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 7,801–7,850 of 8,499 (native).

• 
  Solidago spectabilis (D.C. Eaton) A. Gray Native SOSP3

  Nevada goldenrod · Asteraceae 19 counties
• 
  Solidago spectabilis (D.C. Eaton) A. Gray var. confinis (A. Gray) Cronquist Native SOSPC

  Nevada goldenrod · Asteraceae 13 counties
• 
  Solidago spectabilis (D.C. Eaton) A. Gray var. spectabilis Native SOSPS6

  Nevada goldenrod · Asteraceae 7 counties
• 
  Solidago velutina DC. Native SOVE6

  threenerve goldenrod · Asteraceae 9 counties
• 
  Sorbus californica Greene Native SOCA8

  California mountain ash · Rosaceae 20 counties
• 
  Sorbus scopulina Greene Native SOSC2

  Greene's mountain ash · Rosaceae 17 counties
• 
  Sorbus scopulina Greene var. cascadensis (G.N. Jones) C.L. Hitchc. Native SOSCC

  Cascade mountain ash · Rosaceae 8 counties
• 
  Sorbus scopulina Greene var. scopulina Native SOSCS

  Greene's mountain ash · Rosaceae 10 counties
• 
  Sorbus sitchensis M. Roem. Native SOSI2

  western mountain ash · Rosaceae 1 county
• 
  Sorbus sitchensis M. Roem. var. grayi (Wenzig) C.L. Hitchc. Native SOSIG

  western mountain ash · Rosaceae 1 county
• 
  Sparganium angustifolium Michx. Native SPAN2

  narrowleaf bur-reed · Sparganiaceae 26 counties
• 
  Sparganium emersum Rehmann Native SPEM2

  European bur-reed · Sparganiaceae 13 counties
• 
  Sparganium eurycarpum Engelm. Native SPEU

  broadfruit bur-reed · Sparganiaceae 28 counties
• 
  Sparganium natans L. Native SPNA

  small bur-reed · Sparganiaceae 6 counties
• 
  Spartina alterniflora Loisel. Native SPAL

  smooth cordgrass · Poaceae 2 counties
• 
  Spartina foliosa Trin. Native SPFO

  California cordgrass · Poaceae 12 counties
• 
  Spartina gracilis Trin. Native SPGR

  alkali cordgrass · Poaceae 3 counties
• 
  Spartina patens (Aiton) Muhl. Native SPPA

  saltmeadow cordgrass · Poaceae 1 county
• 
  Spergularia atrosperma R.P. Rossb. Native SPAT

  blackseed sandspurry · Caryophyllaceae 7 counties
• 
  Spergularia canadensis (Pers.) G. Don Native SPCA3

  Canadian sandspurry · Caryophyllaceae 1 county
• 
  Spergularia canadensis (Pers.) G. Don var. occidentalis R.P. Rossb. Native SPCAO

  western sandspurry · Caryophyllaceae 1 county
• 
  Spergularia macrotheca (Hornem.) Heynh. Native SPMA

  sticky sandspurry · Caryophyllaceae 23 counties
• 
  Spergularia macrotheca (Hornem.) Heynh. var. leucantha (Greene) B.L. Rob. Native SPMAL

  sticky sandspurry · Caryophyllaceae 12 counties
• 
  Spergularia macrotheca (Hornem.) Heynh. var. longistyla R.P. Rossb. Native SPMAL2

  sticky sandspurry · Caryophyllaceae 4 counties
• 
  Spergularia macrotheca (Hornem.) Heynh. var. macrotheca Native SPMAM

  sticky sandspurry · Caryophyllaceae 9 counties
• 
  Spergularia salina J. Presl & C. Presl Native SPSA5

  salt sandspurry · Caryophyllaceae 32 counties
• 
  Spermolepis echinata (Nutt. ex DC.) A. Heller Native SPEC2

  bristly scaleseed · Apiaceae 1 county
• 
  Sphaeralcea ambigua A. Gray Native SPAM2

  desert globemallow · Malvaceae 10 counties
• 
  Sphaeralcea ambigua A. Gray ssp. ambigua Native SPAMA

  apricot globemallow · Malvaceae 4 counties
• 
  Sphaeralcea ambigua A. Gray ssp. monticola Kearney Native SPAMM

  desert globemallow · Malvaceae 4 counties
• 
  Sphaeralcea ambigua A. Gray ssp. rosacea (Munz & I.M. Johnst.) Kearney Native SPAMR

  rose globemallow · Malvaceae 2 counties
• 
  Sphaeralcea ambigua A. Gray ssp. rugosa Kearney Native SPAMR2

  desert globemallow · Malvaceae 4 counties
• 
  Sphaeralcea angustifolia (Cav.) G. Don Native SPAN3

  copper globemallow · Malvaceae 3 counties
• 
  Sphaeralcea coulteri (S. Watson) A. Gray Native SPCO2

  Coulter's globemallow · Malvaceae 1 county
• 
  Sphaeralcea emoryi Torr. ex A. Gray Native SPEM

  Emory's globemallow · Malvaceae 4 counties
• 
  Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. Native SPGR2

  gooseberryleaf globemallow · Malvaceae 2 counties
• 
  Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. ssp. grossulariifolia Native SPGRG

  gooseberryleaf globemallow · Malvaceae 1 county
• 
  Sphaeralcea munroana (Douglas) Spach Native SPMU2

  Munro's globemallow · Malvaceae 2 counties
• 
  Sphaeralcea munroana (Douglas) Spach ssp. munroana Native SPMUM

  Munro's globemallow · Malvaceae 2 counties
• 
  Sphaeralcea orcuttii Rose Native SPOR

  Carrizo Creek globemallow · Malvaceae 3 counties
• 
  Sphaeralcea rusbyi A. Gray Native SPRU2

  Rusby's globemallow · Malvaceae 2 counties
• 
  Sphaeralcea rusbyi A. Gray ssp. eremicola (Jeps.) Kearney Native SPRUE

  Rusby's globemallow · Malvaceae 2 counties
• 
  Sphaeromeria cana (D.C. Eaton) A. Heller Native SPCA7

  gray chickensage · Asteraceae 5 counties
• 
  Sphenopholis obtusata (Michx.) Scribn. Native SPOB

  prairie wedgescale · Poaceae 10 counties
• 
  Sphenosciadium capitellatum A. Gray Native SPCA5

  woollyhead parsnip · Apiaceae 25 counties
• 
  Spiraea douglasii Hook. Native SPDO

  rose spirea · Rosaceae 14 counties
• 
  Spiraea douglasii Hook. var. douglasii Native SPDOD

  rose spirea · Rosaceae 14 counties
• 
  Spiraea douglasii Hook. var. menziesii (Hook.) C. Presl Native SPDOM

  Menzies' spirea · Rosaceae 1 county
• 
  Spiraea splendens Baumann ex K. Koch Native SPSP2

  rose meadowsweet · Rosaceae 21 counties
• 
  Spiraea splendens Baumann ex K. Koch var. splendens Native SPSPS

  rose meadowsweet · Rosaceae 21 counties