Oregon

• Baker 41001
  1,572 taxa Open ↗
• Benton 41003
  1,855 taxa Open ↗
• Clackamas 41005
  1,485 taxa Open ↗
• Clatsop 41007
  979 taxa Open ↗
• Columbia 41009
  1,183 taxa Open ↗
• Coos 41011
  1,238 taxa Open ↗
• Crook 41013
  1,354 taxa Open ↗
• Curry 41015
  1,738 taxa Open ↗
• Deschutes 41017
  1,482 taxa Open ↗
• Douglas 41019
  2,250 taxa Open ↗

Showing 1,151–1,200 of 5,518.

• 
  Castilleja miniata Douglas ex Hook. ssp. miniata Native CAMIM5

  giant red Indian paintbrush · Scrophulariaceae 23 counties
• 
  Castilleja minor (A. Gray) A. Gray Native CAMI13

  lesser Indian paintbrush · Scrophulariaceae 6 counties
• 
  Castilleja minor (A. Gray) A. Gray ssp. minor Native CAMIM6

  lesser Indian paintbrush · Scrophulariaceae 6 counties
• 
  Castilleja oresbia Greenm. Native CAOR4

  pale Wallowa Indian paintbrush · Scrophulariaceae 5 counties
• 
  Castilleja pallescens (A. Gray) Greenm. Native CAPA25

  pale Indian paintbrush · Scrophulariaceae 3 counties
• 
  Castilleja pallescens (A. Gray) Greenm. var. inverta (A. Nelson & J.F. Macbr.) Edwin Native CAPAI

  pale Indian paintbrush · Scrophulariaceae 3 counties
• 
  Castilleja parviflora Bong. Native CAPA26

  mountain Indian paintbrush · Scrophulariaceae 7 counties
• 
  Castilleja parviflora Bong. var. oreopola (Greenm.) Ownbey Native CAPAO

  Henry Indian paintbrush · Scrophulariaceae 7 counties
• 
  Castilleja peckiana Pennell Native CAPE19

  Peck's Indian paintbrush · Scrophulariaceae 11 counties
• 
  Castilleja pilosa (S. Watson) Rydb. Native CAPI3

  parrothead Indian paintbrush · Scrophulariaceae 12 counties
• 
  Castilleja pilosa (S. Watson) Rydb. var. pilosa Native CAPIP

  parrothead Indian paintbrush · Scrophulariaceae 9 counties
• 
  Castilleja pilosa (S. Watson) Rydb. var. steenensis (Pennell) N.H. Holmgren Native CAPIS

  Steens Indian paintbrush · Scrophulariaceae 1 county
• 
  Castilleja pruinosa Fernald Native CAPR14

  frosted Indian paintbrush · Scrophulariaceae 9 counties
• 
  Castilleja rhexiifolia Rydb. Native CARH4

  splitleaf Indian paintbrush · Scrophulariaceae 5 counties
• 
  Castilleja rubicundula (Jeps.) T.I. Chuang & Heckard Native CARU20

  cream sacs · Scrophulariaceae 4 counties
• 
  Castilleja rubicundula (Jeps.) T.I. Chuang & Heckard ssp. lithospermoides (Benth.) T.I. Chuang & Heckard Native CARUL

  cream sacs · Scrophulariaceae 4 counties
• 
  Castilleja rubida Piper Native CARU8

  little reddish Indian paintbrush · Scrophulariaceae 1 county
• 
  Castilleja rupicola Piper ex Fernald Native CARU9

  cliff Indian paintbrush · Scrophulariaceae 5 counties
• 
  Castilleja schizotricha Greenm. Native CASC20

  splithair Indian paintbrush · Scrophulariaceae 2 counties
• 
  Castilleja suksdorfii A. Gray Native CASU11

  Suksdorf's Indian paintbrush · Scrophulariaceae 11 counties
• 
  Castilleja tenuis (A. Heller) T.I. Chuang & Heckard Native CATE26

  hairy Indian paintbrush · Scrophulariaceae 27 counties
• 
  Castilleja thompsonii Pennell Native CATH4

