§1State listing — Pacific
Washington
a regional flora of 39 counties
- State code
- WA · FIPS 53
- Taxa recorded
- 4,423
- Counties
- 39
§2Counties
Drill down to a county
- Adams 53001571 taxa Open ↗
- Asotin 53003959 taxa Open ↗
- Benton 53005796 taxa Open ↗
- Chelan 530071,875 taxa Open ↗
- Clallam 530091,390 taxa Open ↗
- Clark 53011658 taxa Open ↗
- Columbia 530131,183 taxa Open ↗
- Cowlitz 53015798 taxa Open ↗
- Douglas 53017679 taxa Open ↗
- Ferry 53019994 taxa Open ↗
- Franklin 53021430 taxa Open ↗
- Garfield 53023708 taxa Open ↗
- Grant 53025930 taxa Open ↗
- Grays Harbor 53027921 taxa Open ↗
- Island 53029803 taxa Open ↗
- Jefferson 53031939 taxa Open ↗
- King 530331,552 taxa Open ↗
- Kitsap 53035513 taxa Open ↗
- Kittitas 530371,854 taxa Open ↗
- Klickitat 530392,083 taxa Open ↗
- Lewis 53041946 taxa Open ↗
- Lincoln 53043693 taxa Open ↗
- Mason 53045787 taxa Open ↗
- Okanogan 530471,892 taxa Open ↗
- Pacific 53049872 taxa Open ↗
- Pend Oreille 530511,412 taxa Open ↗
- Pierce 530531,482 taxa Open ↗
- San Juan 530551,253 taxa Open ↗
- Skagit 530571,117 taxa Open ↗
- Skamania 530591,440 taxa Open ↗
- Snohomish 530611,092 taxa Open ↗
- Spokane 530631,472 taxa Open ↗
- Stevens 530651,107 taxa Open ↗
- Thurston 53067938 taxa Open ↗
- Wahkiakum 53069668 taxa Open ↗
- Walla Walla 530711,225 taxa Open ↗
- Whatcom 530731,516 taxa Open ↗
- Whitman 530751,465 taxa Open ↗
- Yakima 530771,980 taxa Open ↗
§3Catalogue
All taxa recorded in Washington
Filter
Showing 2,801–2,850 of 4,423.
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Oenothera biennis L. Native OEBIcommon evening primrose · Onagraceae 10 counties -
Oenothera caespitosa Nutt. Native OECA10tufted evening primrose · Onagraceae 7 counties - Oenothera caespitosa Nutt. ssp. caespitosa Native OECAC2tufted evening primrose · Onagraceae 5 counties
- Oenothera caespitosa Nutt. ssp. marginata (Nutt. ex Hook. & Arn.) Munz Native OECAM4tufted evening primrose · Onagraceae 2 counties
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Oenothera curtiflora W.L. Wagner & Hoch Native OECU2velvetweed · Onagraceae 4 counties -
Oenothera elata Kunth Native OEELHooker's evening primrose · Onagraceae 5 counties - Oenothera elata Kunth ssp. hirsutissima (A. Gray ex S. Watson) W. Dietr. Native OEELHHooker's evening primrose · Onagraceae 5 counties
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Oenothera flava (A. Nelson) Garrett Native OEFLyellow evening primrose · Onagraceae 2 counties - Oenothera flava (A. Nelson) Garrett ssp. flava Native OEFLFyellow evening primrose · Onagraceae 2 counties
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Oenothera glazioviana Micheli Introduced OEGLredsepal evening primrose · Onagraceae 9 counties -
Oenothera pallida Lindl. Native OEPApale evening primrose · Onagraceae 15 counties - Oenothera pallida Lindl. ssp. pallida Native OEPAPpale evening primrose · Onagraceae 15 counties
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Oenothera suffrutescens (Ser.) W.L. Wagner & Hoch Native OESU3scarlet beeblossom · Onagraceae 1 county -
Oenothera villosa Thunb. Native OEVIhairy evening primrose · Onagraceae 26 counties - Oenothera villosa Thunb. ssp. strigosa (Rydb.) W. Dietr. & P.H. Raven Native OEVIShairy evening primrose · Onagraceae 26 counties
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Olsynium douglasii (A. Dietr.) E.P. Bicknell Native OLDODouglas' grasswidow · Iridaceae 18 counties - Olsynium douglasii (A. Dietr.) E.P. Bicknell var. douglasii Native OLDODDouglas' grasswidow · Iridaceae 10 counties
