Wisconsin

• Adams 55001
  1,200 taxa Open ↗
• Ashland 55003
  1,200 taxa Open ↗
• Barron 55005
  823 taxa Open ↗
• Bayfield 55007
  1,332 taxa Open ↗
• Brown 55009
  1,537 taxa Open ↗
• Buffalo 55011
  853 taxa Open ↗
• Burnett 55013
  863 taxa Open ↗
• Calumet 55015
  578 taxa Open ↗
• Chippewa 55017
  984 taxa Open ↗
• Clark 55019
  762 taxa Open ↗

Showing 2,951–3,000 of 3,207.

• 
  Teucrium canadense L. var. canadense Native TECAC

  Canada germander · Lamiaceae 39 counties
• 
  Teucrium canadense L. var. occidentale (A. Gray) E.M. McClint. & Epling Native TECAO

  western germander · Lamiaceae 41 counties
• 
  Thalictrum dasycarpum Fisch. & Avé-Lall. Native THDA

  purple meadow-rue · Ranunculaceae 69 counties
• 
  Thalictrum dioicum L. Native THDI

  early meadow-rue · Ranunculaceae 20 counties
• 
  Thalictrum revolutum DC. Native THRE

  waxyleaf meadow-rue · Ranunculaceae 16 counties
• 
  Thalictrum thalictroides (L.) Eames & B. Boivin Native THTH2

  rue anemone · Ranunculaceae 9 counties
• 
  Thalictrum venulosum Trel. Native THVE

  veiny meadow-rue · Ranunculaceae 2 counties
• 
  Thaspium barbinode (Michx.) Nutt. Native THBA

  hairyjoint meadowparsnip · Apiaceae 3 counties
• 
  Thaspium trifoliatum (L.) A. Gray Native THTR

  purple meadowparsnip · Apiaceae 11 counties
• 
  Thaspium trifoliatum (L.) A. Gray var. aureum (L.) Britton Native THTRA

  purple meadowparsnip · Apiaceae 10 counties
• 
  Thelypteris palustris Schott Native THPA

  eastern marsh fern · Thelypteridaceae 70 counties
• 
  Thelypteris palustris Schott var. pubescens (G. Lawson) Fernald Native THPAP

  eastern marsh fern · Thelypteridaceae 70 counties
• 
  Thelypteris simulata (Davenport) Nieuwl. Native THSI2

  bog fern · Thelypteridaceae 5 counties
• 
  Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson Native THRH

  prairie thermopsis · Fabaceae 1 county
• 
  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae 50 counties
• 
  Thuja occidentalis L. Native THOC2

  arborvitae · Cupressaceae 47 counties
• 
  Thymelaea passerina (L.) Coss. & Germ. Introduced THPA7

  mezereon · Thymelaeaceae 1 county
• 
  Thymus praecox Opiz Introduced THPR

  mother of thyme · Lamiaceae 5 counties
• 
  Thymus praecox Opiz ssp. arcticus (Durand) Jalas Introduced THPRA

  creeping thyme · Lamiaceae 5 counties
• 
  Tiarella cordifolia L. Native TICO

  heartleaf foamflower · Saxifragaceae 3 counties
• 
  Tiarella cordifolia L. var. cordifolia Native TICOC2

  heartleaf foamflower · Saxifragaceae 3 counties
• 
  Tilia americana L. Native TIAM

  American basswood · Tiliaceae 68 counties
• 
  Tilia americana L. var. americana Native TIAMA

  American basswood · Tiliaceae 68 counties
• 
  Torilis japonica (Houtt.) DC. Introduced TOJA

  erect hedgeparsley · Apiaceae 3 counties
• 
  Torreyochloa pallida (Torr.) Church Native TOPA6

  pale false mannagrass · Poaceae 25 counties
• 
  Torreyochloa pallida (Torr.) Church var. fernaldii (Hitchc.) Dore ex Koyama & Kawano Native TOPAF

  Fernald's false mannagrass · Poaceae 19 counties
• 
  Torreyochloa pallida (Torr.) Church var. pallida Native TOPAP

  pale false mannagrass · Poaceae 13 counties
• 
  Toxicodendron radicans (L.) Kuntze Native TORA2

  eastern poison ivy · Anacardiaceae 21 counties
• 
  Toxicodendron radicans (L.) Kuntze ssp. negundo (Greene) Gillis Native TORAN

  eastern poison ivy · Anacardiaceae 20 counties
• 
  Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

  western poison ivy · Anacardiaceae 46 counties
• 
  Toxicodendron vernix (L.) Kuntze Native TOVE

  poison sumac · Anacardiaceae 26 counties
• 
  Tradescantia bracteata Small Native TRBR

  longbract spiderwort · Commelinaceae 7 counties
• 
  Tradescantia occidentalis (Britton) Smyth Native TROC

  prairie spiderwort · Commelinaceae 6 counties
• 
  Tradescantia occidentalis (Britton) Smyth var. occidentalis Native TROCO

  prairie spiderwort · Commelinaceae 6 counties
• 
  Tradescantia ohiensis Raf. Native TROH

  bluejacket · Commelinaceae 47 counties
• 
  Tradescantia virginiana L. Native TRVI

  Virginia spiderwort · Commelinaceae 1 county
• 
  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae 12 counties
• 
  Tragopogon porrifolius L. Introduced TRPO

  salsify · Asteraceae 1 county
• 
  Tragopogon pratensis L. Introduced TRPR

  Jack-go-to-bed-at-noon · Asteraceae 12 counties
• 
  Triadenum fraseri (Spach) Gleason Native TRFR

  Fraser's marsh St. Johnswort · Clusiaceae 61 counties
• 
  Triadenum virginicum (L.) Raf. Native TRVI2

  Virginia marsh St. Johnswort · Clusiaceae 3 counties
• 
  Triantha glutinosa (Michx.) Baker Native TRGL5

  sticky tofieldia · Liliaceae 13 counties
• 
  Tribulus terrestris L. Introduced TRTE

  puncturevine · Zygophyllaceae 3 counties
• 
  Trichophorum alpinum (L.) Pers. Native TRAL7

  alpine bulrush · Cyperaceae 11 counties
• 
  Trichophorum cespitosum (L.) Hartm. Native TRCE3

  tufted bulrush · Cyperaceae 10 counties
• 
  Trichophorum clintonii (A. Gray) S.G. Sm. Native TRCL4

  Clinton's bulrush · Cyperaceae 12 counties
• 
  Trichostema brachiatum L. Native TRBR5

  fluxweed · Lamiaceae 17 counties
• 
  Tridens flavus (L.) Hitchc. Native TRFL2

  purpletop tridens · Poaceae 8 counties
• 
  Tridens flavus (L.) Hitchc. var. flavus Native TRFLF

  purpletop tridens · Poaceae 8 counties
• 
  Trientalis borealis Raf. Native TRBO2

  starflower · Primulaceae 64 counties