Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 1–50 of 302 (introduced).
-
Abutilon theophrasti Medik. Introduced ABTHvelvetleaf · Malvaceae -
Acroptilon repens (L.) DC. Introduced ACRE3hardheads · Asteraceae -
Aegilops cylindrica Host Introduced AECYjointed goatgrass · Poaceae -
Agrostis capillaris L. Introduced AGCA5colonial bentgrass · Poaceae -
Agrostis stolonifera L. Introduced AGST2creeping bentgrass · Poaceae -
Aira caryophyllea L. Introduced AICAsilver hairgrass · Poaceae - Aira caryophyllea L. var. caryophyllea Introduced AICAC2silver hairgrass · Poaceae
-
Allium nigrum L. Introduced ALNIblack garlic · Liliaceae -
Allium vineale L. Introduced ALVIwild garlic · Liliaceae - Allium vineale L. ssp. vineale Introduced ALVIVwild garlic · Liliaceae
-
Alopecurus geniculatus L. Introduced ALGE2water foxtail · Poaceae - Alopecurus geniculatus L. var. geniculatus Introduced ALGEG4water foxtail · Poaceae
-
Alopecurus pratensis L. Introduced ALPR3meadow foxtail · Poaceae -
Alyssum alyssoides (L.) L. Introduced ALAL3pale madwort · Brassicaceae -
Amaranthus albus L. Introduced AMALprostrate pigweed · Amaranthaceae -
Ambrosia artemisiifolia L. var. elatior (L.) Descourtils Introduced AMAREannual ragweed · Asteraceae -
Anagallis arvensis L. Introduced ANARscarlet pimpernel · Primulaceae - Anagallis arvensis L. ssp. arvensis Introduced ANARA7scarlet pimpernel · Primulaceae
-
Anthemis arvensis L. Introduced ANAR6corn chamomile · Asteraceae -
Anthemis cotula L. Introduced ANCO2stinking chamomile · Asteraceae -
Anthoxanthum odoratum L. Introduced ANODsweet vernalgrass · Poaceae - Anthoxanthum odoratum L. ssp. odoratum Introduced ANODO2sweet vernalgrass · Poaceae
-
Anthriscus caucalis M. Bieb. Introduced ANCA14bur chervil · Apiaceae -
Anthriscus sylvestris (L.) Hoffm. Introduced ANSYwild chervil · Apiaceae -
Aphanes arvensis L. Introduced APAR2field parsley piert · Rosaceae -
Arctium minus Bernh. Introduced ARMI2lesser burdock · Asteraceae -
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3tall oatgrass · Poaceae - Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. bulbosum (Willd.) Spenner Introduced ARELBtall oatgrass · Poaceae
-
Artemisia absinthium L. Introduced ARAB3absinthium · Asteraceae -
Arum italicum Mill. Introduced ARITItalian lords and ladies · Araceae -
Asperugo procumbens L. Introduced ASPRGerman-madwort · Boraginaceae -
Atriplex hortensis L. Introduced ATHOgarden orache · Chenopodiaceae -
Atropa bella-donna L. Introduced ATBEbelladonna · Solanaceae -
Avena fatua L. Introduced AVFAwild oat · Poaceae - Avena sativa L. Introduced AVSAcommon oat · Poaceae
-
Bassia hyssopifolia (Pall.) Kuntz Introduced BAHYfivehorn smotherweed · Chenopodiaceae -
Bellis perennis L. Introduced BEPE2lawndaisy · Asteraceae -
Betula pendula Roth Introduced BEPE3European white birch · Betulaceae -
Brassica napus L. Introduced BRNArape · Brassicaceae -
Brassica rapa L. Introduced BRRAfield mustard · Brassicaceae - Brassica rapa L. var. rapa Introduced BRRARfield mustard · Brassicaceae
-
Bromus arvensis L. Introduced BRAR5field brome · Poaceae -
Bromus briziformis Fisch. & C.A. Mey. Introduced BRBR5rattlesnake brome · Poaceae -
Bromus diandrus Roth Introduced BRDI3ripgut brome · Poaceae - Bromus diandrus Roth ssp. rigidus (Roth) Lainz Introduced BRDIRripgut brome · Poaceae
-
Bromus hordeaceus L. Introduced BRHO2soft brome · Poaceae - Bromus hordeaceus L. ssp. hordeaceus Introduced BRHOHsoft brome · Poaceae
-
Bromus racemosus L. Introduced BRRA2bald brome · Poaceae - Bromus secalinus L. Introduced BRSErye brome · Poaceae
- Bromus secalinus L. var. secalinus Introduced BRSESrye brome · Poaceae