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 2,951–3,000 of 9,954.

• 
  Cynanchum utahense (Engelm.) Woodson Native CYUT

  Utah swallow-wort · Asclepiadaceae 4 counties
• 
  Cynara cardunculus L. Introduced CYCA

  cardoon · Asteraceae 42 counties
• ⚘
  Cynara scolymus L. Introduced CYSC2

  globe artichoke · Asteraceae 8 counties
• 
  Cynodon dactylon (L.) Pers. Introduced CYDA

  Bermudagrass · Poaceae 43 counties
• 
  Cynodon plectostachyus (K. Schum.) Pilg. Introduced CYPL2

  stargrass · Poaceae 1 county
• 
  Cynodon transvaalensis Burtt Davy Introduced CYTR

  African dogstooth grass · Poaceae 1 county
• 
  Cynoglossum grande Douglas ex Lehm. Native CYGR

  Pacific hound's tongue · Boraginaceae 32 counties
• 
  Cynoglossum occidentale A. Gray Native CYOC

  western hound's tongue · Boraginaceae 22 counties
• 
  Cynoglossum officinale L. Introduced CYOF

  gypsyflower · Boraginaceae 3 counties
• 
  Cynosurus cristatus L. Introduced CYCR

  crested dogstail grass · Poaceae 6 counties
• 
  Cynosurus echinatus L. Introduced CYEC

  bristly dogstail grass · Poaceae 27 counties
• 
  Cyperus acuminatus Torr. & Hook. ex Torr. Native CYAC2

  tapertip flatsedge · Cyperaceae 15 counties
• 
  Cyperus bipartitus Torr. Native CYBI6

  slender flatsedge · Cyperaceae 12 counties
• 
  Cyperus difformis L. Introduced CYDI4

  variable flatsedge · Cyperaceae 25 counties
• 
  Cyperus eragrostis Lam. Native CYER

  tall flatsedge · Cyperaceae 46 counties
• 
  Cyperus erythrorhizos Muhl. Native CYER2

  redroot flatsedge · Cyperaceae 39 counties
• 
  Cyperus esculentus L. Both CYES

  yellow nutsedge · Cyperaceae 36 counties
• 
  Cyperus esculentus L. var. leptostachyus Boeckeler Introduced CYESL

  yellow nutsedge · Cyperaceae 36 counties
• 
  Cyperus flavescens L. Native CYFL

  yellow flatsedge · Cyperaceae 4 counties
• 
  Cyperus flavicomus Michx. Native CYFL5

  whiteedge flatsedge · Cyperaceae 2 counties
• 
  Cyperus fuscus L. Introduced CYFU3

  brown flatsedge · Cyperaceae 2 counties
• 
  Cyperus gracilis R. Br. Introduced CYGR9

  slimjim flatsedge · Cyperaceae 1 county
• ⚘
  Cyperus involucratus Rottb. Introduced CYIN6

  umbrella plant · Cyperaceae 13 counties
• 
  Cyperus iria L. Introduced CYIR

  ricefield flatsedge · Cyperaceae 2 counties
• 
  Cyperus laevigatus L. Native CYLA2

  smooth flatsedge · Cyperaceae 10 counties
• 
  Cyperus ligularis L. Native CYLI

  Alabama swamp flatsedge · Cyperaceae 1 county
• 
  Cyperus niger Ruiz & Pav. Native CYNI2

  black flatsedge · Cyperaceae 29 counties
• 
  Cyperus odoratus L. Native CYOD

  fragrant flatsedge · Cyperaceae 15 counties
• 
  Cyperus owanii Boeckeler Introduced CYOW2

  Owan's flatsedge · Cyperaceae 4 counties
• 
  Cyperus papyrus L. Introduced CYPA8

  papyrus · Cyperaceae 1 county
• 
  Cyperus parishii Britton Native CYPA4

  Parish's flatsedge · Cyperaceae 3 counties
• 
  Cyperus rotundus L. Introduced CYRO

  nutgrass · Cyperaceae 27 counties
• 
  Cyperus squarrosus L. Native CYSQ

  bearded flatsedge · Cyperaceae 39 counties
• 
  Cyperus strigosus L. Native CYST

  strawcolored flatsedge · Cyperaceae 20 counties
• 
  Cyperus virens Michx. Native CYVI2

  green flatsedge · Cyperaceae 2 counties
• 
  Cypripedium californicum A. Gray Native CYCA4

  California lady's slipper · Orchidaceae 10 counties
• 
  Cypripedium fasciculatum Kellogg ex S. Watson Native CYFA

  clustered lady's slipper · Orchidaceae 14 counties
• 
  Cypripedium montanum Douglas ex Lindl. Native CYMO2

  mountain lady's slipper · Orchidaceae 18 counties
• 
  Cypripedium parviflorum Salisb. Native CYPA19

  lesser yellow lady's slipper · Orchidaceae 1 county
• 
  Cypripedium parviflorum Salisb. var. makasin (Farw.) Sheviak Native CYPAM3

  greater yellow lady's slipper · Orchidaceae 1 county
• 
  Cypselea humifusa Turp. Introduced CYHU3

  panal · Aizoaceae 15 counties
• 
  Cyrtomium falcatum (L. f.) C. Presl Introduced CYFA2

  Japanese netvein hollyfern · Dryopteridaceae 6 counties
• 
  Cystopteris fragilis (L.) Bernh. Native CYFR2

  brittle bladderfern · Dryopteridaceae 43 counties
• 
  Cytisus multiflorus (L'Hér.) Sweet Introduced CYMU3

  white spanishbroom · Fabaceae 1 county
• 
  Cytisus scoparius (L.) Link Introduced CYSC4

  Scotch broom · Fabaceae 15 counties
• 
  Cytisus scoparius (L.) Link var. andreanus (Puiss.) Dippel Introduced CYSCA

  Scotch broom · Fabaceae 1 county
• 
  Cytisus scoparius (L.) Link var. scoparius Introduced CYSCS2

  Scotch broom · Fabaceae 1 county
• 
  Cytisus striatus (Hill) Rothm. Introduced CYST7

  striated broom · Fabaceae 3 counties
• 
  Dactylis glomerata L. Introduced DAGL

  orchardgrass · Poaceae 44 counties
• 
  Dactylis glomerata L. ssp. glomerata Introduced DAGLG

  orchardgrass · Poaceae 44 counties