California

• Alameda 06001
  1,856 taxa Open ↗
• Alpine 06003
  1,174 taxa Open ↗
• Amador 06005
  1,226 taxa Open ↗
• Butte 06007
  2,704 taxa Open ↗
• Calaveras 06009
  1,227 taxa Open ↗
• Colusa 06011
  1,330 taxa Open ↗
• Contra Costa 06013
  1,712 taxa Open ↗
• Del Norte 06015
  1,424 taxa Open ↗
• El Dorado 06017
  1,950 taxa Open ↗
• Fresno 06019
  2,373 taxa Open ↗

Showing 451–500 of 8,499 (native).

• 
  Arabis pulchra M.E. Jones ex S. Watson Native ARPU2

  beautiful rockcress · Brassicaceae 13 counties
• 
  Arabis pulchra M.E. Jones ex S. Watson var. gracilis M.E. Jones Native ARPUG

  beautiful rockcress · Brassicaceae 5 counties
• 
  Arabis pulchra M.E. Jones ex S. Watson var. munciensis M.E. Jones Native ARPUM

  Muncy rockcress · Brassicaceae 2 counties
• 
  Arabis pulchra M.E. Jones ex S. Watson var. pulchra Native ARPUP2

  beautiful rockcress · Brassicaceae 4 counties
• 
  Arabis pygmaea Rollins Native ARPY

  Tulare County rockcress · Brassicaceae 2 counties
• 
  Arabis rectissima Greene Native ARRE

  bristlyleaf rockcress · Brassicaceae 15 counties
• 
  Arabis rectissima Greene var. rectissima Native ARRER2

  bristlyleaf rockcress · Brassicaceae 15 counties
• 
  Arabis repanda S. Watson Native ARRE2

  Yosemite rockcress · Brassicaceae 22 counties
• 
  Arabis repanda S. Watson var. greenei Jeps. Native ARREG

  Greene's rockcress · Brassicaceae 4 counties
• 
  Arabis repanda S. Watson var. repanda Native ARRER

  Yosemite rockcress · Brassicaceae 22 counties
• 
  Arabis rigidissima Rollins Native ARRI

  Trinity Mountain rockcress · Brassicaceae 4 counties
• 
  Arabis rigidissima Rollins var. demota Native ARRID

  Trinity Mountain rockcress · Brassicaceae 1 county
• 
  Arabis rigidissima Rollins var. rigidissima Native ARRIR

  Trinity Mountain rockcress · Brassicaceae 3 counties
• 
  Arabis rollei Rollins Native ARRO11

  Klamath River rockcress · Brassicaceae 1 county
• 
  Arabis shockleyi Munz Native ARSH

  Shockley's rockcress · Brassicaceae 2 counties
• 
  Arabis sparsiflora Nutt. Native ARSP

  sicklepod rockcress · Brassicaceae 35 counties
• 
  Arabis sparsiflora Nutt. var. arcuata (Nutt.) Rollins Native ARSPA

  elegant rockcress · Brassicaceae 17 counties
• 
  Arabis sparsiflora Nutt. var. californica Rollins Native ARSPC

  California rockcress · Brassicaceae 6 counties
• 
  Arabis sparsiflora Nutt. var. sparsiflora Native ARSPS2

  sicklepod rockcress · Brassicaceae 7 counties
• 
  Arabis sparsiflora Nutt. var. subvillosa (S. Watson) Rollins Native ARSPS

  hairystem rockcress · Brassicaceae 12 counties
• 
  Arabis subpinnatifida S. Watson Native ARSU

  Klamath rockcress · Brassicaceae 10 counties
• 
  Arabis suffrutescens S. Watson Native ARSU2

  woody rockcress · Brassicaceae 16 counties
• 
  Arabis suffrutescens S. Watson var. horizontalis (Greene) Rollins Native ARSUH

  horizontal woody rockcress · Brassicaceae 2 counties
• 
  Arabis suffrutescens S. Watson var. suffrutescens Native ARSUS

  woody rockcress · Brassicaceae 14 counties
• 
  Arabis tiehmii Rollins Native ARTI2

