Texas

• Anderson 48001
  959 taxa Open ↗
• Andrews 48003
  342 taxa Open ↗
• Angelina 48005
  841 taxa Open ↗
• Aransas 48007
  731 taxa Open ↗
• Archer 48009
  212 taxa Open ↗
• Armstrong 48011
  346 taxa Open ↗
• Atascosa 48013
  315 taxa Open ↗
• Austin 48015
  571 taxa Open ↗
• Bailey 48017
  448 taxa Open ↗
• Bandera 48019
  521 taxa Open ↗

Showing 4,701–4,750 of 5,550 (native).

• 
  Senecio flaccidus Less. Native SEFL3

  threadleaf ragwort · Asteraceae 62 counties
• 
  Senecio parryi A. Gray Native SEPA2

  mountain ragwort · Asteraceae 1 county
• 
  Senecio quaylei T.M. Barkley Native SEQU3

  Quayle's ragwort · Asteraceae 1 county
• 
  Senecio riddellii Torr. & A. Gray Native SERI2

  Riddell's ragwort · Asteraceae 40 counties
• 
  Senecio warnockii Shinners Native SEWA3

  Warnock's ragwort · Asteraceae 2 counties
• 
  Senecio wootonii Greene Native SEWO

  Wooton's ragwort · Asteraceae 1 county
• 
  Senegalia berlandieri Britton & Rose Native SEBE2

  guajillo · Fabaceae 26 counties
• 
  Senegalia berlandieri × wrightii [unnamed hybrid] Native SEBE3

  hybrid acacia · Fabaceae 6 counties
• 
  Senegalia greggii (A. Gray) Britton & Rose Native SEGR4

  catclaw acacia · Fabaceae 20 counties
• 
  Senegalia roemeriana (Scheele) Britton & Rose Native SERO

  roundflower catclaw · Fabaceae 41 counties
• 
  Senegalia wrightii (Benth.) Britton & Rose Native SEWR4

  catclaw acacia · Fabaceae 43 counties
• ⚘
  Senegalia ×emoryana (Benth.) Britton & Rose berlandieri × greggii Native SEEM3

  Emory's acacia · Fabaceae 6 counties
• 
  Senna bauhinioides (A. Gray) Irwin & Barneby Native SEBA3

  twinleaf senna · Fabaceae 23 counties
• 
  Senna durangensis (Rose) Irwin & Barneby Native SEDU

  Durango senna · Fabaceae 5 counties
• 
  Senna durangensis (Rose) Irwin & Barneby var. durangensis Native SEDUD

  Durango senna · Fabaceae 1 county
• 
  Senna durangensis (Rose) Irwin & Barneby var. iselyi (Irwin & Barneby) Irwin & Barneby Native SEDUI

  Isely's senna · Fabaceae 4 counties
• 
  Senna lindheimeriana (Scheele) Irwin & Barneby Native SELI4

  velvet leaf senna · Fabaceae 22 counties
• 
  Senna marilandica (L.) Link Native SEMA11

  Maryland senna · Fabaceae 20 counties
• 
  Senna obtusifolia (L.) Irwin & Barneby Native SEOB4

  Java-bean · Fabaceae 26 counties
• 
  Senna orcuttii (Britton & Rose) Irwin & Barneby Native SEOR5

  Orcutt's senna · Fabaceae 2 counties
• 
  Senna pendula (Humb. & Bonpl. ex Willd.) Irwin & Barneby var. glabrata (Vogel) Irwin & Barneby Native SEPEG

  valamuerto · Fabaceae 3 counties
• 
  Senna pilosior (B.L. Rob. ex J.F. Macbr.) Irwin & Barneby Native SEPI3

  Trans-Pecos senna · Fabaceae 2 counties
• 
  Senna pumilio (A. Gray) Irwin & Barneby Native SEPU13

  dwarf senna · Fabaceae 40 counties
• ⚘
  Senna ripleyana (Irwin & Barneby) Irwin & Barneby Native SERI7

  Ripley's senna · Fabaceae 1 county
• 
  Senna roemeriana (Scheele) Irwin & Barneby Native SERO8

  twoleaf senna · Fabaceae 58 counties
• 
  Senna wislizeni (A. Gray) Irwin & Barneby Native SEWI3

  Wislizenus' senna · Fabaceae 5 counties
• 
  Serenoa repens (W. Bartram) Small Native SERE2

  saw palmetto · Arecaceae 1 county
• 
  Serjania brachycarpa A. Gray Native SEBR4

  littlefruit slipplejack · Sapindaceae 10 counties
• 
  Sesbania drummondii (Rydb.) Cory Native SEDR

  poisonbean · Fabaceae 61 counties
• 
  Sesbania herbacea (Mill.) McVaugh Native SEHE8

  bigpod sesbania · Fabaceae 32 counties
• 
  Sesbania vesicaria (Jacq.) Elliott Native SEVE

  bagpod · Fabaceae 44 counties
• 
  Sesuvium maritimum (Walter) Britton, Sterns & Poggenb. Native SEMA3

  slender seapurslane · Aizoaceae 4 counties
• 
  Sesuvium portulacastrum (L.) L. Native SEPO2

  shoreline seapurslane · Aizoaceae 14 counties
• 
  Sesuvium portulacastrum (L.) L. var. portulacastrum Native SEPOP

  shoreline seapurslane · Aizoaceae 14 counties
• ⚘
  Sesuvium trianthemoides Correll Native SETR3

  Texas seapurslane · Aizoaceae 1 county
• 
  Sesuvium verrucosum Raf. Native SEVE2

  verrucose seapurslane · Aizoaceae 24 counties
• 
  Setaria corrugata (Elliott) Schult. Native SECO4

  coastal bristlegrass · Poaceae 3 counties
• 
  Setaria grisebachii Fourn. Native SEGR6

  Grisebach's bristlegrass · Poaceae 11 counties
• 
  Setaria leucopila (Scribn. & Merr.) K. Schum. Native SELE6

  streambed bristlegrass · Poaceae 87 counties
• 
  Setaria macrostachya Kunth Native SEMA5

  large-spike bristlegrass · Poaceae 18 counties
• 
  Setaria magna Griseb. Native SEMA6

  giant bristlegrass · Poaceae 6 counties
• 
  Setaria parviflora (Poir.) Kerguélen Native SEPA10

  marsh bristlegrass · Poaceae 102 counties
• 
  Setaria reverchonii (Vasey) Pilg. Native SERE3

  Reverchon's bristlegrass · Poaceae 69 counties
• 
  Setaria reverchonii (Vasey) Pilg. ssp. firmula (Hitchc. & Chase) W.E. Fox Native SEREF

  knot grass · Poaceae 2 counties
• 
  Setaria reverchonii (Vasey) Pilg. ssp. ramiseta (Scribn.) W.E. Fox Native SERER

  Rio Grande bristlegrass · Poaceae 3 counties
• 
  Setaria reverchonii (Vasey) Pilg. ssp. reverchonii Native SERER2

  Reverchon's bristlegrass · Poaceae 2 counties
• 
  Setaria scheelei (Steud.) Hitchc. Native SESC2

  southwestern bristlegrass · Poaceae 54 counties
• 
  Setaria texana W.H.P. Emery Native SETE6

  Texas bristlegrass · Poaceae 24 counties
• ⚘
  Setaria villosissima (Scribn. & Merr.) K. Schum. Native SEVI3

  hairyleaf bristlegrass · Poaceae 6 counties
• ⚘
  Seymeria falcata B.L. Turner Native SEFA4

  curved-fruit blacksenna · Scrophulariaceae 1 county