomatium greenmanii Mathias BM G1 SOC LT 1 Greenman's lomatium Wall S1

Lomatium idahoense Mathias & Constance BM; ID G4 -- -- 3 Idaho lomatium Wall SNR

Lomatium laevigatum (Nutt.) Coult. & Rose CB; WA G3 -- -- 4 Smooth desert parsley Sher, Wasc S3

Lomatium ochocense Constance & Helliwell ined. BM G1 SOC -- 1 Ochoco lomatium Croo S1

Lomatium packardiae Cronq. BR; NV, ID G2 -- -- 3 Packard's lomatium Lake, Malh SNR

Lomatium rollinsii Mathias & Constance BM; ID, WA G3 -- -- 4 Rollins' lomatium Bake, Wall S3

Lomatium roseanum Cronq. BR; CA, NV G2G3 -- -- 1 Rose's lomatium Harn, Malh S1

Lomatium suksdorfii (S. Wats.) Coult. & Rose EC; WA G3 SOC C 1 Suksdorf's lomatium Hood, Wasc S2

Lomatium tamanitchii Darrach & Thie, sp. nov. BM; WA GNR -- -- 3 ined. Unio SNR Ribseed lomatium

Lomatium watsonii (Coult. & Rose) Coult. & Rose BM, CB, EC; WA G4 -- -- 2 Watson's desert-parsley Gill, Hood, Jeff, Wasc S1

Lotus stipularis (Benth.) Greene KM; CA G5 -- -- 2 Stipuled trefoil Jose S2

Luina serpentina Cronq. BM G3 SOC C 1 Colonial luina Gran S3

Lupinus andersonii S. Wats. EC, KM, WC; CA, NV G5 -- -- 3 Anderson's lupine Jack, Klam SNR

Lupinus biddlei Henderson ex C.P. Sm. BR G3 -- -- 4 Biddle's lupine Harn, Malh S3

Lupinus breweri Gray var. breweri KM; CA, NV G5T4? -- -- 4 Brewer's lupine Jack S3

Lupinus lepidus Dougl. ex Lindl. var. ashlandensis KM G5T1 SOC C 1 ( B.J.Cox ) Isely Jack S1 Mt. Ashland lupine Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Lupinus lepidus Dougl. ex Lindl. var. cusickii (S. BM G1T1 SOC LE 1 Wats.) C.L. Hitchc. Bake S1 Cusick's lupine

Lupinus nevadensis Heller BR; CA, NV G3G4 -- -- 2 Nevada lupine Harn, Malh S1?

Lupinus sulphureus Dougl. ex Hook. ssp. kincaidii KM, WC, WV; WA G5T2 LT LT 1 (C.P. Sm.) L. Phillips Bent, Doug, Lane, Linn, Mari, Polk, Wash, Yamh S2 Kincaid's lupine

Lupinus tracyi Eastw. KM; CA G4 -- -- 2 Tracy's lupine Curr, Jose S2

Luzula arcuata (Wahlenb.) Sw. ssp. WC; WA, BC, MT + G5T3T5 -- -- 2 unalaschcensis (Buch.) Hulten Hood S1 Alaska curved woodrush

Luzula orestera C.W. Sharsmith BM; CA G2G4 -- -- 3 Sierra woodrush Unio, Wall SNR

Lycopodiella inundata (L.) Holub CR, EC, WC; CA, ID, MT G5 -- -- 2 Northern bog clubmoss Clac, Coos, Doug, Klam, Lane, Linc, Linn, Mult S2

Lycopodium annotinum L. BM, WC; ID, WA G5 -- -- 4 Stiff clubmoss Bake, Clac, Desc, Doug, Gran, Hood, Jeff, Klam, Lane, S3 Mari, Mult, Unio, Wall, Wasc Lycopodium complanatum L. BM, WC; ID, WA G5 -- -- 2 Ground cedar Clac, Jeff, Linn, Mari, Mult, Unio S2

Lygodesmia juncea (Pursh) D. Don ex Hook. CB; WA, ID + G5 -- -- 3 Rush skeleton plant Umat SNR

Malacothrix glabrata (D.C. Eat. ex Gray) Gray BR; CA, ID, NV G5 -- -- 4 Smooth malacothrix Harn, Lake, Malh S4

Malacothrix sonchoides (Nutt.) Torr. & Gray BR; CA, ID, NV + G5 -- -- 2 Sow-thistle desert-dandelion Harn, Malh S1

Malacothrix stebbinsii W.S. Davis & Raven BM; CA, NV G3? -- -- 3 Stebbins desert-dandelion Whee SNR

Malacothrix torreyi Gray BR; CA, ID, NV, MT G4 -- -- 4 Torrey's malacothrix Harn, Lake, Malh S4

Marsilea vestita Hook. & Grev. BM, BR, CB, CR, EC, KM, WC, WV; CA, ID, NV, WA + G5 -- -- 3 Hairy water-fern Bake, Clac, Colu?, Curr?, Doug, Harn, Jack, Jeff, Klam, SNR Lake, Lane, Malh, Morr, Mult, Sher, Umat, Unio, Wasc, Whee Meconella oregana Nutt. EC, KM, WC; WA, BC G2G3 SOC C 1 White meconella Doug, Hood, Jack, Jose, Wasc S1

Melica californica Scribn. BM, KM; CA G4G5 -- -- 3 California melicgrass Bake, Doug?, Gran, Jose? SNR

Melica smithii (Porter ex Gray) Vasey BM; ID, WA + G4 -- -- 3 Smith's melicgrass Bake, Gran?, Umat? SNR

Melica stricta Boland. BR, EC; CA, NV G4 -- -- 2 Nodding melicgrass Harn, Klam, Lake, Malh S3

Mentzelia congesta Nutt. ex Torr. & Gray BR; CA, ID, NV G5 -- -- 2 United blazingstar Harn, Malh S1

Mentzelia mollis M.E. Peck BR; ID, NV G2 SOC LE 1 Smooth mentzelia Malh S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Mentzelia packardiae Glad. BR; NV G2Q SOC LT 1 Packard's mentzelia Malh S2

Microseris bigelovii (Gray) Schultz-Bip. CR; CA, WA + G4 -- -- 2 Coast microseris Coos, Curr, Lane, Linc S2

Microseris douglasii (DC.) Schultz-Bip. ssp. KM; CA G4T4 -- -- 2-ex douglasii Jack SH Douglas' microseris

Microseris howellii Gray KM G3 -- LT 4 Howell's microseris Curr, Jose S3

Microseris laciniata (Hook.) Schultz-Bip. ssp. KM, WC; CA G4T3 SOC -- 4 detlingii Chambers Jack S3 Detling's microseris

Mimulus bolanderi Gray KM; CA G4 -- -- 2 Bolander's monkeyflower Jack S1

Mimulus clivicola Greenm. BM; ID, WA G4 -- -- 4 Bank monkeyflower Bake, Wall S3

Mimulus congdonii B.L. Robins. KM; CA G4G5 -- -- 2 Congdon's monkeyflower Jack S1?