  Carson Range rockcress · Brassicaceae 1 county
• 
  Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2

  spreadingpod rockcress · Brassicaceae 16 counties
• 
  Aralia californica S. Watson Native ARCA2

  California spikenard · Araliaceae 29 counties
• 
  Arbutus menziesii Pursh Native ARME

  Pacific madrone · Ericaceae 40 counties
• 
  Arceuthobium abietinum (Engelm.) Hawksw. & Wiens Native ARAB4

  fir dwarf mistletoe · Viscaceae 28 counties
• 
  Arceuthobium abietinum (Engelm.) Hawksw. & Wiens ssp. wiensii Mathiasen & C.M. Daugherty Native ARABW

  Klamath fir dwarf mistletoe · Viscaceae 2 counties
• 
  Arceuthobium abietinum Engelm. ex Munz ssp. abietinum Native ARABA

  fir dwarf mistletoe · Viscaceae 28 counties
• 
  Arceuthobium americanum Nutt. ex Engelm. Native ARAM

  American dwarf mistletoe · Viscaceae 21 counties
• 
  Arceuthobium californicum Hawksw. & Wiens Native ARCA17

  sugar pine dwarf mistletoe · Viscaceae 24 counties
• 
  Arceuthobium campylopodum Engelm. Native ARCA3

  western dwarf mistletoe · Viscaceae 44 counties
• 
  Arceuthobium cyanocarpum (A. Nelson ex Rydb.) A. Nelson Native ARCY2

  limber pine dwarf mistletoe · Viscaceae 7 counties
• 
  Arceuthobium divaricatum Engelm. Native ARDI3

  pinyon dwarf mistletoe · Viscaceae 8 counties
• 
  Arceuthobium douglasii Engelm. Native ARDO

  Douglas-fir dwarf mistletoe · Viscaceae 7 counties
• 
  Arceuthobium littorum Hawksw., Wiens & Nickrent Native ARLI12

  coastal dwarf mistletoe · Viscaceae 7 counties
• 
  Arceuthobium monticola Hawksw., Wiens & Nickrent Native ARMO13

  western white pine dwarf mistletoe · Viscaceae 2 counties
• 
  Arceuthobium occidentale Engelm. Native AROC

  gray pine dwarf mistletoe · Viscaceae 32 counties
• 
  Arceuthobium siskiyouense Hawksw., Wiens & Nickrent Native ARSI10

  knobcone pine dwarf mistletoe · Viscaceae 4 counties
• 
  Arceuthobium tsugense (Rosend.) G.N. Jones Native ARTS

  hemlock dwarf mistletoe · Viscaceae 10 counties
• 
  Arceuthobium tsugense (Rosend.) G.N. Jones ssp. mertensianae Hawksw. & Nickrent Native ARTSM2

  hemlock dwarf mistletoe · Viscaceae 8 counties
• 
  Arceuthobium tsugense (Rosend.) G.N. Jones ssp. tsugense Native ARTST2

  hemlock dwarf mistletoe · Viscaceae 2 counties
• 
  Arctomecon merriamii Coville Native ARME2

  desert bearpoppy · Papaveraceae 2 counties
• 
  Arctostaphylos andersonii A. Gray Native ARAN2

  Santa Cruz manzanita · Ericaceae 3 counties
• 
  Arctostaphylos auriculata Eastw. Native ARAU

  Mt. Diablo manzanita · Ericaceae 1 county
• 
  Arctostaphylos bakeri Eastw. Native ARBA4

  Baker's manzanita · Ericaceae 1 county
• 
  Arctostaphylos bakeri Eastw. ssp. bakeri Native ARBAB

  Baker's manzanita · Ericaceae 1 county
• 
  Arctostaphylos bakeri Eastw. ssp. sublaevis P.V. Wells Native ARBAS

  The Cedars manzanita · Ericaceae 1 county