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 701–750 of 8,499 (native).

• 
  Artemisia campestris L. ssp. borealis (Pall.) H.M. Hall & Clem. Native ARCAB2

  field sagewort · Asteraceae 1 county
• 
  Artemisia campestris L. ssp. borealis (Pall.) H.M. Hall & Clem. var. scouleriana (Hook.) Cronquist Native ARCAS5

  field sagewort · Asteraceae 1 county
• 
  Artemisia cana Pursh Native ARCA13

  silver sagebrush · Asteraceae 13 counties
• 
  Artemisia cana Pursh ssp. bolanderi (A. Gray) G.H. Ward Native ARCAB3

  silver sagebrush · Asteraceae 13 counties
• 
  Artemisia douglasiana Besser Native ARDO3

  Douglas' sagewort · Asteraceae 57 counties
• 
  Artemisia dracunculus L. Native ARDR4

  tarragon · Asteraceae 33 counties
• 
  Artemisia ludoviciana Nutt. ssp. albula (Wooton) D.D. Keck Native ARLUA

  white sagebrush · Asteraceae 5 counties
• 
  Artemisia ludoviciana Nutt. ssp. candicans (Rydb.) D.D. Keck Native ARLUC8

  white sagebrush · Asteraceae 4 counties
• 
  Artemisia ludoviciana Nutt. ssp. incompta (Nutt.) D.D. Keck Native ARLUI2

  white sagebrush · Asteraceae 19 counties
• 
  Artemisia ludoviciana Nutt. ssp. ludoviciana Native ARLUL2

  white sagebrush · Asteraceae 13 counties
• 
  Artemisia michauxiana Besser Native ARMI4

  Michaux's wormwood · Asteraceae 6 counties
• 
  Artemisia nesiotica P.H. Raven Native ARNE6

  island sagebrush · Asteraceae 4 counties
• 
  Artemisia nova A. Nelson Native ARNO4

  black sagebrush · Asteraceae 8 counties
• 
  Artemisia palmeri A. Gray Native ARPA15

  San Diego sagewort · Asteraceae 1 county
• 
  Artemisia pycnocephala (Less.) DC. Native ARPY3

  beach wormwood · Asteraceae 10 counties
• 
  Artemisia rothrockii A. Gray Native ARRO4

  timberline sagebrush · Asteraceae 11 counties
• 
  Artemisia suksdorfii Piper Native ARSU4

  coastal wormwood · Asteraceae 3 counties
• 
  Artemisia tridentata Nutt. Native ARTR2

  big sagebrush · Asteraceae 32 counties
• 
  Artemisia tridentata Nutt. ssp. parishii (A. Gray) H.M. Hall & Clem. Native ARTRP2

  big sagebrush · Asteraceae 6 counties
• 
  Artemisia tridentata Nutt. ssp. spiciformis (Osterh.) Kartesz & Gandhi Native ARTRS2

  big sagebrush · Asteraceae 5 counties
• 
  Artemisia tridentata Nutt. ssp. tridentata Native ARTRT

  basin big sagebrush · Asteraceae 26 counties
• 
  Artemisia tridentata Nutt. ssp. vaseyana (Rydb.) Beetle Native ARTRV

  mountain big sagebrush · Asteraceae 20 counties
• 
  Artemisia tridentata Nutt. ssp. wyomingensis Beetle & Young Native ARTRW8

  Wyoming big sagebrush · Asteraceae 3 counties
• 
  Arthrocnemum subterminale (Parish) Standl. Native ARSU11

  Parish's glasswort · Chenopodiaceae 18 counties
• 
  Aruncus dioicus (Walter) Fernald var. acuminatus (Rydb.) Rydb. ex H. Hara Native ARDIA

  bride's feathers · Rosaceae 6 counties
• 
  Asarum caudatum Lindl. Native ASCA2

  British Columbia wildginger · Aristolochiaceae 12 counties
• 
  Asarum hartwegii S. Watson Native ASHA

  Hartweg's wildginger · Aristolochiaceae 9 counties
• 
  Asarum lemmonii S. Watson Native ASLE

  Lemmon's wildginger · Aristolochiaceae 6 counties
• 
  Asarum marmoratum Piper Native ASMA8

  marbled wildginger · Aristolochiaceae 2 counties
• 
  Asclepias albicans S. Watson Native ASAL

  whitestem milkweed · Asclepiadaceae 4 counties
• 
  Asclepias asperula (Decne.) Woodson Native ASAS

  spider milkweed · Asclepiadaceae 1 county
• 
  Asclepias asperula (Decne.) Woodson ssp. asperula Native ASASA

  spider milkweed · Asclepiadaceae 1 county
• 
  Asclepias californica Greene Native ASCA3

  California milkweed · Asclepiadaceae 25 counties
• 
  Asclepias californica Greene ssp. californica Native ASCAC3

  California milkweed · Asclepiadaceae 11 counties
• 
  Asclepias californica Greene ssp. greenei Woodson Native ASCAG

  Greene's milkweed · Asclepiadaceae 13 counties
• 
  Asclepias cordifolia (Benth.) Jeps. Native ASCO

  heartleaf milkweed · Asclepiadaceae 32 counties
• 
  Asclepias cryptoceras S. Watson Native ASCR

  pallid milkweed · Asclepiadaceae 1 county
• 
  Asclepias cryptoceras S. Watson ssp. cryptoceras Native ASCRC2

  pallid milkweed · Asclepiadaceae 1 county
• 
  Asclepias cryptoceras S. Watson ssp. davisii (Woodson) Woodson Native ASCRD2

  Davis' milkweed · Asclepiadaceae 1 county
• 
  Asclepias eriocarpa Benth. Native ASER

  woollypod milkweed · Asclepiadaceae 26 counties
• 
  Asclepias erosa Torr. Native ASER2

  desert milkweed · Asclepiadaceae 11 counties
• 
  Asclepias fascicularis Decne. Native ASFA

  Mexican whorled milkweed · Asclepiadaceae 49 counties
• 
  Asclepias latifolia (Torr.) Raf. Native ASLA4

  broadleaf milkweed · Asclepiadaceae 2 counties
• 
  Asclepias linaria Cav. Native ASLI6

  pineneedle milkweed · Asclepiadaceae 1 county
• 
  Asclepias nyctaginifolia A. Gray Native ASNY

  Mojave milkweed · Asclepiadaceae 1 county
• 
  Asclepias solanoana Woodson Native ASSO

  serpentine milkweed · Asclepiadaceae 10 counties
• 
  Asclepias speciosa Torr. Native ASSP

  showy milkweed · Asclepiadaceae 28 counties
• 
  Asclepias subulata Decne. Native ASSU

  rush milkweed · Asclepiadaceae 4 counties
• 
  Asclepias vestita Hook. & Arn. Native ASVE2

  woolly milkweed · Asclepiadaceae 27 counties
• 
  Asclepias vestita Hook. & Arn. ssp. parishii (Jeps.) Woodson Native ASVEP

  Parish's woolly milkweed · Asclepiadaceae 21 counties