Mimulus douglasii (Benth.) Gray KM; CA G4G5 -- -- 4 Douglas' monkeyflower Curr, Doug, Jack, Jose S3

Mimulus evanescens R.J. Meinke BM, BR, CB, EC; CA, ID G2 SOC C 1 Disappearing monkeyflower Croo, Gill, Gran, Harn, Klam, Lake, Malh S2

Mimulus hymenophyllus Meinke BM; ID, MT G2 SOC C 1 Membrane-leaved monkeyflower Wall S2

Mimulus jepsonii A.L. Grant EC, KM, WC; CA G4 -- -- 4 Jepson's monkeyflower Desc, Doug, Jack, Jose, Klam, Lake S3

Mimulus jungermannioides Suksdorf BM, CB; WA G3 -- C 4 Hepatic monkeyflower Gill, Jeff, Sher, Umat, Wasc S3

Mimulus kelloggii (Curran ex Greene) Curran ex KM; CA G4 -- -- 4 Gray Doug, Jack, Jose S3 Kellogg's monkeyflower

Mimulus latidens (Gray) Greene BR; CA, NV G4 -- -- 2 Broad-toothed monkeyflower Lake S1

Mimulus patulus Pennell BM; ID, WA G3Q -- C 4 Stalked-leaved monkeyflower Wall S3

Mimulus tricolor Hartw. ex Lindl. BR, EC, WV; CA G4 -- -- 2 Three-colored monkeyflower Bent, Klam, Lake, Linn, Mari S2

Minuartia austromontana S.J. Wolf & Packer BM; ID + G4 -- -- 3 Southern mountain sandwort Wall SNR

Minuartia californica (Gray) Mattf. KM; CA G4 -- -- 4 California sandwort Doug, Jack, Jose S4

Minuartia pusilla (S. Wats.) Mattf. var. pusilla BM, BR, CB, KM, WV; CA, ID, NV, WA + G5T3T5 -- -- 3 Dwarf stitchwort Clac, Gran, Jack, Jose, Malh, Wasc SNR

Mirabilis laevis (Benth.) Curran var. retrorsa BR; CA, NV + G4G5T4 -- -- 2 (Heller) Jepson Harn, Malh S3 Bigelow's four-o'clock Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Mirabilis macfarlanei Constance & Rollins BM; ID G2 LT LE 1 Macfarlane's four-o'clock Wall S1

Monardella purpurea T.J. Howell CR, KM; CA G3Q SOC -- 2 Siskiyou monardella Curr, Jose S3

Montia howellii S. Wats. CR, KM, WC, WV; CA, WA, BC G3G4 -- C 4 Howell's montia Bent, Clac, Colu, Doug, Jose, Lane, Linc, Linn, Mari, S3S4 Mult, Till Muhlenbergia minutissima (Steud.) Swallen BR; CA, ID, NV, WA + G5 -- -- 2 Annual dropseed Malh S2

Myosurus sessilis S. Wats. BM, CB; CA G2 SOC C 1 Sessile mousetail Gill, Jeff, Umat S1

Myrica gale L. CR, WC; WA + G5 -- -- 3 Sweet gale Clat, Curr, Linc, Mult S1?

Myriophyllum sibiricum Komarov BM, BR, CR, EC, WC; CA, WA + G5 -- -- 4 Common water-milfoil Croo, Curr, Desc, Harn, Jeff, Klam, Malh, Till, Wall, Whee S3

Myriophyllum ussuriense (Regel) Maxim. ME; BC + G3 -- -- 3 Russian water-milfoil Clat S1?

Najas guadalupensis (Spreng.) Magnus BR, CR?; CA, WA, ID + G5 -- -- 3 Common water-nymph Colu?, Malh, Mult? SNR

Nama densum J.G. Lemmon var. parviflorum BM, BR; CA, ID, NV, WA + G5T5 -- -- 3 (Greenm.) C.L. Hitchc. Desc, Harn, Lake, Malh SNR Compact fiddleleaf

Nama lobbii Gray EC, WC; CA, NV G4 -- -- 4 Lobb's nama Doug, Jack, Klam S4

Navarretia heterandra Mason KM; CA G3 -- -- 4 Tehama navarretia Jack S3

Navarretia leucocephala Benth. ssp. leucocephala BM, BR, CB, EC, KM, WV; CA G4T4? -- -- 4 White-flowered navarretia Croo, Desc, Doug, Harn, Jack, Jose, Klam, Lake, Lane, S4 Malh, Sher, Wasc Navarretia willamettensis Spencer WV G1 -- -- 1 Willamette navarretia Bent, Lane S1

Nemacladus capillaris Greene KM, WC; CA G4 -- -- 2 Slender nemacladus Jack S1

Nicotiana quadrivalvis Pursh CR; CA, NV G5 -- -- 3 Indian tobacco Doug SNR

Oenothera wolfii (Munz) Raven, W. Dietr. & CR; CA G1 SOC LT 1 Stubbe Curr S1 Wolf's evening-primrose

Ophioglossum pusillum Raf. BM, CR, WC; CA, ID, WA+ G5 -- -- 2 Adder's-tongue Bake, Clac, Coos, Doug, Lane, Linn S1

Opuntia fragilis (Nutt.) Haw. var. fragilis BM, BR, EC; CA, ID, NV, WA + G4G5T4T5 -- -- 3 Brittle prickly-pear Bake, Jack, Lake, Whee SNR

