Oklahoma

• Adair 40001
  462 taxa Open ↗
• Alfalfa 40003
  443 taxa Open ↗
• Atoka 40005
  275 taxa Open ↗
• Beaver 40007
  382 taxa Open ↗
• Beckham 40009
  298 taxa Open ↗
• Blaine 40011
  437 taxa Open ↗
• Bryan 40013
  935 taxa Open ↗
• Caddo 40015
  574 taxa Open ↗
• Canadian 40017
  444 taxa Open ↗
• Carter 40019
  424 taxa Open ↗

Showing 151–200 of 2,768.

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  Aphanostephus ramosissimus DC. Native APRA

  plains dozedaisy · Asteraceae 3 counties
• 
  Aphanostephus ramosissimus DC. var. ramosissimus Native APRAR

  plains dozedaisy · Asteraceae 3 counties
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  Aphanostephus skirrhobasis (DC.) Trel. Native APSK

  Arkansas dozedaisy · Asteraceae 31 counties
• 
  Aphanostephus skirrhobasis (DC.) Trel. var. skirrhobasis Native APSKS

  Arkansas dozedaisy · Asteraceae 31 counties
• 
  Apios americana Medik. Native APAM

  groundnut · Fabaceae 15 counties
• 
  Aplectrum hyemale (Muhl. ex Willd.) Torr. Native APHY

  Adam and Eve · Orchidaceae 2 counties
• 
  Apocynum androsaemifolium L. Native APAN2

  spreading dogbane · Apocynaceae 2 counties
• 
  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae 37 counties
• 
  Aquilegia canadensis L. Native AQCA

  red columbine · Ranunculaceae 8 counties
• 
  Arabidopsis thaliana (L.) Heynh. Introduced ARTH

  mouseear cress · Brassicaceae 1 county
• 
  Arabis canadensis L. Native ARCA

  sicklepod · Brassicaceae 18 counties
• 
  Arabis fendleri (S. Watson) Greene Native ARFE

  Fendler's rockcress · Brassicaceae 1 county
• 
  Arabis fendleri (S. Watson) Greene var. fendleri Native ARFEF

  Fendler's rockcress · Brassicaceae 1 county
• 
  Arabis hirsuta (L.) Scop. Native ARHI

  hairy rockcress · Brassicaceae 1 county
• 
  Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIP

  creamflower rockcress · Brassicaceae 1 county
• 
  Arabis laevigata (Muhl. ex Willd.) Poir. Native ARLA

  smooth rockcress · Brassicaceae 3 counties
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  Arabis laevigata (Muhl. ex Willd.) Poir. var. laevigata Native ARLAL

  smooth rockcress · Brassicaceae 3 counties
• 
  Arabis missouriensis Greene Native ARMI5

  green rockcress · Brassicaceae 1 county
• 
  Arabis shortii (Fernald) Gleason Native ARSH2

  Short's rockcress · Brassicaceae 2 counties
• 
  Aralia spinosa L. Native ARSP2

  devil's walkingstick · Araliaceae 1 county
• 
  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae 6 counties
• 
  Arenaria hookeri Nutt. Native ARHO4

  Hooker's sandwort · Caryophyllaceae 1 county
• 
  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae 18 counties
• 
  Argemone polyanthemos (Fedde) G.B. Ownbey Native ARPO2

  crested pricklypoppy · Papaveraceae 20 counties
• 
  Argemone squarrosa Greene Native ARSQ

  hedgehog pricklypoppy · Papaveraceae 2 counties
• 
  Argemone squarrosa Greene ssp. squarrosa Native ARSQS

  hedgehog pricklypoppy · Papaveraceae 2 counties
• 
  Argyrochosma dealbata (Pursh) Windham Native ARDE5

  powdery false cloak fern · Pteridaceae 10 counties
• 
  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. Native ARHU5

  low silverbush · Euphorbiaceae 6 counties
• 
  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. var. humilis Native ARHUH

  low silverbush · Euphorbiaceae 5 counties
• 
  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. var. laevis (Torr.) Shinners Native ARHUL

  low silverbush · Euphorbiaceae 1 county
• 
  Argythamnia mercurialina (Nutt.) Müll. Arg. Native ARME5

  tall silverbush · Euphorbiaceae 13 counties
• 
  Argythamnia mercurialina (Nutt.) Müll. Arg. var. mercurialina Native ARMEM

  tall silverbush · Euphorbiaceae 13 counties
• 
  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae 22 counties
• 
  Arisaema triphyllum (L.) Schott Native ARTR

  Jack in the pulpit · Araceae 12 counties
• 
  Arisaema triphyllum (L.) Schott ssp. triphyllum Native ARTRT3

  Jack in the pulpit · Araceae 12 counties
• 
  Aristida adscensionis L. Native ARAD

  sixweeks threeawn · Poaceae 7 counties
• 
  Aristida arizonica Vasey Native ARAR6

  Arizona threeawn · Poaceae 2 counties
• 
  Aristida basiramea Engelm. ex Vasey Native ARBA2

  forked threeawn · Poaceae 8 counties
• 
  Aristida dichotoma Michx. Native ARDI4

  churchmouse threeawn · Poaceae 16 counties
• 
  Aristida dichotoma Michx. var. curtissii A. Gray Native ARDIC

  Curtis' threeawn · Poaceae 11 counties
• 
  Aristida dichotoma Michx. var. dichotoma Native ARDID

  churchmouse threeawn · Poaceae 7 counties
• 
  Aristida divaricata Humb. & Bonpl. ex Willd. Native ARDI5

  poverty threeawn · Poaceae 1 county
• 
  Aristida havardii Vasey Native ARHA3

  Havard's threeawn · Poaceae 1 county
• 
  Aristida longespica Poir. Native ARLO16

  slimspike threeawn · Poaceae 17 counties
• 
  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae 32 counties
• 
  Aristida purpurascens Poir. Native ARPU8

  arrowfeather threeawn · Poaceae 23 counties
• 
  Aristida purpurascens Poir. var. purpurascens Native ARPUP4

  arrowfeather threeawn · Poaceae 22 counties
• 
  Aristida purpurea Nutt. Native ARPU9

  purple threeawn · Poaceae 35 counties
• 
  Aristida purpurea Nutt. var. longiseta (Steud.) Vasey Native ARPUL

  Fendler threeawn · Poaceae 18 counties
• 
  Aristida purpurea Nutt. var. nealleyi (Vasey) Allred Native ARPUN

  blue threeawn · Poaceae 7 counties