Iowa

• Adair 19001
  393 taxa Open ↗
• Adams 19003
  200 taxa Open ↗
• Allamakee 19005
  118 taxa Open ↗
• Appanoose 19007
  38 taxa Open ↗
• Audubon 19009
  225 taxa Open ↗
• Benton 19011
  21 taxa Open ↗
• Black Hawk 19013
  33 taxa Open ↗
• Boone 19015
  146 taxa Open ↗
• Bremer 19017
  24 taxa Open ↗
• Buchanan 19019
  16 taxa Open ↗

Showing 2,151–2,200 of 2,225.

• 
  Veronica arvensis L. Introduced VEAR

  corn speedwell · Scrophulariaceae 3 counties
• 
  Veronica peregrina L. Native VEPE2

  neckweed · Scrophulariaceae 23 counties
• 
  Veronica peregrina L. ssp. peregrina Native VEPEP

  neckweed · Scrophulariaceae 21 counties
• 
  Veronica peregrina L. ssp. xalapensis (Kunth) Pennell Native VEPEX2

  hairy purslane speedwell · Scrophulariaceae 1 county
• 
  Veronica persica Poir. Introduced VEPE3

  birdeye speedwell · Scrophulariaceae 2 counties
• 
  Veronica serpyllifolia L. Both VESE

  thymeleaf speedwell · Scrophulariaceae 1 county
• 
  Veronica serpyllifolia L. ssp. serpyllifolia Introduced VESES

  thymeleaf speedwell · Scrophulariaceae 1 county
• 
  Veronicastrum virginicum (L.) Farw. Native VEVI4

  Culver's root · Scrophulariaceae 19 counties
• 
  Viburnum acerifolium L. Native VIAC

  mapleleaf viburnum · Caprifoliaceae 1 county
• 
  Viburnum lentago L. Native VILE

  nannyberry · Caprifoliaceae 15 counties
• 
  Viburnum opulus L. Both VIOP

  European cranberrybush · Caprifoliaceae 3 counties
• 
  Viburnum opulus L. var. americanum Aiton Native VIOPA2

  American cranberrybush · Caprifoliaceae 3 counties
• 
  Viburnum prunifolium L. Native VIPR

  blackhaw · Caprifoliaceae 2 counties
• 
  Viburnum rafinesqueanum Schult. Native VIRA

  downy arrowwood · Caprifoliaceae 8 counties
• 
  Vicia americana Muhl. ex Willd. Native VIAM

  American vetch · Fabaceae 20 counties
• 
  Vicia americana Muhl. ex Willd. ssp. americana Native VIAMA3

  American vetch · Fabaceae 19 counties
• 
  Vicia americana Muhl. ex Willd. ssp. minor (Hook.) C.R. Gunn Native VIAMM3

  mat vetch · Fabaceae 4 counties
• 
  Vicia sativa L. Introduced VISA

  garden vetch · Fabaceae 2 counties
• 
  Vicia sativa L. ssp. nigra (L.) Ehrh. Introduced VISAN2

  garden vetch · Fabaceae 1 county
• 
  Vicia villosa Roth Introduced VIVI

  winter vetch · Fabaceae 5 counties
• 
  Vicia villosa Roth ssp. varia (Host) Corb. Introduced VIVIV8

  winter vetch · Fabaceae 1 county
• 
  Vinca minor L. Introduced VIMI2

  common periwinkle · Apocynaceae 1 county
• 
  Viola affinis Leconte Native VIAF2

  sand violet · Violaceae 2 counties
• 
  Viola bicolor Pursh Native VIBI

  field pansy · Violaceae 2 counties
• 
  Viola canadensis L. Native VICA4

  Canadian white violet · Violaceae 6 counties
• 
  Viola canadensis L. var. canadensis Native VICAC

  Canadian white violet · Violaceae 1 county
• 
  Viola canadensis L. var. rugulosa (Greene) C.L. Hitchc. Native VICAR

  creepingroot violet · Violaceae 6 counties
• 
  Viola cucullata Aiton Native VICU

  marsh blue violet · Violaceae 1 county
• 
  Viola labradorica Schrank Native VILA10

  alpine violet · Violaceae 1 county
• 
  Viola missouriensis Greene Native VIMI3

  Missouri violet · Violaceae 3 counties
• 
  Viola nephrophylla Greene Native VINE

  northern bog violet · Violaceae 16 counties
• 
  Viola pedata L. Native VIPE

  birdfoot violet · Violaceae 8 counties
• 
  Viola pedatifida G. Don Native VIPE2

  prairie violet · Violaceae 22 counties
• 
  Viola pubescens Aiton Native VIPU3

  downy yellow violet · Violaceae 16 counties
• 
  Viola pubescens Aiton var. pubescens Native VIPUP2

  downy yellow violet · Violaceae 14 counties
• 
  Viola pubescens Aiton var. scabriuscula Schwein. ex Torr. & A. Gray Native VIPUS

  downy yellow violet · Violaceae 1 county
• 
  Viola sagittata Aiton Native VISA2

  arrowleaf violet · Violaceae 4 counties
• 
  Viola sororia Willd. Native VISO

  common blue violet · Violaceae 22 counties
• 
  Viola striata Aiton Native VIST3

  striped cream violet · Violaceae 1 county
• ⚘
  Viola ×bernardii Greene (pro sp.) [pedatifida × sororia] Native VIBE5

  Bernard violet · Violaceae 1 county
• 
  Viola ×viarum Pollard [missouriensis or nephrophylla × pedatifida] Native VIVI10

  twoflower violet · Violaceae 4 counties
• 
  Vitis aestivalis Michx. Native VIAE

  summer grape · Vitaceae 1 county
• 
  Vitis aestivalis Michx. var. aestivalis Native VIAEA2

  summer grape · Vitaceae 1 county
• 
  Vitis cinerea (Engelm.) Engelm. ex Millard Native VICI2

  graybark grape · Vitaceae 3 counties
• 
  Vitis cinerea (Engelm.) Engelm. ex Millard var. cinerea Native VICIC2

  graybark grape · Vitaceae 3 counties
• 
  Vitis riparia Michx. Native VIRI

  riverbank grape · Vitaceae 22 counties
• 
  Vitis vulpina L. Native VIVU

  frost grape · Vitaceae 4 counties
• 
  Vulpia octoflora (Walter) Rydb. Native VUOC

  sixweeks fescue · Poaceae 34 counties
• 
  Vulpia octoflora (Walter) Rydb. var. glauca (Nutt.) Fernald Native VUOCG

  sixweeks fescue · Poaceae 1 county
• 
  Vulpia octoflora (Walter) Rydb. var. octoflora Native VUOCO

  sixweeks fescue · Poaceae 33 counties