§1State listing — Pacific
Oregon
a regional flora of 36 counties
- State code
- OR · FIPS 41
- Taxa recorded
- 5,518
- Counties
- 36
§2Counties
Drill down to a county
- Baker 410011,572 taxa Open ↗
- Benton 410031,855 taxa Open ↗
- Clackamas 410051,485 taxa Open ↗
- Clatsop 41007979 taxa Open ↗
- Columbia 410091,183 taxa Open ↗
- Coos 410111,238 taxa Open ↗
- Crook 410131,354 taxa Open ↗
- Curry 410151,738 taxa Open ↗
- Deschutes 410171,482 taxa Open ↗
- Douglas 410192,250 taxa Open ↗
- Gilliam 41021446 taxa Open ↗
- Grant 410231,454 taxa Open ↗
- Harney 410252,035 taxa Open ↗
- Hood River 410271,388 taxa Open ↗
- Jackson 410292,580 taxa Open ↗
- Jefferson 410311,315 taxa Open ↗
- Josephine 410332,174 taxa Open ↗
- Klamath 410351,971 taxa Open ↗
- Lake 410371,726 taxa Open ↗
- Lane 410392,220 taxa Open ↗
- Lincoln 41041871 taxa Open ↗
- Linn 410431,680 taxa Open ↗
- Malheur 410451,442 taxa Open ↗
- Marion 410471,752 taxa Open ↗
- Morrow 41049564 taxa Open ↗
- Multnomah 410511,590 taxa Open ↗
- Polk 41053971 taxa Open ↗
- Sherman 41055525 taxa Open ↗
- Tillamook 41057843 taxa Open ↗
- Umatilla 410591,444 taxa Open ↗
- Union 410611,559 taxa Open ↗
- Wallowa 410631,929 taxa Open ↗
- Wasco 410651,534 taxa Open ↗
- Washington 410671,527 taxa Open ↗
- Wheeler 41069980 taxa Open ↗
- Yamhill 41071871 taxa Open ↗
§3Catalogue
All taxa recorded in Oregon
Filter
Showing 2,951–3,000 of 5,518.
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Linaria supina (L.) Chaz. Introduced LISU3lesser butter and eggs · Scrophulariaceae 2 counties -
Linaria vulgaris Mill. Introduced LIVU2butter and eggs · Scrophulariaceae 27 counties -
Lindernia dubia (L.) Pennell Native LIDUyellowseed false pimpernel · Scrophulariaceae 14 counties - Lindernia dubia (L.) Pennell var. anagallidea (Michx.) Cooperr. Native LIDUAyellowseed false pimpernel · Scrophulariaceae 9 counties
- Lindernia dubia (L.) Pennell var. dubia Native LIDUDyellowseed false pimpernel · Scrophulariaceae 7 counties
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Linnaea borealis L. Native LIBO3twinflower · Caprifoliaceae 29 counties - Linnaea borealis L. ssp. americana (Forbes) Hultén ex R.T. Clausen Native LIBOAtwinflower · Caprifoliaceae 2 counties
- Linnaea borealis L. ssp. longiflora (Torr.) Hultén Native LIBOL2longtube twinflower · Caprifoliaceae 27 counties
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Linum bienne Mill. Introduced LIBI5pale flax · Linaceae 10 counties -
Linum lewisii Pursh Native LILE3Lewis flax · Linaceae 22 counties - Linum lewisii Pursh var. lewisii Native LILEL2prairie flax · Linaceae 22 counties
- Linum usitatissimum L. Introduced LIUScommon flax · Linaceae 8 counties
- Lipocarpha aristulata (Coville) G. Tucker Native LIAR6awned halfchaff sedge · Cyperaceae 3 counties
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Lipocarpha micrantha (Vahl) G. Tucker Native LIMI12smallflower halfchaff sedge · Cyperaceae 1 county -
Lipocarpha occidentalis (A. Gray) G. Tucker Native LIOC3western halfchaff sedge · Cyperaceae 1 county -
Listera borealis Morong Native LIBO4northern twayblade · Orchidaceae 2 counties -
Listera caurina Piper Native LICA10northwestern twayblade · Orchidaceae 21 counties -
Listera convallarioides (Sw.) Nutt. ex Elliott Native LICO5broadlipped twayblade · Orchidaceae 20 counties -
Listera cordata (L.) R. Br. Native LICO6heartleaf twayblade · Orchidaceae 24 counties - Listera cordata (L.) R. Br. var. nephrophylla (Rydb.) Hultén Native LICONheartleaf twayblade · Orchidaceae 24 counties