Orobanche californica Cham. & Schlecht. ssp. WV; CA, WA, BC G4T4 -- -- 3 californica Lane SNR California broom-rape

Orobanche californica Cham. & Schlecht. ssp. BM, BR, WV; CA, ID, NV, WA G4T3T4 -- -- 3 grayana (G. Beck) Heckard Bake, Croo, Harn, Jeff, Klam, Lake, Lane, Malh SNR Gray's broomrape Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Orobanche ludoviciana Nutt. ssp. ludoviciana BM, BR, CB, CR; CA, ID, NV, WA + G5T5 -- -- 3 Louisiana broomrape Bake, Doug, Lake, Sher?, Umat, Wasc? SNR

Oxytheca dendroidea Nutt. BR; CA, ID, NV, WA + G4 -- -- 3 Tree-lined oxytheca Harn, Lake, Malh SNR

Oxytropis sericea Nutt. var. sericea BR; ID, NV+ G5T5 -- -- 2 White locoweed Malh S1

Packera flettii (Wieg.) W.A. Weber & A. Love CR; WA G4 -- -- 2 Flett's groundsel Clat, Till, Wash S2

Packera hesperia (Greene) W.A. Weber & A. Love KM; CA G3 SOC C 4 Western senecio Jose S3

Pappostipa speciosa (Trin. & Rupr.) Romasch. BR; CA, NV + G5 -- -- 2 Desert needlegrass Harn S2

Pedicularis howellii Gray KM; CA G4 -- -- 4 Howell's lousewort Jose S3

Pediocactus nigrispinus (Hochstätter) Hochstätter BM, BR, CB; ID, WA+ G4 -- -- 4 Snowball cactus Croo, Gran, Harn, Jeff, Malh, Sher, Wall, Wasc, Whee S4

Pellaea andromedifolia (Kaulfuss) Fee CR, KM, WV; CA G4 -- -- 2 Coffee fern Coos, Doug, Jack, Jose, Lane S2

Pellaea bridgesii Hook. BM; CA, ID G4 -- -- 2 Bridges' cliff-brake Bake, Gran, Unio S2

Pellaea mucronata (D.C. Eat.) D.C. Eat. ssp. KM; CA G5T5 -- -- 2 mucronata Jack, Jose S1 Bird's-foot fern

Penstemon barrettiae Gray EC, WC; WA G2 SOC C 1 Barrett's penstemon Hood, Mult, Wasc S2

Penstemon davidsonii Greene var. praeteritus BR; NV G4G5T4 -- -- 4 Cronq. Harn S3 Davidson's penstemon

Penstemon deustus Dougl. ex Lindl. var. variabilis BM, BR, CB; WA G5T1T2 -- -- 3 (Suksdorf) Cronq. Croo, Gran, Harn, Jeff, Malh, Morr, Sher, Umat, Unio, SNR Hot-rock penstemon Wall, Wasc, Whee

Penstemon glaucinus Pennell EC G3 SOC -- 1 Blue-leaved penstemon Klam, Lake S3

Penstemon janishiae N. Holmgren BR; CA, ID, NV G4 -- -- 3 Janish's penstemon Harn, Malh SNR

Penstemon kingii S. Wats. BR; NV G4 -- -- 3 King's beardtongue Malh SNR

Penstemon miser Gray BM, BR; ID G3? -- -- 4 Golden-tongue beardtongue Bake, Malh S3?

Penstemon peckii Pennell BM, EC, WC G3 SOC -- 1 Peck's penstemon Desc, Jeff S3

Penstemon perpulcher A. Nels. BR; ID G2G3 -- -- 3 Beautiful penstemon Malh SNR

Penstemon pratensis Greene BR; NV, ID G4? -- -- 3 White-flowered penstemon Harn, Lake, Malh SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Penstemon seorsus (A. Nels.) Keck BM, BR; ID G4? -- -- 4 Short-lobed beardtongue Bake, Croo, Gran, Harn, Jeff, Lake, Malh, Wasc S3

Penstemon spatulatus Pennell BM G4 -- -- 4 Wallowa penstemon Bake, Gran, Unio, Wall S4

Perideridia erythrorhiza (Piper) Chuang & EC, KM, WC G1 SOC C 1 Constance Doug, Jack, Jose, Klam S1 Red-root yampah

Perideridia lemmonii (Coult. & Rose) Chuang & BR; CA, NV G4? -- -- 3 Constance Harn, Lake SNR Lemmon's false-caraway

Persicaria punctata Small BM, CB?, CR, EC, WC, WV; CA, WA+ G5 -- -- 3 Dotted smartweed Bake, Clac, Curr, Klam, Lane, Morr?, Mult, Till SNR

Phacelia argentea A. Nels. & J.F. Macbr. CR; CA G2 SOC LT 1 Silvery phacelia Coos, Curr S2

Phacelia gymnoclada Torr. ex S. Wats. BR; CA, NV G4 -- -- 4 Naked-stemmed phacelia Harn, Malh S3

Phacelia inundata J.T. Howell BR, EC; CA, NV G2 SOC -- 1 Playa phacelia Harn, Klam, Lake, Malh S1

Phacelia leonis J.T. Howell KM; CA G2 SOC -- 1 Siskiyou phacelia Jose S1

Phacelia lutea (Hook. & Arn.) J.T. Howell var. BR G4T1 SOC -- 1 mackenzieorum J. Grimes & Packard Malh S1 Mackenzie's phacelia

Phacelia malvifolia Cham. CR; CA G4 -- -- 2-ex Mallow-leaved phacelia Curr SH

Phacelia minutissima Henderson BM; ID, NV, WA G3 SOC C 1 Least phacelia Gran, Unio, Wall S1

Phacelia procera Gray BM, CB, KM; CA, ID, NV, WA G4 -- -- 3 Tall phacelia Hood, Jack, Jose, Unio, Wasc SNR

Phacelia tetramera J.T. Howell BR, EC; CA, NV, WA + G4 -- -- 3 Dwarf phacelia Harn, Lake, Malh SNR

Phacelia verna T.J. Howell CR, KM, WC G3 -- -- 4 Spring phacelia Coos, Doug, Jose, Lane S3

