§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 1–50 of 901 (introduced).
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Abutilon theophrasti Medik. Introduced ABTHvelvetleaf · Malvaceae 10 counties -
Acacia dealbata Link Introduced ACDE3silver wattle · Fabaceae 1 county -
Acaena novae-zelandiae Kirk Introduced ACNO7biddy-biddy · Rosaceae 2 counties -
Acanthospermum australe (Loefl.) Kuntze Introduced ACAU2Paraguayan starbur · Asteraceae 2 counties -
Acanthospermum hispidum DC. Introduced ACHIhispid starbur · Asteraceae 1 county -
Acer platanoides L. Introduced ACPLNorway maple · Aceraceae 8 counties -
Acorus calamus L. Introduced ACCA4calamus · Acoraceae 3 counties -
Acroptilon repens (L.) DC. Introduced ACRE3hardheads · Asteraceae 22 counties -
Adonis aestivalis L. Introduced ADAEsummer pheasant's eye · Ranunculaceae 4 counties -
Aegilops cylindrica Host Introduced AECYjointed goatgrass · Poaceae 7 counties -
Aegilops neglecta Req. ex Bertol. Introduced AENE2three-awned goatgrass · Poaceae 1 county -
Aegilops triuncialis L. Introduced AETRbarbed goatgrass · Poaceae 1 county -
Aegopodium podagraria L. Introduced AEPObishop's goutweed · Apiaceae 8 counties -
Aesculus hippocastanum L. Introduced AEHIhorse chestnut · Hippocastanaceae 3 counties -
Agropyron cristatum (L.) Gaertn. Introduced AGCRcrested wheatgrass · Poaceae 16 counties - Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8crested wheatgrass · Poaceae 16 counties
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Agropyron desertorum (Fisch. ex Link) Schult. Introduced AGDE2desert wheatgrass · Poaceae 3 counties -
Agrostemma githago L. Introduced AGGIcommon corncockle · Caryophyllaceae 14 counties -
Agrostis capillaris L. Introduced AGCA5colonial bentgrass · Poaceae 25 counties -
Agrostis castellana Boiss. & Reuter Introduced AGCA11bentgrass · Poaceae 8 counties -
Agrostis gigantea Roth Introduced AGGI2redtop · Poaceae 16 counties - Agrostis stolonifera L. Introduced AGST2creeping bentgrass · Poaceae 33 counties
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Ailanthus altissima (Mill.) Swingle Introduced AIALtree of heaven · Simaroubaceae 14 counties -
Aira caryophyllea L. Introduced AICAsilver hairgrass · Poaceae 20 counties - Aira caryophyllea L. var. caryophyllea Introduced AICAC2silver hairgrass · Poaceae 20 counties
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Aira elegans Willd. ex Kunth Introduced AIEL4annual silver hairgrass · Poaceae 11 counties -
Aira praecox L. Introduced AIPRyellow hairgrass · Poaceae 10 counties -
Ajuga reptans L. Introduced AJREcommon bugle · Lamiaceae 3 counties -
Alcea rosea L. Introduced ALRO3hollyhock · Malvaceae 2 counties -
Alhagi maurorum Medik. Introduced ALMA12camelthorn · Fabaceae 1 county -
Alisma lanceolatum With. Introduced ALLA2lanceleaf water plantain · Alismataceae 6 counties -
Alliaria petiolata (M. Bieb.) Cavara & Grande Introduced ALPE4garlic mustard · Brassicaceae 3 counties -
Allium nigrum L. Introduced ALNIblack garlic · Liliaceae 2 counties -
Allium triquetrum L. Introduced ALTR4threecorner leek · Liliaceae 4 counties -
Allium vineale L. Introduced ALVIwild garlic · Liliaceae 11 counties - Allium vineale L. ssp. vineale Introduced ALVIVwild garlic · Liliaceae 11 counties
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Alopecurus geniculatus L. Introduced ALGE2water foxtail · Poaceae 24 counties - Alopecurus geniculatus L. var. geniculatus Introduced ALGEG4water foxtail · Poaceae 24 counties
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Alopecurus myosuroides Huds. Introduced ALMYslender meadow foxtail · Poaceae 6 counties -
Alopecurus pratensis L. Introduced ALPR3meadow foxtail · Poaceae 26 counties -
Alyssum alyssoides (L.) L. Introduced ALAL3pale madwort · Brassicaceae 19 counties -
Alyssum corsicum Duby Introduced ALCO16Brassicaceae 1 county -
Alyssum desertorum Stapf Introduced ALDEdesert madwort · Brassicaceae 7 counties - Alyssum desertorum Stapf var. desertorum Introduced ALDEDdesert madwort · Brassicaceae 7 counties
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Alyssum murale Waldst. & Kit. Introduced ALMUyellowtuft · Brassicaceae 1 county -
Alyssum simplex Rudolphi Introduced ALSI8alyssum · Brassicaceae 2 counties -
Amaranthus albus L. Introduced AMALprostrate pigweed · Amaranthaceae 11 counties -
Amaranthus blitoides S. Watson Introduced AMBLmat amaranth · Amaranthaceae 13 counties -
Amaranthus caudatus L. Introduced AMCA3foxtail amaranth · Amaranthaceae 1 county -
Amaranthus deflexus L. Introduced AMDElargefruit amaranth · Amaranthaceae 1 county