Indiana

• Adams 18001
  378 taxa Open ↗
• Allen 18003
  878 taxa Open ↗
• Bartholomew 18005
  495 taxa Open ↗
• Benton 18007
  315 taxa Open ↗
• Blackford 18009
  515 taxa Open ↗
• Boone 18011
  845 taxa Open ↗
• Brown 18013
  734 taxa Open ↗
• Carroll 18015
  836 taxa Open ↗
• Cass 18017
  1,098 taxa Open ↗
• Clark 18019
  1,455 taxa Open ↗

Showing 3,001–3,050 of 3,264.

• 
  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae 42 counties
• 
  Thuja occidentalis L. Native THOC2

  arborvitae · Cupressaceae 3 counties
• 
  Tiarella cordifolia L. Native TICO

  heartleaf foamflower · Saxifragaceae 1 county
• 
  Tiarella cordifolia L. var. cordifolia Native TICOC2

  heartleaf foamflower · Saxifragaceae 1 county
• 
  Tilia americana L. Native TIAM

  American basswood · Tiliaceae 81 counties
• 
  Tilia americana L. var. americana Native TIAMA

  American basswood · Tiliaceae 3 counties
• 
  Tilia americana L. var. heterophylla (Vent.) Loudon Native TIAMH

  American basswood · Tiliaceae 17 counties
• 
  Tipularia discolor (Pursh) Nutt. Native TIDI

  crippled cranefly · Orchidaceae 22 counties
• 
  Torilis arvensis (Huds.) Link Introduced TOAR

  spreading hedgeparsley · Apiaceae 7 counties
• 
  Torilis arvensis (Huds.) Link ssp. arvensis Introduced TOARA

  spreading hedgeparsley · Apiaceae 3 counties
• 
  Torilis japonica (Houtt.) DC. Introduced TOJA

  erect hedgeparsley · Apiaceae 11 counties
• 
  Torreyochloa pallida (Torr.) Church Native TOPA6

  pale false mannagrass · Poaceae 8 counties
• 
  Torreyochloa pallida (Torr.) Church var. pallida Native TOPAP

  pale false mannagrass · Poaceae 8 counties
• 
  Toxicodendron radicans (L.) Kuntze Native TORA2

  eastern poison ivy · Anacardiaceae 83 counties
• 
  Toxicodendron radicans (L.) Kuntze ssp. radicans Native TORAR

  eastern poison ivy · Anacardiaceae 81 counties
• 
  Toxicodendron vernix (L.) Kuntze Native TOVE

  poison sumac · Anacardiaceae 38 counties
• 
  Trachelospermum difforme (Walter) A. Gray Native TRDI

  climbing dogbane · Apocynaceae 7 counties
• 
  Tradescantia ohiensis Raf. Native TROH

  bluejacket · Commelinaceae 32 counties
• 
  Tradescantia subaspera Ker Gawl. Native TRSU2

  zigzag spiderwort · Commelinaceae 57 counties
• 
  Tradescantia subaspera Ker Gawl. var. subaspera Native TRSUS

  zigzag spiderwort · Commelinaceae 57 counties
• 
  Tradescantia virginiana L. Native TRVI

  Virginia spiderwort · Commelinaceae 58 counties
• 
  Tragia cordata Michx. Native TRCO

  heartleaf noseburn · Euphorbiaceae 9 counties
• 
  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae 37 counties
• 
  Tragopogon porrifolius L. Introduced TRPO

  salsify · Asteraceae 28 counties
• 
  Tragopogon pratensis L. Introduced TRPR

  Jack-go-to-bed-at-noon · Asteraceae 33 counties
• 
  Trautvetteria caroliniensis (Walter) Vail Native TRCA

  Carolina bugbane · Ranunculaceae 3 counties
• 
  Trautvetteria caroliniensis (Walter) Vail var. caroliniensis Native TRCAC2

  Carolina bugbane · Ranunculaceae 3 counties
• 
  Triadenum fraseri (Spach) Gleason Native TRFR

  Fraser's marsh St. Johnswort · Clusiaceae 15 counties
• 
  Triadenum tubulosum (Walter) Gleason Native TRTU

  lesser marsh St. Johnswort · Clusiaceae 11 counties
• 
  Triadenum virginicum (L.) Raf. Native TRVI2

  Virginia marsh St. Johnswort · Clusiaceae 11 counties
• 
  Triadenum walteri (J.G. Gmel.) Gleason Native TRWA

  greater marsh St. Johnswort · Clusiaceae 9 counties
• 
  Triantha glutinosa (Michx.) Baker Native TRGL5

  sticky tofieldia · Liliaceae 11 counties
• 
  Tribulus terrestris L. Introduced TRTE

  puncturevine · Zygophyllaceae 4 counties
• 
  Trichomanes boschianum Sturm Native TRBO

  Appalachian bristle fern · Hymenophyllaceae 3 counties
• 
  Trichostema brachiatum L. Native TRBR5

  fluxweed · Lamiaceae 29 counties
• 
  Trichostema dichotomum L. Native TRDI2

  forked bluecurls · Lamiaceae 14 counties
• 
  Tridens flavus (L.) Hitchc. Native TRFL2

  purpletop tridens · Poaceae 63 counties
• 
  Tridens flavus (L.) Hitchc. var. flavus Native TRFLF

  purpletop tridens · Poaceae 63 counties
• 
  Tridens strictus (Nutt.) Nash Native TRST2

  longspike tridens · Poaceae 1 county
• 
  Trientalis borealis Raf. Native TRBO2

  starflower · Primulaceae 15 counties
• 
  Trientalis borealis Raf. ssp. borealis Native TRBOB

  starflower · Primulaceae 15 counties
• 
  Trifolium arvense L. Introduced TRAR4

  rabbitfoot clover · Fabaceae 20 counties
• 
  Trifolium aureum Pollich Introduced TRAU2

  golden clover · Fabaceae 14 counties
• 
  Trifolium campestre Schreb. Introduced TRCA5

  field clover · Fabaceae 42 counties
• 
  Trifolium dubium Sibth. Introduced TRDU2

  suckling clover · Fabaceae 1 county
• 
  Trifolium hybridum L. Introduced TRHY

  alsike clover · Fabaceae 25 counties
• 
  Trifolium incarnatum L. Introduced TRIN3

  crimson clover · Fabaceae 2 counties
• 
  Trifolium pratense L. Introduced TRPR2

  red clover · Fabaceae 51 counties
• 
  Trifolium reflexum L. Native TRRE2

  buffalo clover · Fabaceae 7 counties
• 
  Trifolium repens L. Introduced TRRE3

  white clover · Fabaceae 38 counties