Phemeranthus spinescens (Torr.) Hershk. BM, BR, CB?; WA G4 -- -- 2 Spiny flame-flower Jeff, Malh, Wasc S2

Phlox hendersonii (E. Nels.) Cronq. BM, WC; WA G4 -- -- 2 Henderson phlox Hood, Wall S1

Phlox multiflora A. Nels. BM; ID G4 -- -- 2 Many-flowered phlox Unio S1

Physaria chambersii Rollins BM, BR; CA, NV G4 -- -- 2 Chambers' bladder-pod Bake, Harn, Malh S2

Physaria geyeri (Hook.) Gray var. geyeri BM; WA, MT G4TNR -- -- 3 Geyer's twinpod Gill?, Whee SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List Physaria kingii (S. Watson) O'Kane & Al-Shehbaz BR; ID, NV G5T3T4 -- -- 3 ssp. cobrensis (Rollins & E.A. Shaw) O'Kane & Malh SNR Al-Shehbaz Bladderpod

Pilularia americana A. Braun BM, BR, EC, KM; CA+ G5 -- -- 2 American pillwort Croo, Desc, Jack, Klam, Lake S2

Pinus sabiniana Dougl. ex Dougl. KM; CA G4 -- -- 3 Gray pine Jack S1

Piperia candida Morgan & Ackerman CR, KM, WC; CA, WA + G3G4 -- -- 3 White piperia Coos, Jack, Jose, Lane SNR

Piperia elongata Rydb. CR, EC, KM, WC; CA, ID, WA + G3G5 -- -- 3 Dense-flower rein orchid Curr, Doug, Jack, Jeff, Jose, Klam, Lane SNR

Plagiobothrys austiniae (Greene) I.M. Johnston KM; CA G4 -- -- 2 Austin's plagiobothrys Jack S2?

Plagiobothrys figuratus (Piper) I.M. Johnston ex KM, WC G4T1 SOC C 1 M.E. Peck ssp. corallicarpus (Piper) Chambers Jack, Jose S1 Coral seeded allocarya

Plagiobothrys glyptocarpus (Piper) I.M. Johnston KM; CA G3 -- -- 4 Sculptured allocarya Jack S3

Plagiobothrys greenei (Gray) I.M. Johnston KM, WC; CA G4 -- -- 2 Greene's popcorn flower Jack, Jose S2?

Plagiobothrys hirtus (Greene) I.M. Johnston KM G1 LE LE 1 Rough popcorn flower Doug S1

Plagiobothrys lamprocarpus (Piper) I.M. Johnston KM GX -- LE 1-X Shiny-fruited popcorn flower Jose SX

Plagiobothrys salsus (Brandeg.) I.M. Johnston BR, EC; CA, NV, MT G2G3 SOC -- 2 Desert allocarya Klam, Lake S1

Plantago eriopoda Torr. BR, CR; CA, ID, NV+ G5 -- -- 3 Hairy-foot plantain Coos, Malh SNR

Plantago macrocarpa Cham. & Schlecht. CR; WA G4 -- -- 2 North pacific plantain Linc S1

Platanthera obtusata (Banks ex Pursh) Lindl. BM; ID, WA+ G5 -- -- 2 Small northern bog-orchid Wall S1

Pleuropogon oregonus Chase BM, BR, EC G1 SOC LT 1 Oregon semaphore grass Lake, Unio S1

Poa bolanderi Vasey BM, BR, KM, WC; CA, ID, NV, WA, UT G5 -- -- 3 Bolander's bluegrass Bake, Gran, Harn, Jack, Jose, Klam, Wall SNR

Poa chambersii Soreng BR, WC, WV GNR -- -- 3 Chambers' bluegrass Harn, Lane SNR

Poa interior Rydb. BM; ID, NV, WA + G5 -- -- 3 Inland bluegrass Umat, Unio, Wall SNR

Poa laxiflora Buckl. CR, WC; WA+ G3G4 -- -- 4 Loose-flowered bluegrass Bent, Clac, Coos, Lane, Linc, Linn, Mari, Mult, Polk, Till, S3 Wash, Yamh Poa marcida A.S. Hitchc. CR, WC; WA+ G4G5 -- -- 4 Weak bluegrass Clac, Clat, Linc, Mari, Mult, Polk, Till, Yamh S4 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Poa piperi A.S. Hitchc. CR, KM; CA G4 -- -- 4 Piper's bluegrass Coos, Curr, Jose S3

Poa rhizomata A.S. Hitchc. KM, WC; CA G3G4 -- -- 2 Timber bluegrass Jack S1?

Poa stenantha Trin. CR, WC; ID, WA + G5 -- -- 3 Narrow-flower bluegrass Curr, Desc, Doug, Lane, Mari, Till SNR

Poa suksdorfii (Beal) Vasey ex Piper BM, BR, KM, WC; CA, WA+ G4 -- -- 3 Suksdorf's bluegrass Desc, Harn, Hood, Jack, Lane, Unio, Wall SNR

Poa unilateralis Scribn. CR; CA, WA G3 SOC -- 2 San Francisco bluegrass Curr, Linc, Till S1?

Pogogyne floribunda Jokerst BR, EC; CA, ID G4 SOC -- 2 Profuse-flowered pogogyne Klam, Lake, Malh S1

Polanisia dodecandra (L.) DC. ssp. trachysperma BR; CA, ID, NV, WA + G5T5? -- -- 3 (Torr. & Gray) Iltis Malh SNR Clammyweed

Polemonium viscosum Nutt. BM, BR; ID, NV, WA+ G5 -- -- 4 Skunk polemonium Bake, Harn, Unio, Wall S4

Polyctenium fremontii (S. Wats.) Greene var. BM G4TH -- -- 3 bisulcatum (Greene) Rollins Harn SH Silvies Valley desert combleaf

Polyctenium williamsiae Rollins BR; CA, NV G2Q SOC -- 1 Williams combleaf Harn S1

Polypodium calirhiza Whitmore CR; CA+ G4? -- -- 3 Hotroot polypody Lane, Linc SNR

