Montana

• Beaverhead 30001
  755 taxa Open ↗
• Big Horn 30003
  565 taxa Open ↗
• Blaine 30005
  333 taxa Open ↗
• Broadwater 30007
  359 taxa Open ↗
• Carbon 30009
  749 taxa Open ↗
• Carter 30011
  454 taxa Open ↗
• Cascade 30013
  768 taxa Open ↗
• Chouteau 30015
  423 taxa Open ↗
• Custer 30017
  458 taxa Open ↗
• Daniels 30019
  384 taxa Open ↗

Showing 3,001–3,050 of 3,215.

• 
  Thalictrum alpinum L. Native THAL

  alpine meadow-rue · Ranunculaceae 2 counties
• 
  Thalictrum dasycarpum Fisch. & Avé-Lall. Native THDA

  purple meadow-rue · Ranunculaceae 12 counties
• 
  Thalictrum fendleri Engelm. ex A. Gray Native THFE

  Fendler's meadow-rue · Ranunculaceae 2 counties
• 
  Thalictrum fendleri Engelm. ex A. Gray var. fendleri Native THFEF

  Fendler's meadow-rue · Ranunculaceae 2 counties
• 
  Thalictrum occidentale A. Gray Native THOC

  western meadow-rue · Ranunculaceae 18 counties
• 
  Thalictrum occidentale A. Gray var. occidentale Native THOCO2

  western meadow-rue · Ranunculaceae 16 counties
• 
  Thalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. Native THSP

  fewflower meadow-rue · Ranunculaceae 5 counties
• 
  Thalictrum sparsiflorum Turcz. ex Fisch. & C.A. Mey. var. saximontanum B. Boivin Native THSPS

  fewflower meadow-rue · Ranunculaceae 5 counties
• 
  Thalictrum venulosum Trel. Native THVE

  veiny meadow-rue · Ranunculaceae 22 counties
• 
  Thelesperma subnudum A. Gray Native THSU

  Navajo tea · Asteraceae 17 counties
• 
  Thelesperma subnudum A. Gray var. marginatum (Rydb.) T.E. Melchert ex Cronquist Native THSUM

  Navajo tea · Asteraceae 17 counties
• 
  Thellungiella salsuginea (Pall.) O.E. Schulz Native THSA

  saltwater cress · Brassicaceae 4 counties
• 
  Thelypodium integrifolium (Nutt.) Endl. ex Walp. Native THIN

  entireleaved thelypody · Brassicaceae 6 counties
• 
  Thelypodium integrifolium (Nutt.) Endl. ex Walp. ssp. integrifolium Native THINI

  entireleaved thelypody · Brassicaceae 6 counties
• 
  Thelypodium paniculatum A. Nelson Native THPA6

  northwestern thelypody · Brassicaceae 1 county
• 
  Thelypodium sagittatum (Nutt. ex Torr. & A. Gray) Endl. ex Walp. Native THSA2

  arrow thelypody · Brassicaceae 1 county
• 
  Thelypodium sagittatum (Nutt. ex Torr. & A. Gray) Endl. ex Walp. ssp. sagittatum Native THSAS

  arrow thelypody · Brassicaceae 1 county
• 
  Thermopsis montana Nutt. Native THMO6

  mountain goldenbanner · Fabaceae 14 counties
• 
  Thermopsis montana Nutt. var. montana Native THMOM3

  mountain goldenbanner · Fabaceae 14 counties
• 
  Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson Native THRH

  prairie thermopsis · Fabaceae 41 counties
• 
  Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Introduced THIN6

  intermediate wheatgrass · Poaceae 28 counties
• 
  Thinopyrum ponticum (Podp.) Z.-W. Liu & R.-C. Wang Introduced THPO7

  tall wheatgrass · Poaceae 12 counties
• 
  Thlaspi arvense L. Introduced THAR5

  field pennycress · Brassicaceae 56 counties
• 
  Thuja plicata Donn ex D. Don Native THPL

  western redcedar · Cupressaceae 5 counties
• 
  Thymus praecox Opiz Introduced THPR

  mother of thyme · Lamiaceae 2 counties
• 
  Thymus praecox Opiz ssp. arcticus (Durand) Jalas Introduced THPRA

  creeping thyme · Lamiaceae 2 counties
• 
  Tiarella trifoliata L. Native TITR

  threeleaf foamflower · Saxifragaceae 7 counties
• 
  Tiarella trifoliata L. var. unifoliata (Hook.) Kurtz Native TITRU

  oneleaf foamflower · Saxifragaceae 7 counties
• 
  Tonestus lyallii (A. Gray) A. Nelson Native TOLY

  Lyall's goldenweed · Asteraceae 4 counties
• 
  Torreyochloa pallida (Torr.) Church Native TOPA6

  pale false mannagrass · Poaceae 2 counties
• 
  Torreyochloa pallida (Torr.) Church var. fernaldii (Hitchc.) Dore ex Koyama & Kawano Native TOPAF

  Fernald's false mannagrass · Poaceae 1 county
• 
  Torreyochloa pallida (Torr.) Church var. pauciflora (J. Presl) J.I. Davis Native TOPAP3

  pale false mannagrass · Poaceae 2 counties
• 
  Townsendia alpigena Piper Native TOAL

  Wyoming Townsend daisy · Asteraceae 3 counties
• 
  Townsendia alpigena Piper var. alpigena Native TOALA

  Wyoming Townsend daisy · Asteraceae 3 counties
• 
  Townsendia condensata Parry ex A. Gray Native TOCO2

  cushion Townsend daisy · Asteraceae 1 county
• 
  Townsendia condensata Parry ex A. Gray var. anomala (Heiser) Dorn Native TOCOA

  cushion Townsend daisy · Asteraceae 1 county
• 
  Townsendia condensata Parry ex A. Gray var. condensata Native TOCOC

  cushion Townsend daisy · Asteraceae 1 county
• 
  Townsendia exscapa (Richardson) Porter Native TOEX2

  stemless Townsend daisy · Asteraceae 4 counties
• 
  Townsendia florifer (Hook.) A. Gray Native TOFL5

  showy Townsend daisy · Asteraceae 1 county
• 
  Townsendia hookeri Beaman Native TOHO

  Hooker's Townsend daisy · Asteraceae 22 counties
• 
  Townsendia leptotes (A. Gray) Osterh. Native TOLE

  common Townsend daisy · Asteraceae 1 county
• 
  Townsendia nuttallii Dorn Native TONU

  Nuttall's Townsend daisy · Asteraceae 2 counties
• 
  Townsendia parryi D.C. Eaton Native TOPA2

  Parry's Townsend daisy · Asteraceae 21 counties
• 
  Townsendia spathulata Nutt. Native TOSP

  sword Townsend daisy · Asteraceae 1 county
• 
  Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

  western poison ivy · Anacardiaceae 16 counties
• 
  Tradescantia bracteata Small Native TRBR

  longbract spiderwort · Commelinaceae 2 counties
• 
  Tradescantia occidentalis (Britton) Smyth Native TROC

  prairie spiderwort · Commelinaceae 11 counties
• 
  Tradescantia occidentalis (Britton) Smyth var. occidentalis Native TROCO

  prairie spiderwort · Commelinaceae 11 counties
• 
  Tragopogon dubius Scop. Introduced TRDU

  yellow salsify · Asteraceae 56 counties
• 
  Tragopogon mirus Ownbey Native TRMI7

  remarkable goatsbeard · Asteraceae 2 counties