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 9,351–9,400 of 9,954.

• 
  Synthyris missurica (Raf.) Pennell Native SYMI

  tailed kittentails · Scrophulariaceae 3 counties
• 
  Synthyris missurica (Raf.) Pennell ssp. missurica Native SYMIM2

  tailed kittentails · Scrophulariaceae 2 counties
• 
  Synthyris reniformis (Douglas ex Benth.) Benth. Native SYRE

  snowqueen · Scrophulariaceae 6 counties
• 
  Synthyris reniformis (Douglas ex Benth.) Benth. var. cordata A. Gray Native SYREC

  snowqueen · Scrophulariaceae 6 counties
• 
  Syntrichopappus fremontii A. Gray Native SYFR

  yellowray Fremont's-gold · Asteraceae 5 counties
• 
  Syntrichopappus lemmonii (A. Gray) A. Gray Native SYLE

  pinkray Fremont's-gold · Asteraceae 5 counties
• 
  Systenotheca vortriedei (Brandegee) Reveal & Hardham Native SYVO

  Vortriede's spineflower · Polygonaceae 2 counties
• 
  Syzygium nervosum DC. Introduced SYNE2

  Daly River satinash · Myrtaceae 1 county
• 
  Taeniatherum caput-medusae (L.) Nevski Introduced TACA8

  medusahead · Poaceae 30 counties
• 
  Tagetes erecta L. Introduced TAER

  Aztec marigold · Asteraceae 4 counties
• 
  Tagetes minuta L. Introduced TAMI3

  muster John Henry · Asteraceae 5 counties
• 
  Tagetes patula L. Introduced TAPA

  French marigold · Asteraceae 1 county
• 
  Tamarix aphylla (L.) Karst. Introduced TAAP

  Athel tamarisk · Tamaricaceae 6 counties
• 
  Tamarix chinensis Lour. Introduced TACH2

  five-stamen tamarisk · Tamaricaceae 6 counties
• 
  Tamarix gallica L. Introduced TAGA

  French tamarisk · Tamaricaceae 5 counties
• 
  Tamarix parviflora DC. Introduced TAPA4

  smallflower tamarisk · Tamaricaceae 19 counties
• 
  Tamarix ramosissima Ledeb. Introduced TARA

  saltcedar · Tamaricaceae 14 counties
• 
  Tanacetum balsamita L. Introduced TABA

  costmary · Asteraceae 1 county
• 
  Tanacetum camphoratum Less. Native TACA2

  camphor tansy · Asteraceae 7 counties
• 
  Tanacetum parthenium (L.) Sch. Bip. Introduced TAPA6

  feverfew · Asteraceae 24 counties
• 
  Tanacetum vulgare L. Introduced TAVU

  common tansy · Asteraceae 15 counties
• 
  Taraxacum californicum Munz & I.M. Johnst. Native TACA5

  California dandelion · Asteraceae 1 county
• 
  Taraxacum laevigatum (Willd.) DC. Introduced TALA2

  rock dandelion · Asteraceae 2 counties
• 
  Taraxacum officinale F.H. Wigg. Both TAOF

  common dandelion · Asteraceae 45 counties
• 
  Taraxacum officinale F.H. Wigg. ssp. officinale Introduced TAOFO

  common dandelion · Asteraceae 5 counties
• 
  Tauschia arguta (Torr. & A. Gray) J.F. Macbr. Native TAAR2

  southern umbrellawort · Apiaceae 8 counties
• 
  Tauschia glauca (J.M. Coult. & Rose) Mathias & Constance Native TAGL

  glaucous umbrellawort · Apiaceae 3 counties
• 
  Tauschia hartwegii (A. Gray) J.F. Macbr. Native TAHA2

  Hartweg's umbrellawort · Apiaceae 22 counties
• 
  Tauschia howellii (J.M. Coult. & Rose) J.F. Macbr. Native TAHO2

  Howell's umbrellawort · Apiaceae 1 county
• 
  Tauschia kelloggii (A. Gray) J.F. Macbr. Native TAKE

  Kellogg's umbrellawort · Apiaceae 15 counties
• 
  Tauschia parishii (J.M. Coult. & Rose) J.F. Macbr. Native TAPA5

  Parish's umbrellawort · Apiaceae 10 counties
• 
  Taxus brevifolia Nutt. Native TABR2

  Pacific yew · Taxaceae 19 counties
• 
  Teesdalia coronopifolia (Bergeret) Thell. Introduced TECO7

  lesser shepherdscress · Brassicaceae 1 county
• 
  Tellima grandiflora (Pursh) Douglas ex Lindl. Native TEGR2

  bigflower tellima · Saxifragaceae 21 counties
• 
  Tetracoccus dioicus Parry Native TEDI

  red shrubby-spurge · Euphorbiaceae 3 counties
• 
  Tetracoccus hallii Brandegee Native TEHA

  Hall's shrubby-spurge · Euphorbiaceae 3 counties
• 
  Tetracoccus ilicifolius Coville & Gilman Native TEIL

  hollybush · Euphorbiaceae 1 county
• 
  Tetradymia argyraea Munz & Roos Native TEAR

  striped cottonthorn · Asteraceae 2 counties
• 
  Tetradymia axillaris A. Nelson Native TEAX

  longspine horsebrush · Asteraceae 5 counties
• 
  Tetradymia axillaris A. Nelson var. axillaris Native TEAXA

  longspine horsebrush · Asteraceae 1 county
• 
  Tetradymia axillaris A. Nelson var. longispina (M.E. Jones) Strother Native TEAXL

  longspine horsebrush · Asteraceae 5 counties
• 
  Tetradymia canescens DC. Native TECA2

  spineless horsebrush · Asteraceae 16 counties
• 
  Tetradymia comosa A. Gray Native TECO2

  hairy horsebrush · Asteraceae 5 counties
• 
  Tetradymia glabrata Torr. & A. Gray Native TEGL

  littleleaf horsebrush · Asteraceae 8 counties
• 
  Tetradymia spinosa Hook. & Arn. Native TESP2

  shortspine horsebrush · Asteraceae 7 counties
• 
  Tetradymia stenolepis Greene Native TEST2

  Mojave cottonthorn · Asteraceae 5 counties
• 
  Tetragonia tetragonioides (Pall.) Kuntze Introduced TETE3

  New Zealand spinach · Aizoaceae 14 counties
• 
  Tetraneuris acaulis (Pursh) Greene Native TEAC

  stemless four-nerve daisy · Asteraceae 1 county
• 
  Tetraneuris acaulis (Pursh) Greene var. arizonica (Greene) K.F. Parker Native TEACA

  Arizona four-nerve daisy · Asteraceae 1 county
• 
  Teucrium cubense Jacq. Native TECU

  small coastal germander · Lamiaceae 3 counties