Polystichum californicum (D.C. Eat.) Diels CR, KM, WC, WV; CA, WA+ G4 -- -- 2 California sword-fern Coos, Curr, Doug, Lane, Linn S2

Polystichum kruckebergii W.H. Wagner BM, BR, EC; CA, ID, WA+ G4 -- -- 4 Kruckeberg's sword-fern Bake, Desc, Gran, Harn, Klam, Lane, Umat, Wall, Wasc S4

Polystichum lemmonii Underwood BM, KM; CA, WA+ G4 -- -- 4 Shasta fern Gran, Jack, Jose S4

Populus angustifolia James BR; CA, ID, NV+ G5 -- -- 4 Narrowleaf cottonwood Harn, Malh S4

Potamogeton diversifolius Raf. BR, EC; CA, ID, NV, WA+ G5 -- -- 2 Rafinesque's pondweed Harn, Klam, Lake, Malh S1

Potamogeton fibrillosus Fern. BR, EC; CA, ID, NV, WA + G2G4 -- -- 2-ex Fibrous pondweed Harn, Klam SH

Potamogeton filiformis Pers. BM, BR, EC; CA, ID, NV, WA + G5 -- -- 4 Slender-leaved pondweed Desc, Harn, Malh, Wall S3

Potamogeton praelongus Wulfen BM, CR, WC; CA, ID, WA + G5 -- -- 3 White-stem pondweed Doug, Lane, Wall SNR

Potamogeton pusillus L. ssp. tenuissimus (Mert. & BR, CR, EC, KM, WC; CA, ID, NV, WA + G5T5 -- -- 3 Koch) Haynes & C.B. Hellquist Clac, Desc, Doug, Harn, Jack, Klam, Lane, Wasc SNR Slender pondweed

Potamogeton robbinsii Oakes BM, CR, EC, WC, WV; CA, ID, WA + G5 -- -- 3 Flatleaf pondweed Bent, Gran, Klam, Lane, Linn, Mari, Umat SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Potamogeton striatus Ruiz & Pavón BR, EC; CA, NV + G3G4Q -- -- 3 Nevada pondweed Lake SH

Potamogeton vaginatus Turcz. BR; WA, ID + G5 -- -- 3 Sheathed pondweed Harn?, Lake? SH

Potentilla jepsonii Ertter BR; CA, ID, NV, WA + G4G5 -- -- 3 Jepson's cinquefoil Harn SNR

Potentilla villosa Pallas ex Pursh WC; WA+ G4 -- -- 2 Villous cinquefoil Hood, Lane S1

Prenanthella exigua (Gray) Rydb. BR; CA, NV + G5? -- -- 2 Desert prenanthella Malh S1?

Primula cusickiana (Gray) Gray BM, BR; ID G4 -- -- 2 Wallowa primrose Malh, Wall S3

Prosartes parvifolia S. Wats. KM; CA GNR -- -- 3 Siskiyou fairy bells Curr, Jose SNR

Puccinellia pumila (Vasey) A.S. Hitchc. ME; WA G4? -- -- 3 Dwarf alkali grass Coos, Doug, Lane, Till SNR

Pyrola elliptica Nutt. BM; ID, WA + G5 -- -- 3 Shinleaf Gran, Morr SNR

Pyrrocoma linearis (Keck) Kartesz & Gandhi BR; NV G4? -- -- 4 One-flowered goldenweed Harn, Malh S4

Pyrrocoma racemosa (Nutt.) Torr. & Gray var. WV; CA G5T3T4 -- -- 2 racemosa Bent, Lane, Mari S1 Racemose pyrrocoma

Pyrrocoma radiata Nutt. BM, BR; ID G3 SOC LE 1 Snake River goldenweed Bake, Malh S3

Pyrrocoma scaberula Greene BM; ID, WA G3 -- -- 1 Rough pyrrocoma Wall S2

Rafinesquia californica Nutt. BM?, BR?, KM; CA, NV + G5 -- -- 2 California chicory Jack, Jose, Malh? S2

Ranunculus acriformis Gray var. montanensis BM; ID, WA, MT, WY G5T5? -- -- 3 (Rydb.) L. Benson Unio, Wall SNR Montane sharpleaf buttercup

Ranunculus austrooreganus L. Benson KM, WC G2 -- C 1 Southern Oregon buttercup Jack S2

Ranunculus triternatus Gray EC; ID, NV, WA G2 SOC LE 1 Dalles Mt. buttercup Wasc S1

Ranunculus verecundus B.L. Robins. ex Piper BM, WC; CA, WA, ID+ G5 -- -- 3 Timberline buttercup Gran, Hood SNR

Rhamnus ilicifolia Kellogg KM; CA+ G5 -- -- 2 Redberry Jack S1

Rhinanthus crista-galli L. CR; WA+ G4G5Q -- -- 4 Yellow rattle Clat, Till S4

Rhynchospora alba (L.) Vahl CR, WC; CA, ID, WA + G5 -- -- 2 White beakrush Clac, Jack, Lane, Linn, Mult? S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Rhynchospora capitellata (Michx.) Vahl CR; CA+ G5 -- -- 2 Brownish beakrush Curr S1

Ribes cereum Dougl. var. colubrinum C.L. Hitchc. BM; ID, WA G5T3 -- -- 4 Wax currant Bake, Wall S3

Ribes divaricatum Dougl. var. pubiflorum Koehne CR, KM, WC; CA G4T4? -- -- 2 Straggly gooseberry Curr, Jose, Lane S2

Ribes inerme Rydb. var. klamathense (Coville) BM, CR, EC; CA G5T3? -- -- 4 Jepson Croo, Doug, Jack, Jeff, Jose, Klam S3 Klamath gooseberry

Ribes laxiflorum Pursh CR, EC, WC; CA, ID, WA + G5 -- -- 3 Trailing blackberry Clat, Coos, Klam, Lake, Lane, Linc, Linn SNR

Ribes wolfii Rothrock BM; ID, WA+ G4 -- -- 3 Wolf currant Wall SNR

Romanzoffia suksdorfii Greene WC; WA G3G4 -- -- 3 Suksdorf's mistmaiden Hood, Mult S3?

