Ohio

• Adams 39001
  1,331 taxa Open ↗
• Allen 39003
  1,038 taxa Open ↗
• Ashland 39005
  998 taxa Open ↗
• Ashtabula 39007
  1,437 taxa Open ↗
• Athens 39009
  1,149 taxa Open ↗
• Auglaize 39011
  958 taxa Open ↗
• Belmont 39013
  945 taxa Open ↗
• Brown 39015
  629 taxa Open ↗
• Butler 39017
  850 taxa Open ↗
• Carroll 39019
  933 taxa Open ↗

Showing 3,351–3,400 of 3,424.

• 
  Viola pubescens Aiton Native VIPU3

  downy yellow violet · Violaceae 84 counties
• 
  Viola pubescens Aiton var. pubescens Native VIPUP2

  downy yellow violet · Violaceae 5 counties
• 
  Viola pubescens Aiton var. scabriuscula Schwein. ex Torr. & A. Gray Native VIPUS

  downy yellow violet · Violaceae 1 county
• 
  Viola rostrata Pursh Native VIRO

  longspur violet · Violaceae 63 counties
• 
  Viola rotundifolia Michx. Native VIRO2

  roundleaf yellow violet · Violaceae 10 counties
• 
  Viola sagittata Aiton Native VISA2

  arrowleaf violet · Violaceae 54 counties
• 
  Viola sagittata Aiton var. ovata (Nutt.) Torr. & A. Gray Native VISAO

  arrowleaf violet · Violaceae 24 counties
• 
  Viola sagittata Aiton var. sagittata Native VISAS5

  arrowleaf violet · Violaceae 48 counties
• 
  Viola sororia Willd. Native VISO

  common blue violet · Violaceae 87 counties
• 
  Viola striata Aiton Native VIST3

  striped cream violet · Violaceae 85 counties
• 
  Viola tricolor L. Introduced VITR

  johnny jumpup · Violaceae 13 counties
• 
  Viola triloba Schwein. Native VITR2

  three-lobe violet · Violaceae 63 counties
• 
  Viola triloba Schwein. var. dilatata (Elliott) Brainerd Native VITRD

  three-lobe violet · Violaceae 1 county
• 
  Viola tripartita Elliott Native VITR4

  threepart violet · Violaceae 4 counties
• 
  Viola walteri House Native VIWA

  prostrate blue violet · Violaceae 4 counties
• ⚘
  Viola ×bissellii House [cucullata × sororia] Native VIBI3

  hybrid violet · Violaceae 10 counties
• ⚘
  Viola ×brauniae Grover ex Cooperr. [rostrata × striata] Native VIBR3

  hybrid violet · Violaceae 37 counties
• ⚘
  Viola ×conjugens Greene (pro sp.) [sagittata × sororia] Native VICO11

  hybrid violet · Violaceae 1 county
• ⚘
  Viola ×cooperrideri H.E. Ballard [striata × walteri] Native VICO14

  hybrid violet · Violaceae 2 counties
• ⚘
  Viola ×filicetorum Greene (pro sp.) [affinis × sororia] Native VIFI2

  hybrid violet · Violaceae 6 counties
• ⚘
  Viola ×malteana House [conspersa × rostrata] Native VIMA4

  hybrid violet · Violaceae 1 county
• 
  Viola ×palmata L. (pro sp.) [brittoniana or pedatifida × affinis or sororia] Native VIPA18

  early blue violet · Violaceae 35 counties
• ⚘
  Viola ×populifolia Greene (pro sp.) [sororia × triloba] Native VIPO4

  Peck's violet · Violaceae 6 counties
• 
  Viola ×primulifolia L. (pro sp.) [lanceolata × macloskeyi] Native VIPR4

  Violaceae 3 counties
• ⚘
  Viola ×slavinii House [affinis × triloba] Native VISL

  hybrid violet · Violaceae 5 counties
• ⚘
  Viola ×wittrockiana Gams. [altaica × lutea or tricolor] Introduced VIWI

  hybrid violet · Violaceae 3 counties
• 
  Vitex negundo L. Introduced VINE2

  Chinese chastetree · Verbenaceae 1 county
• 
  Vitex negundo L. var. heterophylla (Franch.) Rehder Introduced VINEH

  Chinese chastetree · Verbenaceae 1 county
• 
  Vitis aestivalis Michx. Native VIAE

  summer grape · Vitaceae 62 counties
• 
  Vitis aestivalis Michx. var. bicolor Deam Native VIAEB

  summer grape · Vitaceae 3 counties
• 
  Vitis cinerea (Engelm.) Engelm. ex Millard Native VICI2

  graybark grape · Vitaceae 7 counties
• 
  Vitis cinerea (Engelm.) Engelm. ex Millard var. baileyana (Munson) Comeaux Native VICIB

  graybark grape · Vitaceae 7 counties
• 
  Vitis labrusca L. Native VILA8

  fox grape · Vitaceae 20 counties
• 
  Vitis riparia Michx. Native VIRI

  riverbank grape · Vitaceae 80 counties
• 
  Vitis vulpina L. Native VIVU

  frost grape · Vitaceae 60 counties
• 
  Vittaria appalachiana Farrar & Mickel Native VIAP2

  Appalachian shoestring fern · Vittariaceae 8 counties
• 
  Vulpia bromoides (L.) Gray Introduced VUBR

  brome fescue · Poaceae 3 counties
• 
  Vulpia myuros (L.) C.C. Gmel. Introduced VUMY

  Poaceae 1 county
• 
  Vulpia octoflora (Walter) Rydb. Native VUOC

  sixweeks fescue · Poaceae 25 counties
• 
  Vulpia octoflora (Walter) Rydb. var. glauca (Nutt.) Fernald Native VUOCG

  sixweeks fescue · Poaceae 24 counties
• 
  Vulpia octoflora (Walter) Rydb. var. octoflora Native VUOCO

  sixweeks fescue · Poaceae 1 county
• 
  Waldsteinia fragarioides (Michx.) Tratt. Native WAFR

  Appalachian barren strawberry · Rosaceae 25 counties
• 
  Waldsteinia fragarioides (Michx.) Tratt. ssp. fragarioides Native WAFRF

  Appalachian barren strawberry · Rosaceae 25 counties
• 
  Wisteria floribunda (Willd.) DC. Introduced WIFL

  Japanese wisteria · Fabaceae 1 county
• 
  Wisteria frutescens (L.) Poir. Native WIFR

  American wisteria · Fabaceae 1 county
• 
  Wolffia brasiliensis Weddell Native WOBR

  Brazilian watermeal · Lemnaceae 15 counties
• 
  Wolffia columbiana Karst. Native WOCO

  Columbian watermeal · Lemnaceae 20 counties
• 
  Wolffiella gladiata (Hegelm.) Hegelm. Native WOGL2

  Florida mudmidget · Lemnaceae 5 counties
• 
  Woodsia ilvensis (L.) R. Br. Native WOIL

  rusty woodsia · Dryopteridaceae 1 county
• 
  Woodsia obtusa (Spreng.) Torr. Native WOOB2

  bluntlobe cliff fern · Dryopteridaceae 30 counties