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 2,751–2,800 of 9,954.

• 
  Crepis bakeri Greene ssp. cusickii (Eastw.) Babc. & Stebbins Native CRBAC

  Cusick's hawksbeard · Asteraceae 4 counties
• 
  Crepis bursifolia L. Introduced CRBU3

  Italian hawksbeard · Asteraceae 1 county
• 
  Crepis capillaris (L.) Wallr. Introduced CRCA3

  smooth hawksbeard · Asteraceae 17 counties
• 
  Crepis intermedia A. Gray Native CRIN4

  limestone hawksbeard · Asteraceae 19 counties
• 
  Crepis modocensis Greene Native CRMO4

  Modoc hawksbeard · Asteraceae 13 counties
• 
  Crepis modocensis Greene ssp. modocensis Native CRMOM

  Modoc hawksbeard · Asteraceae 11 counties
• 
  Crepis modocensis Greene ssp. subacaulis (Kellogg) Babc. & Stebbins Native CRMOS

  Modoc hawksbeard · Asteraceae 11 counties
• 
  Crepis monticola Coville Native CRMO5

  mountain hawksbeard · Asteraceae 16 counties
• 
  Crepis nana Richardson Native CRNA

  dwarf alpine hawksbeard · Asteraceae 7 counties
• 
  Crepis nana Richardson ssp. nana Native CRNAN

  dwarf alpine hawksbeard · Asteraceae 2 counties
• 
  Crepis nana Richardson ssp. ramosa Babc. Native CRNAR

  dwarf alpine hawksbeard · Asteraceae 5 counties
• 
  Crepis occidentalis Nutt. Native CROC

  largeflower hawksbeard · Asteraceae 31 counties
• 
  Crepis occidentalis Nutt. ssp. conjuncta (Jeps.) Babc. & Stebbins Native CROCC

  largeflower hawksbeard · Asteraceae 4 counties
• 
  Crepis occidentalis Nutt. ssp. costata (A. Gray) Babc. & Stebbins Native CROCC2

  largeflower hawksbeard · Asteraceae 3 counties
• 
  Crepis occidentalis Nutt. ssp. occidentalis Native CROCO2

  largeflower hawksbeard · Asteraceae 3 counties
• 
  Crepis occidentalis Nutt. ssp. pumila (Rydb.) Babc. & Stebbins Native CROCP

  largeflower hawksbeard · Asteraceae 3 counties
• 
  Crepis pleurocarpa A. Gray Native CRPL

  nakedstem hawksbeard · Asteraceae 16 counties
• 
  Crepis rubra L. Introduced CRRU9

  red hawksbeard · Asteraceae 1 county
• 
  Crepis runcinata (James) Torr. & A. Gray Native CRRU3

  fiddleleaf hawksbeard · Asteraceae 6 counties
• 
  Crepis runcinata (James) Torr. & A. Gray ssp. andersonii (A. Gray) Babc. & Stebbins Native CRRUA

  Anderson's hawksbeard · Asteraceae 2 counties
• 
  Crepis runcinata (James) Torr. & A. Gray ssp. hallii Babc. & Stebbins Native CRRUH

  Hall's hawksbeard · Asteraceae 3 counties
• 
  Crepis runcinata (James) Torr. & A. Gray ssp. hispidulosa (Howell ex Rydb.) Babc. & Stebbins Native CRRUH2

  fiddleleaf hawksbeard · Asteraceae 1 county
• 
  Crepis runcinata (James) Torr. & A. Gray ssp. imbricata Babc. & Stebbins Native CRRUI

  fiddleleaf hawksbeard · Asteraceae 3 counties
• 
  Crepis setosa Haller f. Introduced CRSE2

  bristly hawksbeard · Asteraceae 1 county
• 
  Crepis tectorum L. Introduced CRTE3

  narrowleaf hawksbeard · Asteraceae 2 counties
• 
  Crepis vesicaria L. Introduced CRVE3

  beaked hawksbeard · Asteraceae 6 counties
• 
  Crepis vesicaria L. ssp. taraxacifolia (Thuill.) Thell. Introduced CRVET

  beaked hawksbeard · Asteraceae 6 counties
• 
  Cressa truxillensis Kunth Native CRTR5

  spreading alkaliweed · Convolvulaceae 33 counties
• 
  Crocidium multicaule Hook. Native CRMU

  common spring-gold · Asteraceae 20 counties
• ⚘
  Crocosmia ×crocosmiiflora (V. Lemoine) N.E. Br. [aurea × pottsii] Introduced CRCR6

  montbretia · Iridaceae 5 counties
• 
  Crossosoma bigelovii S. Watson Native CRBI2

  ragged rockflower · Crossosomataceae 5 counties
• 
  Crossosoma bigelovii S. Watson var. bigelovii Native CRBIB

  ragged rockflower · Crossosomataceae 5 counties
• 
  Crossosoma californicum Nutt. Native CRCA4

  California rockflower · Crossosomataceae 1 county
• 
  Croton californicus Müll. Arg. Native CRCA5

  California croton · Euphorbiaceae 15 counties
• 
  Croton californicus Müll. Arg. var. californicus Native CRCAC

  California croton · Euphorbiaceae 15 counties
• 
  Croton californicus Müll. Arg. var. tenuis (S. Watson) A.M. Ferguson Native CRCAT

  California croton · Euphorbiaceae 9 counties
• 
  Croton setigerus Hook. Native CRSE11

  dove weed · Euphorbiaceae 49 counties
• 
  Croton wigginsii L.C. Wheeler Native CRWI2

  Wiggins' croton · Euphorbiaceae 1 county
• 
  Crucianella angustifolia L. Introduced CRAN11

  narrowleaf crucianella · Rubiaceae 6 counties
• 
  Crupina vulgaris Cass. Introduced CRVU2

  common crupina · Asteraceae 2 counties
• 
  Crupina vulgaris Cass. var. vulgaris Introduced CRVUV

  common crupina · Asteraceae 2 counties
• 
  Crypsis alopecuroides (Piller & Mitterp.) Schrad. Introduced CRAL2

  foxtail pricklegrass · Poaceae 7 counties
• 
  Crypsis schoenoides (L.) Lam. Introduced CRSC

  swamp pricklegrass · Poaceae 33 counties
• 
  Crypsis vaginiflora (Forssk.) Opiz Introduced CRVA2

  modest prickle grass · Poaceae 27 counties
• 
  Cryptantha affinis (A. Gray) Greene Native CRAF

  quill cryptantha · Boraginaceae 34 counties
• 
  Cryptantha ambigua (A. Gray) Greene Native CRAM3

  basin cryptantha · Boraginaceae 14 counties
• 
  Cryptantha angustifolia (Torr.) Greene Native CRAN4

  Panamint cryptantha · Boraginaceae 6 counties
• 
  Cryptantha barbigera (A. Gray) Greene Native CRBA5

  bearded cryptantha · Boraginaceae 10 counties
• 
  Cryptantha celosioides (Eastw.) Payson Native CRCE

  buttecandle · Boraginaceae 1 county
• 
  Cryptantha cinerea (Greene) Cronquist Native CRCI3

  James' cryptantha · Boraginaceae 3 counties