Romanzoffia thompsonii Marttala CR, KM, WC, WV G3 -- -- 1 Thompson mistmaiden Doug, Jack, Lane, Linn, Mari S3

Rorippa columbiae Suksdorf ex T.J. Howell BM, BR, CB, EC, WC, WV; CA, WA G3 -- C 1 Columbia cress Bake, Croo, Harn, Klam, Lake, Mult, Umat S3

Rorippa curvipes Greene var. curvipes BR, CB; CA, ID, NV, WA + G5T5? -- -- 3 Rocky Mt. yellowcress Harn, Lake, Umat, Unio SNR

Rotala ramosior (L.) Koehne BR, EC, WV; CA, WA+ G5 -- -- 2 Toothcup Bent, Colu?, Harn, Hood, Lane, Linn, Mari, Mult, Wash? S2

Rubus bartonianus M.E. Peck BM; ID G2 SOC C 1 Bartonberry Wall S2

Rumex salicifolius Weinm. var. lacustris (Greene) BR; CA, NV G5TNR -- -- 3 Hickman Harn, Lake, Malh S1? Willow dock

Sagittaria montevidensis Cham. & Schlecht. ssp. BR, EC; CA + G5T5? -- -- 3 calycina (Engelm.) Bogin Harn?, Klam, Lake?, Malh? S2? Long-lobe arrowhead

Salix brachycarpa Nutt. BM, BR; CA, ID, WA+ G5 -- -- 4 Short-fruit willow Harn, Wall S4

Salix delnortensis Schneid. KM; CA G4 -- -- 4 Del Norte willow Curr, Jose S3

Salix drummondiana Barratt ex Hook. BM, BR, WC; CA, ID, NV, WA+ G4G5 -- -- 4 Drummond's willow Bake, Gran, Harn, Unio, Wall S4

Salix farriae Ball BM; ID + G4 -- -- 2 Farr's willow Unio, Wall S2

Salix glauca L. var. villosa (D. Don ex Hook.) BR; ID, NV, WA + G5T5? -- -- 3 Anderss. Harn SNR Shaggy leaf willow

Salix laevigata Bebb EC; CA, NV + G5 -- -- 2-ex Polished willow Klam SH

Salix ligulifolia (Ball) Ball ex Schneid. BR; CA + G5 -- -- 3 Strapleaf willow Harn SNR Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Salix nivalis Hook. BM, BR, EC; CA, ID, NV, WA + G5 -- -- 3 Snow willow Gran, Harn, Lake, Wall S2S3

Salix orestera Schneid. BR, EC?, KM?, WC?; CA, WA, NV G5 -- -- 3 Sierra willow Harn, Jack?, Klam? SNR

Salix wolfii Bebb BM; ID, NV + G5? -- -- 2 Wolf's willow Wall S2

Samolus parviflorus Raf. CR, ME; CA, WA+ G5 -- -- 3 Water-pimpernel Clat, Coos?, Doug SNR

Sanicula peckiana J.F. Macbr. KM; CA G4 -- -- 4 Peck's sanicle Curr, Jose S3

Saxifraga adscendens L. ssp. oregonensis (Raf.) BM, BR; WA, ID+ G5T4T5 -- -- 2 Bacig. Harn, Wall S1 Wedge-leaf saxifrage

Saxifraga hitchcockiana Elvander CR G1 SOC C 1 Saddle Mt. saxifrage Clat, Till S1

Saxifragopsis fragarioides (Greene) Small KM; CA, WA G3? -- -- 2 Strawberry saxifrage Curr, Jose S1

Scheuchzeria palustris L. ssp. americana (Fern.) EC, WC; CA, ID, WA+ G5T5 -- -- 2 Hulten Clac, Desc, Doug, Klam, Lane, Linn, Mult S2 Scheuchzeria

Schoenoplectus subterminalis (Torr.) Sojak CR, EC, KM, WC; CA, ID, WA+ G4G5 -- -- 2 Water clubrush Coos, Curr, Doug, Jose, Klam, Lake, Lane, Linn, Wasc S2

Scirpus heterochaetus Chase EC; CA, WA+ G5 -- -- 3 Slender bulrush Klam SH

Scirpus pallidus (Britt.) Fern. BM, BR, WV; WA, ID + G5 -- -- 3 Pale bulrush Bake, Harn, Lane, Mult, Wall S3

Scirpus pendulus Muhl. EC, KM, WC, WV; CA + G5 -- -- 2 Drooping bulrush Clac, Curr, Jack, Jose, Lane, Linn, Mari S1

Sclerolinon digynum (Gray) Rogers EC, KM, WV; CA, ID, WA G5 -- -- 3 Northwestern yellow flax Bent, Jack, Jose, Klam, Linn, Mari SNR

Scoliopus bigelovii Torr. CR; CA G4? -- -- 2 California fetid adder's-tongue Curr S1

Scolochloa festucacea (Willd.) Link BM, BR; ID, WA + G5 -- -- 3 Common rivergrass Harn, Wall SNR

Sedella pumila (Benth.) Britt. & Rose WV; CA G3? -- -- 2-ex Sierra mock-stonecrop Mult? SH

Sedum debile S. Wats. BR; CA, ID, NV+ G4G5 -- -- 4 Weak-stemmed stonecrop Harn, Malh S4

Sedum lanceolatum Torr. ssp. nesioticum (G.N. WV; BC, WA G5T4? -- -- 3 Jones) Clausen Colu SNR Lanceleaved stonecrop

Sedum laxum (Britt.) Berger ssp. heckneri (M.E. KM; CA G5T3Q -- -- 4 Peck) Clausen Curr?, Doug, Jack, Jose S3 Heckner's stonecrop

Sedum moranii Clausen KM G1 -- C 1 Rogue River stonecrop Jose S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Sedum oblanceolatum Clausen KM; CA G3 -- C 4 Applegate stonecrop Jack S3

Sedum rosea (L.) Scop. ssp. integrifolium (Raf.) BM, BR; CA, ID, NV, WA + G5 -- -- 3 Berger Bake, Gran, Harn, Umat, Wall SNR Alpine sedum

Sedum spathulifolium Hook. ssp. purdyi (Jepson) KM; CA G4G5T4 -- -- 4 Clausen Doug, Jack, Jose S3 Purdy's stonecrop

Selaginella watsonii Underwood BM, BR; CA, NV+ G4 -- -- 4 Watson's spike-moss Bake, Harn, Unio?, Wall S4

Senecio ertterae T.M. Barkl. BR G2 SOC C 1 Ertter's senecio Malh S2

Senecio porteri Greene BM; CO, WY G4 -- -- 2-ex Porter's butterweed Wall SH

Senecio sphaerocephalus Greene BM; ID, NV + G4G5 -- -- 3 Mountain-marsh butterweed Gran, Wall S1?

