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 351–400 of 2,720 (native).

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  Atriplex truncata (Torr. ex S. Watson) A. Gray Native ATTR

  wedgescale saltbush · Chenopodiaceae 2 counties
• ⚘
  Atriplex ×aptera A. Nelson (pro sp.) [canescens × nutallii] Native ATAP

  moundscale · Chenopodiaceae 1 county
• 
  Avenula hookeri (Scribn.) Holub Native AVHO3

  spikeoat · Poaceae 4 counties
• 
  Bacopa rotundifolia (Michx.) Wettst. Native BARO

  disk waterhyssop · Scrophulariaceae 1 county
• 
  Balsamorhiza incana Nutt. Native BAIN

  hoary balsamroot · Asteraceae 10 counties
• 
  Balsamorhiza macrophylla Nutt. Native BAMA4

  cutleaf balsamroot · Asteraceae 1 county
• 
  Balsamorhiza sagittata (Pursh) Nutt. Native BASA3

  arrowleaf balsamroot · Asteraceae 31 counties
• 
  Barbarea orthoceras Ledeb. Native BAOR

  American yellowrocket · Brassicaceae 8 counties
• 
  Bassia americana (S. Watson) A.J. Scott Native BAAM4

  green molly · Chenopodiaceae 1 county
• 
  Beckmannia syzigachne (Steud.) Fernald Native BESY

  American sloughgrass · Poaceae 15 counties
• 
  Bergia texana (Hook.) Seub. ex Walp. Native BETE

  Texas bergia · Elatinaceae 1 county
• 
  Berula erecta (Huds.) Coville Native BEER

  cutleaf waterparsnip · Apiaceae 4 counties
• 
  Besseya rubra (Douglas ex Hook.) Rydb. Native BERU

  red besseya · Scrophulariaceae 4 counties
• 
  Besseya wyomingensis (A. Nelson) Rydb. Native BEWY

  Wyoming besseya · Scrophulariaceae 42 counties
• 
  Betula nana L. Native BENA

  dwarf birch · Betulaceae 13 counties
• 
  Betula occidentalis Hook. Native BEOC2

  water birch · Betulaceae 21 counties
• 
  Betula papyrifera Marshall Native BEPA

  paper birch · Betulaceae 7 counties
• 
  Betula papyrifera Marshall var. papyrifera Native BEPAP

  paper birch · Betulaceae 7 counties
• 
  Bidens cernua L. Native BICE

  nodding beggartick · Asteraceae 19 counties
• 
  Bidens tripartita L. Native BITR

  threelobe beggarticks · Asteraceae 2 counties
• 
  Bidens vulgata Greene Native BIVU

  big devils beggartick · Asteraceae 7 counties
• 
  Bolboschoenus fluviatilis (Torr.) Soják Native BOFL3

  river bulrush · Cyperaceae 3 counties
• 
  Bolboschoenus maritimus (L.) Palla Native BOMA7

  cosmopolitan bulrush · Cyperaceae 14 counties
• 
  Botrychium hesperium (Maxon & R.T. Clausen) W.H. Wagner & Lellinger Native BOHE5

  western moonwort · Ophioglossaceae 1 county
• 
  Botrychium lunaria (L.) Sw. Native BOLU

  common moonwort · Ophioglossaceae 1 county
• 
  Botrychium multifidum (S.G. Gmel.) Trevis. Native BOMU

  leathery grapefern · Ophioglossaceae 1 county
• 
  Botrychium simplex E. Hitchc. Native BOSI

  little grapefern · Ophioglossaceae 1 county
• 
  Botrychium virginianum (L.) Sw. Native BOVI

  rattlesnake fern · Ophioglossaceae 2 counties
• 
  Bouteloua curtipendula (Michx.) Torr. Native BOCU

  sideoats grama · Poaceae 10 counties
• 
  Bouteloua curtipendula (Michx.) Torr. var. curtipendula Native BOCUC2

  sideoats grama · Poaceae 10 counties
• 
  Bouteloua dactyloides (Nutt.) J.T. Columbus Native BODA2

  buffalograss · Poaceae 7 counties
• 
  Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths Native BOGR2

  blue grama · Poaceae 17 counties
• 
  Boykinia major A. Gray Native BOMA3

  large boykinia · Saxifragaceae 1 county
• 
  Brickellia eupatorioides (L.) Shinners Native BREU

  false boneset · Asteraceae 15 counties
• 
  Brickellia eupatorioides (L.) Shinners var. corymbulosa (Torr. & A. Gray) Shinners Native BREUC

  false boneset · Asteraceae 15 counties
• 
  Brickellia grandiflora (Hook.) Nutt. Native BRGR

  tasselflower brickellbush · Asteraceae 9 counties
• 
  Bromus ciliatus L. Native BRCI2

  fringed brome · Poaceae 4 counties
• 
  Bromus ciliatus L. var. ciliatus Native BRCIC3

  fringed brome · Poaceae 1 county
• 
  Bromus ciliatus L. var. richardsonii (Link) B. Boivin Native BRCIR

  fringed brome · Poaceae 1 county
• 
  Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon Native BRINP

  Pumpelly's brome · Poaceae 4 counties
• 
  Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon var. pumpellianus (Scribn.) C.L. Hitchc. Native BRINP5

  Pumpelly's brome · Poaceae 4 counties
• 
  Bromus latiglumis (Shear) Hitchc. Native BRLA4

  earlyleaf brome · Poaceae 1 county
• 
  Bromus marginatus Nees ex Steud. Native BRMA4

  mountain brome · Poaceae 2 counties
• 
  Bromus porteri (J.M. Coult.) Nash Native BRPO2

  Porter brome · Poaceae 4 counties
• 
  Bromus vulgaris (Hook.) Shear Native BRVU

  Columbia brome · Poaceae 1 county
• 
  Bupleurum americanum J.M. Coult. & Rose Native BUAM2

  American thorow wax · Apiaceae 20 counties
• 
  Calamagrostis canadensis (Michx.) P. Beauv. Native CACA4

  bluejoint · Poaceae 4 counties
• 
  Calamagrostis canadensis (Michx.) P. Beauv. var. canadensis Native CACAC10

  bluejoint · Poaceae 1 county
• 
  Calamagrostis koelerioides Vasey Native CAKO

  fire reedgrass · Poaceae 1 county
• 
  Calamagrostis montanensis Scribn. ex Vasey Native CAMO

  plains reedgrass · Poaceae 3 counties