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Lithophragma affine A. Gray Native LIAFSan Francisco woodland-star · Saxifragaceae 2 counties - Lithophragma affine A. Gray ssp. affine Native LIAFASan Francisco woodland-star · Saxifragaceae 2 counties
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Lithophragma campanulatum Howell Native LICA21Siskiyou Mountain woodland-star · Saxifragaceae 4 counties -
Lithophragma glabrum Nutt. Native LIGL2bulbous woodland-star · Saxifragaceae 27 counties -
Lithophragma heterophyllum (Hook. & Arn.) Torr. & A. Gray Native LIHEhillside woodland-star · Saxifragaceae 3 counties -
Lithophragma parviflorum (Hook.) Nutt. ex Torr. & A. Gray Native LIPA5smallflower woodland-star · Saxifragaceae 32 counties - Lithophragma parviflorum (Hook.) Nutt. ex Torr. & A. Gray var. parviflorum Native LIPAP3smallflower woodland-star · Saxifragaceae 32 counties
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Lithophragma tenellum Nutt. Native LITE4slender woodland-star · Saxifragaceae 12 counties -
Lithospermum californicum A. Gray Native LICA11California stoneseed · Boraginaceae 2 counties -
Lithospermum ruderale Douglas ex Lehm. Native LIRU4western stoneseed · Boraginaceae 23 counties -
Lloydia serotina (L.) Salisb. ex Rchb. Native LLSEcommon alplily · Liliaceae 4 counties - Lloydia serotina (L.) Salisb. ex Rchb. var. serotina Native LLSES2common alplily · Liliaceae 4 counties
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Lobelia dortmanna L. Native LODODortmann's cardinalflower · Campanulaceae 2 counties -
Lobularia maritima (L.) Desv. Introduced LOMAsweet alyssum · Brassicaceae 3 counties -
Loeflingia squarrosa Nutt. Native LOSQspreading pygmyleaf · Caryophyllaceae 2 counties - Loeflingia squarrosa Nutt. ssp. artemisiarum Barneby & Twisselmann Native LOSQAspreading pygmyleaf · Caryophyllaceae 1 county
- Loeflingia squarrosa Nutt. ssp. squarrosa Native LOSQSspreading pygmyleaf · Caryophyllaceae 1 county
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Logfia arvensis (L.) Holub Introduced LOAR5field cottonrose · Asteraceae 3 counties -
Logfia gallica (L.) Coss. & Germ. Introduced LOGA2narrowleaf cottonrose · Asteraceae 1 county -
Logfia minima (Sm.) Dumort. Introduced LOMI4little cottonrose · Asteraceae 1 county -
Lolium perenne L. Introduced LOPEperennial ryegrass · Poaceae 27 counties - Lolium perenne L. ssp. multiflorum (Lam.) Husnot Introduced LOPEM2Italian ryegrass · Poaceae 22 counties
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Lolium rigidum Gaudin Introduced LORIWimmera ryegrass · Poaceae 4 counties -
Lolium temulentum L. Introduced LOTE2Darnel ryegrass · Poaceae 15 counties - Lolium temulentum L. ssp. temulentum Introduced LOTETDarnel ryegrass · Poaceae 15 counties
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Lomatium ambiguum (Nutt.) J.M. Coult. & Rose Native LOAMWyeth biscuitroot · Apiaceae 8 counties -
Lomatium bentonitum K.M. Carlson & Mansfield Native LOBE4bentonite desertparsley · Apiaceae 1 county -
Lomatium bicolor (S. Watson) J.M. Coult. & Rose Native LOBIWasatch desertparsley · Apiaceae 17 counties - Lomatium bicolor (S. Watson) J.M. Coult. & Rose var. leptocarpum (Torr. & A. Gray) Schlessman Native LOBILWasatch desertparsley · Apiaceae 17 counties
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Lomatium bradshawii (Rose ex Mathias) Mathias & Constance Native LOBRBradshaw's desertparsley · Apiaceae 4 counties