Senecio triangularis Hook. var. angustifolius G.N. CR; WA, BC G5TNR -- -- 3 Jones Coos, Curr S1? Bog groundsel

Sericocarpus rigidus Lindl. WV; WA, BC G3 SOC LT 1 White-topped aster Clac, Lane, Linn, Mari, Mult? S2

Sesuvium verrucosum Raf. BR; ID, NV, CA+ G5 -- -- 2 Verrucose sea-purslane Harn, Lake S2

Sidalcea campestris Greene CR, WV G4 -- C 4 Meadow checker-mallow Bent, Clac, Lane, Linn, Mari, Mult, Polk, Wash, Yamh S4

Sidalcea cusickii Piper KM, WC, WV G4 -- -- 4 Cusick's mallow Coos, Doug, Jack?, Jose, Lane, Linn S4

Sidalcea hendersonii S. Wats. CR, ME; WA, BC G3 SOC -- 1 Henderson's sidalcea Clat, Doug, Lane, Till S1

Sidalcea hickmanii Greene ssp. nov. KM G3T1 -- -- 1 Hickman's southern Oregon sidalcea Jack S1

Sidalcea hirtipes C.L. Hitchc. CR, WV; WA G2 SOC C 1 Bristly-stemmed sidalcea Clat, Colu, Linc, Till S2

Sidalcea malachroides (Hook. & Arn.) Gray CR, KM?; CA G3G4 SOC -- 1-ex Maple-leaved sidalcea Curr SH

Sidalcea malviflora (DC.) Gray ex Benth. ssp. CR, KM; CA G5T1 SOC C 1 patula C.L. Hitchc. Coos, Curr S1 Coast checker bloom

Sidalcea nelsoniana Piper CR, WV; WA G2 LT LT 1 Nelson's sidalcea Bent, Clac, Clat, Colu, Linn, Mari, Polk, Till, Wash, Yamh S2

Silene douglasii Hook. var. oraria (M.E. Peck) C.L. CR G4T1 SOC LT 1 Hitchc. & Maguire Till S1 Cascade Head catchfly

Silene hookeri Nutt. ssp. bolanderi (Gray) Abrams KM; CA G4T4? -- -- 2 Bolander's catchfly Curr, Jose S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Silene lemmonii S. Wats. KM; CA G5 -- -- 4 Lemmon's catchfly Curr, Jack, Jose S3

Silene nuda (S. Wats.) C.L. Hitchc. & Maguire ssp. EC; CA G4G5T4 -- -- 4 insectivora (Henderson) C.L. Hitchc. & Maguire Klam, Lake S3 Fringed campion

Silene serpentinicola T.W. & J.P. Nelson KM; CA G2 -- -- 3 Serpentine catchfly Jose S1?

Silene spaldingii S. Wats. BM; ID, MT, WA G2 LT LE 1 Spalding's campion Wall S1

Silene suksdorfii B.L. Robins. WC; CA, WA G4 -- -- 4 Suksdorf's campion Desc, Doug, Hood, Jeff, Klam, Lane, Mari S4

Sisyrinchium hitchcockii D. Henderson KM, WV; CA G2 SOC -- 1 Hitchcock's blue-eyed grass Bent, Doug, Lane S1

Sisyrinchium sarmentosum Suksdorf ex Greene WC; WA G1G2 SOC C 1 Pale blue-eyed grass Clac, Mari S1

Smelowskia ovalis M.E. Jones var. ovalis WC; WA+ G5T4 -- -- 4 Shortfruited smelowskia Desc, Hood, Lane S4

Smilax californica (A. DC.) Gray KM; CA G4 -- -- 4 California smilax Curr, Jack, Jose S3

Solanum parishii Heller KM, WC; CA G4 -- -- 2 Parish's horse-nettle Curr, Jack, Jose S2

Sophora leachiana M.E. Peck KM G2 SOC C 1 Western necklace Jose S2

Sorbus californica Greene WC; NV, CA G5 -- -- 3 California mountain ash Klam SNR

Stanleya confertiflora (B.L. Robins.) T.J. Howell BM, BR; ID G1 SOC -- 1 Biennial stanleya Bake, Harn, Malh S1

Stellaria humifusa Rottb. ME; WA+ G5? -- -- 2-ex Creeping starwort Lane, Linc, Till SH

Stephanomeria malheurensis Gottlieb BR G1 LE LE 1 Malheur wire-lettuce Harn S1

Streptanthus cordatus Nutt. var. cordatus BM, BR, EC, KM; CA, ID, NV + G5T4T5 -- -- 3 Perennial twistflower Gran, Harn, Jose, Lake, Malh, Morr SNR

Streptanthus glandulosus Hook. KM; CA G4 -- -- 2 Common jewel flower Jose S1

Streptanthus howellii S. Wats. KM; CA G2 -- C 1 Howell's streptanthus Curr, Jose S2

Streptopus streptopoides (Ledeb.) Frye & Rigg WC; BC+ G5 -- -- 2 Kruhsea Clac, Hood, Mult S2

Stylocline psilocarphoides M.E. Peck BR; CA, NV + G4 -- -- 2-ex Malheur stylocline Malh SH

Suksdorfia violacea Gray BM, EC, WC; WA G4 -- -- 2 Violet suksdorfia Hood, Wall, Wasc S1 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Sullivantia oregana S. Wats. WC, WV; WA G2 SOC C 1 Oregon sullivantia Clac, Colu, Hood, Mult S2

Swertia perennis L. BM, BR; CA, ID, NV, WA + G5 -- -- 3 Felwort Bake, Gran, Harn, Wall SNR

Symphoricarpos longiflorus Gray BR; CA, NV+ G5 -- -- 2 Long-flowered snowberry Harn, Lake, Malh S2

