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 1,001–1,050 of 8,499 (native).

• 
  Ayenia compacta Rose Native AYCO

  California ayenia · Sterculiaceae 3 counties
• 
  Azolla filiculoides Lam. Native AZFI

  Pacific mosquitofern · Azollaceae 34 counties
• 
  Azolla microphylla Kaulf. Native AZMI

  Mexican Mosquito Fern · Azollaceae 11 counties
• 
  Baccharis brachyphylla A. Gray Native BABR

  shortleaf baccharis · Asteraceae 4 counties
• 
  Baccharis douglasii DC. Native BADO

  saltmarsh baccharis · Asteraceae 27 counties
• 
  Baccharis emoryi A. Gray Native BAEM

  Emory's baccharis · Asteraceae 8 counties
• 
  Baccharis malibuensis R.M. Beauch. & J. Henrickson Native BAMA13

  Malibu baccharis · Asteraceae 1 county
• 
  Baccharis pilularis DC. Native BAPI

  coyotebrush · Asteraceae 39 counties
• 
  Baccharis plummerae A. Gray Native BAPL

  Plummer's baccharis · Asteraceae 5 counties
• 
  Baccharis plummerae A. Gray ssp. glabrata Hoover Native BAPLG

  smooth baccharis · Asteraceae 2 counties
• 
  Baccharis plummerae A. Gray ssp. plummerae Native BAPLP

  Plummer's baccharis · Asteraceae 4 counties
• 
  Baccharis salicifolia (Ruiz & Pav.) Pers. Native BASA4

  mule-fat · Asteraceae 35 counties
• 
  Baccharis sarothroides A. Gray Native BASA2

  desertbroom · Asteraceae 3 counties
• 
  Baccharis sergiloides A. Gray Native BASE

  desert baccharis · Asteraceae 6 counties
• 
  Baccharis vanessae R.M. Beauch. Native BAVA3

  Encinitis false willow · Asteraceae 2 counties
• 
  Bacopa eisenii (Kellogg) Pennell Native BAEI

  Gila River waterhyssop · Scrophulariaceae 11 counties
• 
  Bacopa monnieri (L.) Pennell Native BAMO

  herb of grace · Scrophulariaceae 3 counties
• 
  Bacopa repens (Sw.) Wettst. Native BARE

  creeping waterhyssop · Scrophulariaceae 1 county
• 
  Bacopa rotundifolia (Michx.) Wettst. Native BARO

  disk waterhyssop · Scrophulariaceae 16 counties
• 
  Bahia dissecta (A. Gray) Britton Native BADI

  ragleaf bahia · Asteraceae 2 counties
• 
  Baileya multiradiata Harv. & A. Gray ex A. Gray Native BAMU

  desert marigold · Asteraceae 3 counties
• 
  Baileya pauciradiata Harv. & A. Gray ex A. Gray Native BAPA

  laxflower · Asteraceae 5 counties
• 
  Baileya pleniradiata Harv. & A. Gray ex A. Gray Native BAPL3

  woolly desert marigold · Asteraceae 7 counties
• 
  Balsamorhiza deltoidea Nutt. Native BADE2

  deltoid balsamroot · Asteraceae 24 counties
• 
  Balsamorhiza hookeri (Hook.) Nutt. Native BAHO

  Hooker's balsamroot · Asteraceae 10 counties
• 
  Balsamorhiza hookeri (Hook.) Nutt. var. hirsuta (Nutt.) A. Nelson Native BAHOH

  hairy balsamroot · Asteraceae 5 counties
• 
  Balsamorhiza hookeri (Hook.) Nutt. var. neglecta (Sharp) Cronquist Native BAHON

  neglected balsamroot · Asteraceae 3 counties
• 
  Balsamorhiza lanata (Sharp) W.A. Weber Native BALA8

  lanate balsamroot · Asteraceae 1 county
• 
  Balsamorhiza macrolepis Sharp Native BAMA3

  California balsamroot · Asteraceae 19 counties
• 
  Balsamorhiza macrolepis Sharp var. macrolepis Native BAMAM

  California balsamroot · Asteraceae 11 counties
• 
  Balsamorhiza macrolepis Sharp var. platylepis (Sharp) Ferris Native BAMAP

  California balsamroot · Asteraceae 8 counties
• 
  Balsamorhiza sagittata (Pursh) Nutt. Native BASA3

  arrowleaf balsamroot · Asteraceae 19 counties
• 
  Balsamorhiza sericea W.A. Weber Native BASE4

  silky balsamroot · Asteraceae 3 counties
• 
  Balsamorhiza serrata A. Nelson & J.F. Macbr. Native BASE2

  serrate balsamroot · Asteraceae 2 counties
• ⚘
  Balsamorhiza ×terebinthacea (Hook.) Nutt. (pro sp.) [deltoidea × hookeri] Native BATE3

  balsamroot · Asteraceae 2 counties
• 
  Barbarea orthoceras Ledeb. Native BAOR

  American yellowrocket · Brassicaceae 45 counties
• 
  Bassia americana (S. Watson) A.J. Scott Native BAAM4

  green molly · Chenopodiaceae 5 counties
• 
  Bassia californica (S. Watson) A.J. Scott Native BACA21

  rusty molly · Chenopodiaceae 7 counties
• 
  Batis maritima L. Native BAMA5

  turtleweed · Bataceae 4 counties
• 
  Bebbia juncea (Benth.) Greene Native BEJU

  sweetbush · Asteraceae 8 counties
• 
  Bebbia juncea (Benth.) Greene var. aspera Native BEJUA

  sweetbush · Asteraceae 8 counties
• 
  Beckmannia syzigachne (Steud.) Fernald Native BESY

  American sloughgrass · Poaceae 19 counties
• 
  Benitoa occidentalis (H.M. Hall) D.D. Keck Native BEOC

  benitoa · Asteraceae 3 counties
• 
  Bensoniella oregona (Abrams & Bacig.) Morton Native BEOR

  Oregon bensoniella · Saxifragaceae 1 county
• 
  Bergerocactus emoryi (Engelm.) Britton & Rose Native BEEM

  golden snakecactus · Cactaceae 2 counties
• 
  Bergia texana (Hook.) Seub. ex Walp. Native BETE

  Texas bergia · Elatinaceae 11 counties
• 
  Bernardia myricifolia (Scheele) S. Watson Native BEMY

  mouse's eye · Euphorbiaceae 3 counties
• 
  Berula erecta (Huds.) Coville Native BEER

  cutleaf waterparsnip · Apiaceae 29 counties
• 
  Betula glandulosa Michx. Native BEGL

  resin birch · Betulaceae 6 counties
• 
  Betula occidentalis Hook. Native BEOC2

  water birch · Betulaceae 13 counties