  Thompson's Indian paintbrush · Scrophulariaceae 2 counties
• 
  Castilleja viscidula A. Gray Native CAVI9

  sticky Indian paintbrush · Scrophulariaceae 5 counties
• ⚘
  Castilleja wallowensis Pennell Native CAWA4

  Wallowa Indian paintbrush · Scrophulariaceae 1 county
• 
  Castilleja xanthotricha Pennell Native CAXA

  yellowhair Indian paintbrush · Scrophulariaceae 4 counties
• 
  Catabrosa aquatica (L.) P. Beauv. Native CAAQ3

  water whorlgrass · Poaceae 4 counties
• 
  Catabrosa aquatica (L.) P. Beauv. var. aquatica Native CAAQA6

  water whorlgrass · Poaceae 4 counties
• 
  Catalpa bignonioides Walter Native CABI8

  southern catalpa · Bignoniaceae 4 counties
• 
  Catapodium rigidum (L.) C.E. Hubbard ex Dony Introduced CARI2

  ferngrass · Poaceae 3 counties
• 
  Caulanthus crassicaulis (Torr.) S. Watson Native CACR11

  thickstem wild cabbage · Brassicaceae 3 counties
• 
  Caulanthus crassicaulis (Torr.) S. Watson var. crassicaulis Native CACRC

  thickstem wild cabbage · Brassicaceae 3 counties
• 
  Caulanthus major (M.E. Jones) Payson Native CAMA17

  slender wild cabbage · Brassicaceae 2 counties
• 
  Caulanthus major (M.E. Jones) Payson var. nevadensis Rollins Native CAMAN

  slender wild cabbage · Brassicaceae 2 counties
• 
  Caulanthus pilosus S. Watson Native CAPI4

  hairy wild cabbage · Brassicaceae 6 counties
• 
  Ceanothus cordulatus Kellogg Native CECO

  whitethorn ceanothus · Rhamnaceae 6 counties
• 
  Ceanothus cuneatus (Hook.) Nutt. Native CECU

  buckbrush · Rhamnaceae 10 counties
• 
  Ceanothus cuneatus (Hook.) Nutt. var. cuneatus Native CECUC3

  buckbrush · Rhamnaceae 10 counties
• 
  Ceanothus integerrimus Hook. & Arn. Native CEIN3

  deerbrush · Rhamnaceae 10 counties
• 
  Ceanothus palmeri Trel. Native CEPA

  Palmer ceanothus · Rhamnaceae 1 county
• 
  Ceanothus prostratus Benth. Native CEPR

  prostrate ceanothus · Rhamnaceae 13 counties
• 
  Ceanothus pumilus Greene Native CEPU

  dwarf ceanothus · Rhamnaceae 4 counties
• 
  Ceanothus sanguineus Pursh Native CESA

  redstem ceanothus · Rhamnaceae 22 counties
• 
  Ceanothus thyrsiflorus Eschsch. Native CETH

  blueblossom · Rhamnaceae 8 counties
• 
  Ceanothus velutinus Douglas ex Hook. Native CEVE

  snowbrush ceanothus · Rhamnaceae 28 counties
• 
  Ceanothus velutinus Douglas ex Hook. var. hookeri M.C. Johnst. Native CEVEH2

  Hooker's ceanothus · Rhamnaceae 12 counties
• 
  Ceanothus velutinus Douglas ex Hook. var. velutinus Native CEVEV4

  snowbrush ceanothus · Rhamnaceae 24 counties
• 
  Celtis laevigata Willd. Native CELA

  sugarberry · Ulmaceae 12 counties
• 
  Celtis laevigata Willd. var. reticulata (Torr.) L.D. Benson Native CELAR

  netleaf hackberry · Ulmaceae 12 counties
• 
  Cenchrus longispinus (Hack.) Fernald Native CELO3

  mat sandbur · Poaceae 7 counties
• 
  Centaurea calcitrapa L. Introduced CECA2

  red star-thistle · Asteraceae 3 counties