- Olsynium douglasii (A. Dietr.) E.P. Bicknell var. inflatum (Suksd.) Cholewa & Douglass M. Hend. Native OLDOIinflated grasswidow · Iridaceae 11 counties
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Onobrychis viciifolia Scop. Introduced ONVIsainfoin · Fabaceae 5 counties - Ononis repens L. Introduced ONREcommon restharrow · Fabaceae 1 county
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Onopordum acanthium L. Introduced ONACScotch cottonthistle · Asteraceae 26 counties -
Ophioglossum pusillum Raf. Native OPPU3northern adderstongue · Ophioglossaceae 8 counties -
Oplopanax horridus (Sm.) Miq. Native OPHOdevilsclub · Araliaceae 23 counties -
Opuntia fragilis (Nutt.) Haw. Native OPFRbrittle pricklypear · Cactaceae 12 counties - Opuntia ×columbiana Griffiths (pro sp.) [fragilis × polyacantha] Native OPCO13grizzleybear pricklypear · Cactaceae 7 counties
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Oreostemma alpigenum (Torr. & A. Gray) Greene Native ORAL4tundra aster · Asteraceae 7 counties - Oreostemma alpigenum (Torr. & A. Gray) Greene var. alpigenum Native ORALA2tundra aster · Asteraceae 7 counties
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Origanum vulgare L. Introduced ORVUoregano · Lamiaceae 1 county -
Ornithogalum umbellatum L. Introduced ORUMstar of Bethlehem · Liliaceae 6 counties -
Orobanche californica Cham. & Schltdl. Native ORCA2California broomrape · Orobanchaceae 5 counties - Orobanche californica Cham. & Schltdl. ssp. californica Native ORCAC2California broomrape · Orobanchaceae 3 counties
- Orobanche californica Cham. & Schltdl. ssp. grayana (G. Beck) Heckard Native ORCAG2Gray's broomrape · Orobanchaceae 3 counties
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Orobanche corymbosa (Rydb.) Ferris Native ORCO5flat-top broomrape · Orobanchaceae 2 counties - Orobanche corymbosa (Rydb.) Ferris ssp. corymbosa Native ORCOC3flat-top broomrape · Orobanchaceae 1 county
- Orobanche corymbosa (Rydb.) Ferris ssp. mutabilis Heckard Native ORCOMflat-top broomrape · Orobanchaceae 1 county
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Orobanche fasciculata Nutt. Native ORFAclustered broomrape · Orobanchaceae 9 counties -
Orobanche ludoviciana Nutt. Native ORLULouisiana broomrape · Orobanchaceae 3 counties - Orobanche ludoviciana Nutt. ssp. ludoviciana Native ORLUL2Louisiana broomrape · Orobanchaceae 3 counties
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Orobanche minor Sm. Introduced ORMIhellroot · Orobanchaceae 1 county -
Orobanche uniflora L. Native ORUNoneflowered broomrape · Orobanchaceae 10 counties -
Orogenia linearifolia S. Watson Native ORLIGreat Basin Indian potato · Apiaceae 7 counties -
Orthilia secunda (L.) House Native ORSEsidebells wintergreen · Pyrolaceae 19 counties -
Orthocarpus barbatus Cotton Native ORBA2Grand Coulee owl's-clover · Scrophulariaceae 4 counties -
Orthocarpus bracteosus Benth. Native ORBRrosy owl's-clover · Scrophulariaceae 3 counties -
Orthocarpus imbricatus Torr. ex S. Watson Native ORIMmountain owl's-clover · Scrophulariaceae 2 counties -
Orthocarpus luteus Nutt. Native ORLU2yellow owl's-clover · Scrophulariaceae 5 counties -
Orthocarpus tenuifolius (Pursh) Benth. Native ORTE2thinleaved owl's-clover · Scrophulariaceae 11 counties -
Oryzopsis asperifolia Michx. Native ORASroughleaf ricegrass · Poaceae 2 counties -
Osmorhiza berteroi DC. Native OSBEsweetcicely · Apiaceae 32 counties -
Osmorhiza depauperata Phil. Native OSDEbluntseed sweetroot · Apiaceae 5 counties