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 1,951–2,000 of 8,499 (native).

• 
  Chenopodium watsonii A. Nelson Native CHWA

  Watson's goosefoot · Chenopodiaceae 1 county
• 
  Chilopsis linearis (Cav.) Sweet Native CHLI2

  desert willow · Bignoniaceae 5 counties
• 
  Chilopsis linearis (Cav.) Sweet ssp. arcuata (Fosberg) Henrickson Native CHLIA

  desert willow · Bignoniaceae 5 counties
• 
  Chimaphila menziesii (R. Br. ex D. Don) Spreng. Native CHME

  little prince's pine · Pyrolaceae 27 counties
• 
  Chimaphila umbellata (L.) W.P.C. Barton Native CHUM

  pipsissewa · Pyrolaceae 22 counties
• 
  Chimaphila umbellata (L.) W.P.C. Barton ssp. occidentalis (Rydb.) Hultén Native CHUMO2

  pipsissewa · Pyrolaceae 22 counties
• 
  Chloracantha spinosa (Benth.) G.L. Nesom Native CHSP11

  spiny chloracantha · Asteraceae 4 counties
• 
  Chloris verticillata Nutt. Native CHVE2

  tumble windmill grass · Poaceae 4 counties
• 
  Chloris virgata Sw. Native CHVI4

  feather fingergrass · Poaceae 16 counties
• 
  Chlorogalum angustifolium Kellogg Native CHAN2

  narrowleaf soap plant · Liliaceae 17 counties
• 
  Chlorogalum grandiflorum Hoover Native CHGR3

  red hills soap plant · Liliaceae 4 counties
• 
  Chlorogalum parviflorum S. Watson Native CHPA7

  smallflower soap plant · Liliaceae 3 counties
• 
  Chlorogalum pomeridianum (DC.) Kunth Native CHPO3

  wavyleaf soap plant · Liliaceae 47 counties
• 
  Chlorogalum pomeridianum (DC.) Kunth var. divaricatum (Lindl.) Hoover Native CHPOD

  wavyleaf soap plant · Liliaceae 6 counties
• 
  Chlorogalum pomeridianum (DC.) Kunth var. minus Hoover Native CHPOM

  wavyleaf soap plant · Liliaceae 5 counties
• 
  Chlorogalum pomeridianum (DC.) Kunth var. pomeridianum Native CHPOP4

  wavyleaf soap plant · Liliaceae 39 counties
• 
  Chlorogalum purpureum Brandegee Native CHPU2

  purple amole · Liliaceae 2 counties
• 
  Chlorogalum purpureum Brandegee var. purpureum Native CHPUP2

  purple amole · Liliaceae 1 county
• 
  Chlorogalum purpureum Brandegee var. reductum Hoover Native CHPUR

  Camatta Canyon amole · Liliaceae 1 county
• 
  Chorisiva nevadensis (M.E. Jones) Rydb. Native CHNE12

  Nevada sumpweed · Asteraceae 2 counties
• 
  Chorizanthe angustifolia Nutt. Native CHAN3

  narrowleaf spineflower · Polygonaceae 3 counties
• 
  Chorizanthe biloba Goodman Native CHBI2

  twolobe spineflower · Polygonaceae 4 counties
• 
  Chorizanthe biloba Goodman var. biloba Native CHBIB

  twolobe spineflower · Polygonaceae 3 counties
• 
  Chorizanthe biloba Goodman var. immemora Reveal & Hardham Native CHBII

  San Benito spineflower · Polygonaceae 3 counties
• 
  Chorizanthe blakleyi Hardham Native CHBL

  Blakley's spineflower · Polygonaceae 2 counties
• 
  Chorizanthe brevicornu Torr. Native CHBR

  brittle spineflower · Polygonaceae 10 counties
• 
  Chorizanthe brevicornu Torr. var. brevicornu Native CHBRB

  brittle spineflower · Polygonaceae 9 counties
• 
  Chorizanthe brevicornu Torr. var. spathulata (Small ex Rydb.) C.L. Hitchc. Native CHBRS

  brittle spineflower · Polygonaceae 3 counties
• 
  Chorizanthe breweri S. Watson Native CHBR2

  San Luis Obispo spineflower · Polygonaceae 2 counties
• 
  Chorizanthe clevelandii Parry Native CHCL2

  Cleveland's spineflower · Polygonaceae 9 counties
• 
  Chorizanthe corrugata (Torr.) Torr. & A. Gray Native CHCO6

  wrinkled spineflower · Polygonaceae 5 counties
• 
  Chorizanthe cuspidata S. Watson Native CHCU3

  San Francisco spineflower · Polygonaceae 6 counties
• 
  Chorizanthe cuspidata S. Watson var. cuspidata Native CHCUC

  San Francisco spineflower · Polygonaceae 6 counties
• 
  Chorizanthe cuspidata S. Watson var. villosa (Eastw.) Munz Native CHCUV

  San Francisco spineflower · Polygonaceae 2 counties
• 
  Chorizanthe diffusa Benth. Native CHDI3

  diffuse spineflower · Polygonaceae 5 counties
• 
  Chorizanthe douglasii Benth. Native CHDO2

  Douglas' spineflower · Polygonaceae 4 counties
• 
  Chorizanthe fimbriata Nutt. Native CHFI2

  fringed spineflower · Polygonaceae 4 counties
• 
  Chorizanthe fimbriata Nutt. var. fimbriata Native CHFIF

  fringed spineflower · Polygonaceae 3 counties
• 
  Chorizanthe fimbriata Nutt. var. laciniata (Torr.) Jeps. Native CHFIL

  fringed spineflower · Polygonaceae 2 counties
• 
  Chorizanthe howellii Goodman Native CHHO2

  Mendocino spineflower · Polygonaceae 1 county
• 
  Chorizanthe leptotheca Goodman Native CHLE6

  Ramona spineflower · Polygonaceae 4 counties
• 
  Chorizanthe membranacea Benth. Native CHME2

  pink spineflower · Polygonaceae 38 counties
• 
  Chorizanthe obovata Goodman Native CHOB4

  spoonsepal spineflower · Polygonaceae 3 counties
• 
  Chorizanthe orcuttiana Parry Native CHOR

  San Diego spineflower · Polygonaceae 1 county
• 
  Chorizanthe palmeri S. Watson Native CHPA8

  Palmer's spineflower · Polygonaceae 4 counties
• 
  Chorizanthe parryi S. Watson Native CHPA9

  San Bernardino spineflower · Polygonaceae 5 counties
• 
  Chorizanthe parryi S. Watson var. fernandina (S. Watson) Jeps. Native CHPAF

  San Fernando Valley spineflower · Polygonaceae 3 counties
• 
  Chorizanthe parryi S. Watson var. parryi Native CHPAP2

  San Bernardino spineflower · Polygonaceae 3 counties
• 
  Chorizanthe polygonoides Torr. & A. Gray Native CHPO4

  knotweed spineflower · Polygonaceae 22 counties
• 
  Chorizanthe polygonoides Torr. & A. Gray var. longispina (Goodman) Munz Native CHPOL

  knotweed spineflower · Polygonaceae 2 counties