Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 51–100 of 1,206 (native).
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Amaranthus retroflexus L. Native AMREredroot amaranth · Amaranthaceae -
Ambrosia acanthicarpa Hook. Native AMAC2flatspine bur ragweed · Asteraceae -
Ambrosia psilostachya DC. Native AMPSCuman ragweed · Asteraceae -
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2Saskatoon serviceberry · Rosaceae - Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. semiintegrifolia (Hook.) C.L. Hitchc. Native AMALSSaskatoon serviceberry · Rosaceae
- Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem. Native AMPU5dwarf serviceberry · Rosaceae
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Amelanchier utahensis Koehne Native AMUTUtah serviceberry · Rosaceae - Amelanchier utahensis Koehne var. utahensis Native AMUTUUtah serviceberry · Rosaceae
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Amsinckia lycopsoides Lehm. Native AMLYtarweed fiddleneck · Boraginaceae -
Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. Native AMMEMenzies' fiddleneck · Boraginaceae - Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. intermedia (Fisch. & C.A. Mey.) Ganders Native AMMEI2common fiddleneck · Boraginaceae
- Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. menziesii Native AMMEM2Menzies' fiddleneck · Boraginaceae
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Amsinckia tessellata A. Gray Native AMTE3bristly fiddleneck · Boraginaceae - Amsinckia tessellata A. Gray var. tessellata Native AMTETbristly fiddleneck · Boraginaceae
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Anaphalis margaritacea (L.) Benth. Native ANMAwestern pearly everlasting · Asteraceae -
Ancistrocarphus filagineus A. Gray Native ANFI3false neststraw · Asteraceae -
Androsace filiformis Retz. Native ANFIfiliform rockjasmine · Primulaceae -
Anemone deltoidea Hook. Native ANDE3Columbian windflower · Ranunculaceae -
Anemone lyallii Britton Native ANLYLittle Mountain thimbleweed · Ranunculaceae -
Angelica canbyi J.M. Coult. & Rose Native ANCA11Canby's angelica · Apiaceae -
Antennaria anaphaloides Rydb. Native ANAN2pearly pussytoes · Asteraceae -
Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2low pussytoes · Asteraceae -
Antennaria flagellaris (A. Gray) A. Gray Native ANFL2whip pussytoes · Asteraceae -
Antennaria howellii Greene Native ANHOHowell's pussytoes · Asteraceae - Antennaria howellii Greene ssp. howellii Native ANHOHHowell's pussytoes · Asteraceae
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Antennaria luzuloides Torr. & A. Gray Native ANLU2rush pussytoes · Asteraceae - Antennaria luzuloides Torr. & A. Gray ssp. luzuloides Native ANLULrush pussytoes · Asteraceae
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Antennaria racemosa Hook. Native ANRAraceme pussytoes · Asteraceae -
Antennaria stenophylla (A. Gray) A. Gray Native ANST2narrowleaf pussytoes · Asteraceae -
Apocynum androsaemifolium L. Native APAN2spreading dogbane · Apocynaceae -
Apocynum cannabinum L. Native APCAIndianhemp · Apocynaceae -
Aquilegia formosa Fisch. ex DC. Native AQFOwestern columbine · Ranunculaceae -
Arabis cusickii S. Watson Native ARCUCusick's rockcress · Brassicaceae -
Arabis holboellii Hornem. Native ARHO2Holboell's rockcress · Brassicaceae - Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHORsecond rockcress · Brassicaceae
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Arabis microphylla Nutt. Native ARMIlittleleaf rockcress · Brassicaceae -
Arabis puberula Nutt. Native ARPUsilver rockcress · Brassicaceae -
Arabis sparsiflora Nutt. Native ARSPsicklepod rockcress · Brassicaceae - Arabis sparsiflora Nutt. var. subvillosa (S. Watson) Rollins Native ARSPShairystem rockcress · Brassicaceae
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Arabis suffrutescens S. Watson Native ARSU2woody rockcress · Brassicaceae - Arabis suffrutescens S. Watson var. suffrutescens Native ARSUSwoody rockcress · Brassicaceae
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Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2spreadingpod rockcress · Brassicaceae -
Arbutus menziesii Pursh Native ARMEPacific madrone · Ericaceae -
Arceuthobium douglasii Engelm. Native ARDODouglas-fir dwarf mistletoe · Viscaceae -
Arctostaphylos columbiana Piper Native ARCO3hairy manzanita · Ericaceae -
Arenaria aculeata S. Watson Native ARAC2prickly sandwort · Caryophyllaceae -
Arenaria congesta Nutt. Native ARCO5ballhead sandwort · Caryophyllaceae - Arenaria congesta Nutt. var. glandulifera Maguire Native ARCOGgland sandwort · Caryophyllaceae
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Arnica cordifolia Hook. Native ARCO9heartleaf arnica · Asteraceae -
Arnica latifolia Bong. Native ARLA8broadleaf arnica · Asteraceae