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 8,951–9,000 of 9,954.

• 
  Silene hookeri Nutt. Native SIHO

  Hooker's silene · Caryophyllaceae 8 counties
• 
  Silene hookeri Nutt. ssp. bolanderi (A. Gray) Abrams Native SIHOB

  Bolander's silene · Caryophyllaceae 3 counties
• 
  Silene hookeri Nutt. ssp. hookeri Native SIHOH

  Hooker's silene · Caryophyllaceae 1 county
• 
  Silene hookeri Nutt. ssp. serpentinicola (T.W.Nelson & J.P.Nelson) K.L. Chambers & S.C. Meyers Native SIHOS

  serpentine Indian pink · Caryophyllaceae 1 county
• 
  Silene invisa C.L. Hitchc. & Maguire Native SIIN

  red fir catchfly · Caryophyllaceae 12 counties
• 
  Silene laciniata Cav. Native SILA2

  cardinal catchfly · Caryophyllaceae 8 counties
• 
  Silene laciniata Cav. ssp. major C.L. Hitchc. & Maguire Native SILAM

  cardinal catchfly · Caryophyllaceae 8 counties
• 
  Silene laciniata Cav. ssp. major C.L. Hitchc. & Maguire var. angustifolia Native SILAA

  cardinal catchfly · Caryophyllaceae 2 counties
• 
  Silene latifolia Poir. Introduced SILA21

  bladder campion · Caryophyllaceae 3 counties
• 
  Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet Introduced SILAA3

  bladder campion · Caryophyllaceae 3 counties
• 
  Silene lemmonii S. Watson Native SILE2

  Lemmon's catchfly · Caryophyllaceae 33 counties
• 
  Silene marmorensis Kruckeb. Native SIMA5

  Marble Mountain catchfly · Caryophyllaceae 2 counties
• 
  Silene menziesii Hook. Native SIME

  Menzies' campion · Caryophyllaceae 15 counties
• 
  Silene menziesii Hook. ssp. dorrii (Kellogg) C.L. Hitchc. & Maguire Native SIMED

  Menzies' campion · Caryophyllaceae 2 counties
• 
  Silene menziesii Hook. ssp. menziesii Native SIMEM

  Menzies' campion · Caryophyllaceae 1 county
• 
  Silene menziesii Hook. ssp. menziesii var. menziesii Native SIMEM2

  Menzies' campion · Caryophyllaceae 1 county
• 
  Silene menziesii Hook. ssp. menziesii var. viscosa (Greene) C.L. Hitchc. & Maguire Native SIMEV2

  Menzies' campion · Caryophyllaceae 1 county
• 
  Silene multinervia S. Watson Native SIMU2

  manynerve catchfly · Caryophyllaceae 9 counties
• 
  Silene noctiflora L. Introduced SINO

  nightflowering silene · Caryophyllaceae 4 counties
• 
  Silene nuda (S. Watson) C.L. Hitchc. & Maguire Native SINU

  western fringed catchfly · Caryophyllaceae 7 counties
• 
  Silene nuda (S. Watson) C.L. Hitchc. & Maguire ssp. insectivora (L.F. Hend.) C.L. Hitchc. & Maguire Native SINUI2

  carnivorous silene · Caryophyllaceae 2 counties
• 
  Silene nuda (S. Watson) C.L. Hitchc. & Maguire ssp. nuda Native SINUN

  western fringed catchfly · Caryophyllaceae 1 county
• 
  Silene occidentalis S. Watson Native SIOC

  western catchfly · Caryophyllaceae 11 counties
• 
  Silene occidentalis S. Watson ssp. longistipitata C.L. Hitchc. & Maguire Native SIOCL

  western catchfly · Caryophyllaceae 4 counties
• 
  Silene occidentalis S. Watson ssp. occidentalis Native SIOCO

  western catchfly · Caryophyllaceae 9 counties
• 
  Silene oregana S. Watson Native SIOR3

  Oregon silene · Caryophyllaceae 4 counties
• 
  Silene parishii S. Watson Native SIPA3

  Parish's catchfly · Caryophyllaceae 3 counties
• 
  Silene parishii S. Watson var. parishii Native SIPAP

  Parish's catchfly · Caryophyllaceae 1 county
• 
  Silene parryi (S. Watson) C.L. Hitchc. & Maguire Native SIPA4

  Parry's silene · Caryophyllaceae 1 county
• 
  Silene pseudatocion Desf. Introduced SIPS2

  North African catchfly · Caryophyllaceae 3 counties
• 
  Silene salmonacea T.W. Nelson, J.P. Nelson & S.A. Erwin Native SISA12

  Klamath Mountain catchfly · Caryophyllaceae 1 county
• 
  Silene sargentii S. Watson Native SISA

  Sargent's catchfly · Caryophyllaceae 12 counties
• 
  Silene scaposa B.L. Rob. Native SISC

  Blue Mountain catchfly · Caryophyllaceae 1 county
• 
  Silene scaposa B.L. Rob. var. lobata C.L. Hitchc. & Maguire Native SISCL

  Lost River silene · Caryophyllaceae 1 county
• 
  Silene scouleri Hook. Native SISC7

  simple campion · Caryophyllaceae 7 counties
• 
  Silene scouleri Hook. ssp. scouleri Native SISCS2

  simple campion · Caryophyllaceae 1 county
• 
  Silene suksdorfii B.L. Rob. Native SISU

  Suksdorf's silene · Caryophyllaceae 2 counties
• 
  Silene verecunda S. Watson Native SIVE

  San Francisco campion · Caryophyllaceae 28 counties
• 
  Silene verecunda S. Watson ssp. andersonii (Clokey) C.L. Hitchc. & Maguire Native SIVEA

  San Francisco campion · Caryophyllaceae 5 counties
• 
  Silene verecunda S. Watson ssp. platyota (S. Watson) C.L. Hitchc. & Maguire Native SIVEP

  San Francisco campion · Caryophyllaceae 22 counties
• 
  Silene verecunda S. Watson ssp. platyota (S. Watson) C.L. Hitchc. & Maguire var. platyota (S. Watson) Jeps. Native SIVEP2

  San Francisco campion · Caryophyllaceae 1 county
• 
  Silene verecunda S. Watson ssp. verecunda Native SIVEV

  San Francisco campion · Caryophyllaceae 3 counties
• 
  Silene vulgaris (Moench) Garcke Introduced SIVU

  maidenstears · Caryophyllaceae 7 counties
• 
  Silybum marianum (L.) Gaertn. Introduced SIMA3

  blessed milkthistle · Asteraceae 34 counties
• 
  Simmondsia chinensis (Link) C.K. Schneid. Native SICH

  jojoba · Simmondsiaceae 5 counties
• 
  Sinapis alba L. Introduced SIAL5

  white mustard · Brassicaceae 7 counties
• 
  Sinapis arvensis L. Introduced SIAR4

  charlock mustard · Brassicaceae 32 counties
• 
  Sinapis arvensis L. ssp. arvensis Introduced SIARA

  wild mustard · Brassicaceae 32 counties
• 
  Sisymbrium altissimum L. Introduced SIAL2

  tall tumblemustard · Brassicaceae 37 counties
• 
  Sisymbrium erysimoides Desf. Introduced SIER5

  Mediterranean rocket · Brassicaceae 1 county