Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 501–550 of 1,527.
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Drosera rotundifolia L. var. rotundifolia Native DRRORroundleaf sundew · Droseraceae -
Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy Native DREX2spreading woodfern · Dryopteridaceae -
Dysphania ambrosioides (L.) Mosyakin & Clemants Both DYAMMexican tea · Chenopodiaceae -
Echinochloa crus-galli (L.) P. Beauv. Introduced ECCRbarnyardgrass · Poaceae -
Echinocystis lobata (Michx.) Torr. & A. Gray Native ECLOwild cucumber · Cucurbitaceae -
Elaeagnus angustifolia L. Introduced ELANRussian olive · Elaeagnaceae -
Eleocharis acicularis (L.) Roem. & Schult. Native ELACneedle spikerush · Cyperaceae - Eleocharis acicularis (L.) Roem. & Schult. var. acicularis Native ELACAneedle spikerush · Cyperaceae
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Eleocharis bella (Piper) Svens. Native ELBEbeautiful spikerush · Cyperaceae -
Eleocharis bolanderi A. Gray Native ELBOBolander's spikerush · Cyperaceae -
Eleocharis macrostachya Britton Native ELMA5pale spikerush · Cyperaceae -
Eleocharis obtusa (Willd.) Schult. Native ELOB2blunt spikerush · Cyperaceae -
Eleocharis palustris (L.) Roem. & Schult. Native ELPA3common spikerush · Cyperaceae - Eleocharis palustris (L.) Roem. & Schult. var. palustris Native ELPAPcommon spikerush · Cyperaceae
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Elliottia pyroliflora (Bong.) S.W. Brim & P.F. Stevens Native ELPYcopperbush · Ericaceae -
Elodea canadensis Michx. Native ELCA7Canadian waterweed · Hydrocharitaceae -
Elymus elymoides (Raf.) Swezey Native ELEL5squirreltail · Poaceae - Elymus elymoides (Raf.) Swezey ssp. elymoides Native ELELEsquirreltail · Poaceae
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Elymus glaucus Buckley Native ELGLblue wildrye · Poaceae -
Elymus lanceolatus (Scribn. & J.G. Sm.) Gould Native ELLA3thickspike wheatgrass · Poaceae - Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. lanceolatus Native ELLALthickspike wheatgrass · Poaceae
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Elymus repens (L.) Gould Introduced ELRE4quackgrass · Poaceae -
Enemion hallii (A. Gray) J.R. Drumm. & Hutch. Native ENHAWillamette false rue anemone · Ranunculaceae -
Epilobium brachycarpum C. Presl Native EPBR3tall annual willowherb · Onagraceae -
Epilobium ciliatum Raf. Native EPCIfringed willowherb · Onagraceae - Epilobium ciliatum Raf. ssp. ciliatum Native EPCICfringed willowherb · Onagraceae
- Epilobium ciliatum Raf. ssp. glandulosum (Lehm.) Hoch & P.H. Raven Native EPCIGfringed willowherb · Onagraceae
- Epilobium ciliatum Raf. ssp. watsonii (Barbey) Hoch & P.H. Raven Native EPCIWfringed willowherb · Onagraceae
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Epilobium densiflorum (Lindl.) Hoch & P.H. Raven Native EPDE4denseflower willowherb · Onagraceae -
Epilobium glaberrimum Barbey Native EPGLglaucus willowherb · Onagraceae -
Epilobium hornemannii Rchb. Native EPHOHornemann's willowherb · Onagraceae - Epilobium hornemannii Rchb. ssp. hornemannii Native EPHOHHornemann's willowherb · Onagraceae
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Epilobium lactiflorum Hausskn. Native EPLA3milkflower willowherb · Onagraceae -
Epilobium minutum Lindl. ex Lehm. Native EPMIchaparral willowherb · Onagraceae -
Epilobium torreyi (S. Watson) Hoch & P.H. Raven Native EPTO4Torrey's willowherb · Onagraceae -
Equisetum arvense L. Native EQARfield horsetail · Equisetaceae -
Equisetum hyemale L. Native EQHYscouringrush horsetail · Equisetaceae - Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton Native EQHYAscouringrush horsetail · Equisetaceae
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Equisetum pratense Ehrh. Native EQPRmeadow horsetail · Equisetaceae -
Equisetum telmateia Ehrh. Native EQTEgiant horsetail · Equisetaceae - Equisetum telmateia Ehrh. var. braunii (Milde) Milde Native EQTEBgiant horsetail · Equisetaceae
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Eragrostis cilianensis (All.) Vign. ex Janchen Introduced ERCIstinkgrass · Poaceae -
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. Native ERHYteal lovegrass · Poaceae -
Eragrostis mexicana (Hornem.) Link Native ERMEMexican lovegrass · Poaceae - Eragrostis mexicana (Hornem.) Link ssp. virescens (J. Presl) S.D. Koch & Sánchez Vega Native ERMEVMexican lovegrass · Poaceae
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Eragrostis pectinacea (Michx.) Nees ex Steud. Native ERPEtufted lovegrass · Poaceae - Eragrostis pectinacea (Michx.) Nees ex Steud. var. pectinacea Native ERPEP2tufted lovegrass · Poaceae
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Eremopyrum triticeum (Gaertn.) Nevski Introduced ERTR13annual wheatgrass · Poaceae -
Eriastrum wilcoxii (A. Nelson) H. Mason Native ERWIWilcox's woollystar · Polemoniaceae -
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird Native ERNA10rubber rabbitbrush · Asteraceae