§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 251–300 of 4,583 (native).
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Arabis glabra (L.) Bernh. Native ARGLtower rockcress · Brassicaceae 28 counties - Arabis hastatula Greene Native ARHA2eared rockcress · Brassicaceae 2 counties
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Arabis hirsuta (L.) Scop. Native ARHIhairy rockcress · Brassicaceae 23 counties - Arabis hirsuta (L.) Scop. var. glabrata Torr. & A. Gray Native ARHIGmountain rockcress · Brassicaceae 14 counties
- Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIPcreamflower rockcress · Brassicaceae 2 counties
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Arabis holboellii Hornem. Native ARHO2Holboell's rockcress · Brassicaceae 22 counties - Arabis holboellii Hornem. var. pendulocarpa (A. Nelson) Rollins Native ARHOP2dropseed rockcress · Brassicaceae 5 counties
- Arabis holboellii Hornem. var. pinetorum (Tidestr.) Rollins Native ARHOP3Holboell's rockcress · Brassicaceae 11 counties
- Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHORsecond rockcress · Brassicaceae 18 counties
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Arabis koehleri Howell Native ARKOKoehler's rockcress · Brassicaceae 4 counties - Arabis koehleri Howell var. koehleri Native ARKOKKoehler's rockcress · Brassicaceae 1 county
- Arabis koehleri Howell var. stipitata Rollins Native ARKOSKoehler's rockcress · Brassicaceae 3 counties
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Arabis lemmonii S. Watson Native ARLELemmon's rockcress · Brassicaceae 12 counties - Arabis lemmonii S. Watson var. lemmonii Native ARLELLemmon's rockcress · Brassicaceae 9 counties
- Arabis lemmonii S. Watson var. paddoensis Rollins Native ARLEPPaddo rockcress · Brassicaceae 3 counties
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Arabis lyallii S. Watson Native ARLYLyall's rockcress · Brassicaceae 15 counties - Arabis lyallii S. Watson var. lyallii Native ARLYLLyall's rockcress · Brassicaceae 6 counties
- Arabis lyallii S. Watson var. nubigena (J.F. Macbr. & Payson) Rollins Native ARLYNLyall's rockcress · Brassicaceae 1 county
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Arabis macdonaldiana Eastw. Native ARMA33MacDonald rockcress · Brassicaceae 2 counties -
Arabis microphylla Nutt. Native ARMIlittleleaf rockcress · Brassicaceae 15 counties - Arabis microphylla Nutt. var. microphylla Native ARMIM2littleleaf rockcress · Brassicaceae 14 counties
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Arabis modesta Rollins Native ARMORogue Canyon rockcress · Brassicaceae 2 counties -
Arabis nuttallii B.L. Rob. Native ARNUNuttall's rockcress · Brassicaceae 6 counties -
Arabis oregana Rollins Native AROROregon rockcress · Brassicaceae 3 counties -
Arabis platysperma A. Gray Native ARPLpioneer rockcress · Brassicaceae 13 counties - Arabis platysperma A. Gray var. howellii (S. Watson) Jeps. Native ARPLH2Howell's pioneer rockcress · Brassicaceae 9 counties
- Arabis platysperma A. Gray var. platysperma Native ARPLP2pioneer rockcress · Brassicaceae 2 counties
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Arabis puberula Nutt. Native ARPUsilver rockcress · Brassicaceae 10 counties -
Arabis rectissima Greene Native ARREbristlyleaf rockcress · Brassicaceae 2 counties - Arabis rectissima Greene var. rectissima Native ARRER2bristlyleaf rockcress · Brassicaceae 2 counties
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Arabis sparsiflora Nutt. Native ARSPsicklepod rockcress · Brassicaceae 23 counties - Arabis sparsiflora Nutt. var. atrorubens (Suksd. ex Greene) Rollins Native ARSPA2elegant rockcress · Brassicaceae 3 counties
- Arabis sparsiflora Nutt. var. sparsiflora Native ARSPS2sicklepod rockcress · Brassicaceae 8 counties
- Arabis sparsiflora Nutt. var. subvillosa (S. Watson) Rollins Native ARSPShairystem rockcress · Brassicaceae 16 counties
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Arabis subpinnatifida S. Watson Native ARSUKlamath rockcress · Brassicaceae 4 counties -
Arabis suffrutescens S. Watson Native ARSU2woody rockcress · Brassicaceae 12 counties - Arabis suffrutescens S. Watson var. horizontalis (Greene) Rollins Native ARSUHhorizontal woody rockcress · Brassicaceae 2 counties
- Arabis suffrutescens S. Watson var. suffrutescens Native ARSUSwoody rockcress · Brassicaceae 6 counties
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Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2spreadingpod rockcress · Brassicaceae 18 counties -
Aralia californica S. Watson Native ARCA2California spikenard · Araliaceae 7 counties -
Arbutus menziesii Pursh Native ARMEPacific madrone · Ericaceae 15 counties -
Arceuthobium abietinum (Engelm.) Hawksw. & Wiens Native ARAB4fir dwarf mistletoe · Viscaceae 9 counties - Arceuthobium abietinum (Engelm.) Hawksw. & Wiens ssp. wiensii Mathiasen & C.M. Daugherty Native ARABWKlamath fir dwarf mistletoe · Viscaceae 1 county
- Arceuthobium abietinum Engelm. ex Munz ssp. abietinum Native ARABAfir dwarf mistletoe · Viscaceae 9 counties
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Arceuthobium americanum Nutt. ex Engelm. Native ARAMAmerican dwarf mistletoe · Viscaceae 15 counties -
Arceuthobium campylopodum Engelm. Native ARCA3western dwarf mistletoe · Viscaceae 19 counties -
Arceuthobium cyanocarpum (A. Nelson ex Rydb.) A. Nelson Native ARCY2limber pine dwarf mistletoe · Viscaceae 3 counties - Arceuthobium douglasii Engelm. Native ARDODouglas-fir dwarf mistletoe · Viscaceae 15 counties
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Arceuthobium laricis (Piper) H. St. John Native ARLA11larch dwarf mistletoe · Viscaceae 4 counties -
Arceuthobium siskiyouense Hawksw., Wiens & Nickrent Native ARSI10knobcone pine dwarf mistletoe · Viscaceae 2 counties