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 8,501–8,550 of 9,954.

• 
  Rumex palustris Sm. Introduced RUPA12

  marsh dock · Polygonaceae 1 county
• 
  Rumex paucifolius Nutt. Native RUPA6

  alpine sheep sorrel · Polygonaceae 14 counties
• 
  Rumex paucifolius Nutt. ssp. gracilescens (Rech. f.) Rech. f. Native RUPAG2

  alpine sheep sorrel · Polygonaceae 2 counties
• 
  Rumex paucifolius Nutt. ssp. paucifolius Native RUPAP

  alpine sheep sorrel · Polygonaceae 3 counties
• 
  Rumex pulcher L. Introduced RUPU3

  fiddle dock · Polygonaceae 28 counties
• 
  Rumex salicifolius Weinm. Native RUSA

  willow dock · Polygonaceae 50 counties
• 
  Rumex salicifolius Weinm. var. crassus (Rech. f.) J.T. Howell Native RUSAC

  willow dock · Polygonaceae 13 counties
• 
  Rumex salicifolius Weinm. var. denticulatus Torr. Native RUSAD

  toothed willow dock · Polygonaceae 29 counties
• 
  Rumex salicifolius Weinm. var. lacustris (Greene) J.C. Hickman Native RUSAL

  lake willow dock · Polygonaceae 6 counties
• 
  Rumex salicifolius Weinm. var. mexicanus (Meisn.) C.L. Hitchc. Native RUSAM

  Mexican dock · Polygonaceae 18 counties
• 
  Rumex salicifolius Weinm. var. salicifolius Native RUSAS

  willow dock · Polygonaceae 37 counties
• 
  Rumex salicifolius Weinm. var. transitorius (Rech. f.) J.C. Hickman Native RUSAT4

  willow dock · Polygonaceae 20 counties
• 
  Rumex stenophyllus Ledeb. Introduced RUST4

  narrowleaf dock · Polygonaceae 4 counties
• 
  Rumex venosus Pursh Native RUVE2

  veiny dock · Polygonaceae 2 counties
• 
  Rumex violascens Rech. f. Native RUVI

  violet dock · Polygonaceae 7 counties
• 
  Rupertia hallii (Rydb.) J. Grimes Native RUHA5

  Hall's California tea · Fabaceae 2 counties
• 
  Rupertia physodes (Douglas ex Hook.) J. Grimes Native RUPH3

  forest scurfpea · Fabaceae 27 counties
• 
  Rupertia rigida (Parish) J. Grimes Native RURI2

  Parish's California tea · Fabaceae 3 counties
• 
  Ruppia cirrhosa (Petagna) Grande Native RUCI2

  spiral ditchgrass · Ruppiaceae 16 counties
• 
  Ruppia maritima L. Native RUMA5

  widgeongrass · Ruppiaceae 24 counties
• 
  Ruta chalepensis L. Introduced RUCH4

  fringed rue · Rutaceae 6 counties
• 
  Ruta graveolens L. Introduced RUGR3

  common rue · Rutaceae 4 counties
• 
  Rytidosperma biannulare (Zotov) Connor & Edgar Introduced RYBI

  wallaby grass · Poaceae 1 county
• 
  Rytidosperma caespitosum (Gaudich.) Connor & Edgar Introduced RYCA

  tufted wallaby grass · Poaceae 3 counties
• 
  Rytidosperma pilosum (R. Br.) Connor & Edgar Introduced RYPI

  hairy wallaby grass · Poaceae 9 counties
• 
  Rytidosperma racemosum (R. Br.) Connor & Edgar Introduced RYRA

  wallaby grass · Poaceae 3 counties
• 
  Saccharum ravennae (L.) L. Introduced SARA3

  ravennagrass · Poaceae 1 county
• 
  Sagina apetala Ard. Introduced SAAP

  annual pearlwort · Caryophyllaceae 30 counties
• 
  Sagina decumbens (Elliott) Torr. & A. Gray Native SADE

  trailing pearlwort · Caryophyllaceae 34 counties
• 
  Sagina decumbens (Elliott) Torr. & A. Gray ssp. occidentalis (S. Watson) Crow Native SADEO

  western pearlwort · Caryophyllaceae 34 counties
• 
  Sagina maxima A. Gray Native SAMA6

  stickystem pearlwort · Caryophyllaceae 8 counties
• 
  Sagina maxima A. Gray ssp. crassicaulis (S. Watson) Crow Native SAMAC

  stickystem pearlwort · Caryophyllaceae 8 counties
• 
  Sagina procumbens L. Introduced SAPR

  birdeye pearlwort · Caryophyllaceae 8 counties
• 
  Sagina saginoides (L.) Karst. Native SASA

  arctic pearlwort · Caryophyllaceae 30 counties
• 
  Sagittaria brevirostra Mack. & Bush Native SABR8

  shortbeak arrowhead · Alismataceae 1 county
• 
  Sagittaria calycina Engelm. Native SACA21

  hooded arrowhead · Alismataceae 15 counties
• 
  Sagittaria calycina Engelm. var. calycina Native SACAC

  hooded arrowhead · Alismataceae 15 counties
• 
  Sagittaria cuneata Sheldon Native SACU

  arumleaf arrowhead · Alismataceae 20 counties
• 
  Sagittaria latifolia Willd. Native SALA2

  broadleaf arrowhead · Alismataceae 26 counties
• 
  Sagittaria longiloba Engelm. ex J.G. Sm. Native SALO2

  longbarb arrowhead · Alismataceae 8 counties
• 
  Sagittaria rigida Pursh Native SARI

  sessilefruit arrowhead · Alismataceae 4 counties
• 
  Sagittaria sanfordii Greene Native SASA2

  valley arrowhead · Alismataceae 12 counties
• ⚘
  Sairocarpus breweri (A. Gray) D.A. Sutton Native SABR12

  Brewer's snapdragon · Scrophulariaceae 21 counties
• 
  Sairocarpus cornutus (Benth.) D.A. Sutton Native SACO12

  spurred snapdragon · Scrophulariaceae 21 counties
• 
  Sairocarpus coulterianus (Benth. ex A. DC.) D.A. Sutton Native SACO13

  Coulter's snapdragon · Scrophulariaceae 8 counties
• 
  Sairocarpus kingii (S. Watson) D.A. Sutton Native SAKI

  least snapdragon · Scrophulariaceae 3 counties
• 
  Sairocarpus multiflorus (Pennell) D.A. Sutton Native SAMU2

  Sierra snapdragon · Scrophulariaceae 14 counties
• 
  Sairocarpus nuttallianus (Benth. ex A. DC.) D.A. Sutton Native SANU6

  violet snapdragon · Scrophulariaceae 7 counties
• 
  Sairocarpus pusillus (Brandegee) D.A. Sutton Native SAPU18

  lesser snapdragon · Scrophulariaceae 5 counties
• 
  Sairocarpus subcordatus (A. Gray) D.A. Sutton Native SASU8

  dimorphic snapdragon · Scrophulariaceae 4 counties