Synthyris schizantha Piper CR; WA G4G5 -- -- 4 Fringed kittentail Clat, Till S4

Taraxacum ceratophorum (Ledeb.) DC. BM; ID, CA+ G5 -- -- 3 Horned dandelion Wall SNR

Tauschia howellii (Coult. & Rose) J.F. Macbr. KM; CA G1 SOC C 1 Howell's tauschia Jack S1

Tauschia stricklandii (Coult. & Rose) Mathias & WC; WA G4 -- -- 2 Constance Mult S1 Strickland's tauschia

Thalictrum alpinum L. BM; CA, ID, NV+ G5 -- -- 2 Alpine meadow-rue Wall S2

Thelypodium brachycarpum Torr. BR?, EC; CA G3 SOC -- 2 Short-podded thelypody Klam, Lake S2

Thelypodium eucosmum B.L. Robins. BM G2 SOC LT 1 Arrow-leaf thelypody Gran, Whee S2

Thelypodium howellii S. Wats. ssp. howellii BM, BR, EC; CA G2T2 SOC -- 2 Howell's thelypody Croo, Desc, Gran, Harn, Klam, Lake S1

Thelypodium howellii S. Wats. ssp. spectabilis BM G2T1 LT LE 1 (M.E. Peck) Al-Shehbaz Bake, Malh, Unio S1 Howell's spectacular thelypody

Thelypodium sagittatum (Nutt. ex Torr. & Gray) BM, KM; ID, NV, WA + G4T4 -- -- 3 Endl. ex Walp. ssp. sagittatum Bake, Jack, Umat SNR Slender thelypody

Thlaspi montanum L. var. siskiyouense P. KM, WC G5T3 -- -- 4 Holmgren Curr, Doug, Jose S3 Siskiyou Mountain pennycress

Torreyochloa erecta (A.S. Hitchc.) Church BM, KM, WC; CA, NV G4G5 -- -- 3 Narrow mannagrass Gran, Jack, Jose, Klam, Mari S3

Townsendia M.E. Jones BM; ID+ G4 -- -- 2 Mountain townsendia Wall S1

Townsendia parryi D.C. Eat. BM; CA, WA+ G4? -- -- 2 Parry's townsendia Wall S1

Trichophorum cespitosum (L.) Hartman BM, WC; ID, WA + G5 -- -- 3 Tufted clubrush Clac, Gran, Hood, Lane, Linn SNR

Trifolium douglasii House BM; ID, WA G2 SOC -- 1 Douglas clover Umat, Unio S1

Trifolium leibergii A. Nels. & J.F. Macbr. BR; NV G2 SOC C 1 Leiberg's clover Harn, Malh S1

Trifolium owyheense Gilkey BR; ID G2 SOC LE 1 Owyhee clover Malh S2 Scientific Name Ecoregion; Adjacent States Heritage Federal ODA ORBIC Common Name Oregon Counties Rank Status Status List

Triglochin striata Ruiz & Pavon CR; CA + G5 -- -- 3 Three-ribbed arrow-grass Clat?, Coos, Curr, Lane, Linc, Till SNR

Trillium kurabayashii J.D. Freeman CR, KM; CA G4G5 -- -- 2 Giant purple trillium Curr S1

Triteleia crocea (Wood) Greene var. crocea KM; CA G4T4 -- -- 4 Yellow triteleia Jack, Jose S4

Triteleia hendersonii Greene var. leachiae (M.E. CR, KM G4G5T3 SOC C 4 Peck) Hoover Coos, Curr S3 Leach's brodiaea

Triteleia ixioides (Ait. f.) Greene ssp. anilina KM; CA G5T4 -- -- 2-ex (Greene) Lenz Jack SH Sierra brodiaea

Triteleia ixioides (Ait. f.) Greene ssp. scabra KM; CA G5T3? -- -- 3 (Greene) Lenz Jack SNR Golden triteleia

Triteleia laxa Benth. CR, KM; CA G4 -- -- 2 Ithuriel's spear Curr, Jack S1

Trollius laxus Salisb. ssp. albiflorus (Gray) A.& D. BM; ID, WA+ G4T4 -- -- 2 Love & Kapoor Wall S1 American globeflower

Utricularia gibba L. CR, WC, WV; CA, ID, WA+ G5 -- -- 2 Humped bladderwort Bent, Coos, Doug, Lane, Linn S1

Utricularia minor L. BM, BR, CR, EC, KM, WC; CA, ID, NV, WA+ G5 -- -- 2 Lesser bladderwort Bake?, Clac, Coos, Doug, Gran?, Harn, Jack, Klam, S2 Lane, Linn, Mari, Wall?, Wasc Utricularia ochroleuca R.W. Hartman WC; CA, WA, BC+ G4? -- -- 2 Northern bladderwort Clac, Lane S1

Vaccinium oxycoccos L. CR, WC; WA, ID+ G5 -- -- 4 Wild bog cranberry Clac, Clat, Doug, Lane, Linc, Linn, Mari, Mult, Till, Wasc S4

Vancouveria chrysantha Greene KM; CA G4 -- -- 4 Yellow vancouveria Curr, Jose S4

Viola langsdorfii Fisch. ex Gingins CR; WA+ G4 -- -- 3 Aleutian viola Coos, Curr, Linc SNR

Viola primulifolia L. ssp. occidentalis (Gray) L.E. KM; CA G5T2 SOC C 1 McKinney & R.J. Little Curr, Jose S2 Western bog violet

Wolffia borealis (Engelm. ex Hegelm.) Landolt ex WC, WV; WA+ G5 -- -- 2 Landolt & Wildi Bent?, Jack, Lane, Linn, Polk S1 Dotted water-meal

Wolffia columbiana Karst. KM, WC, WV; CA+ G5 -- -- 2 Columbia water-meal Bent, Clac, Doug, Jack, Lane, Linn, Mult S1

Zigadenus fontanus Eastw. KM; CA G3 SOC -- 2 Small-flowered death camas Jack S1

Zizia aptera (Gray) Fern. BM, WV; NV, WA+ G5 -- -- 3 Golden alexanders Clac, Colu, Mult, Wall, Wash SNR