V
- Vaccaria hispanica (I)
- Vaccinium angustifolium (N)
- Vaccinium corymbosum (N)
- Vaccinium fuscatum (N)
- Vaccinium macrocarpon (N)
- Vaccinium myrtilloides (N)
- Vaccinium oxycoccos (N)
- Vaccinium pallidum (N)
- Vaccinium simulatum (N)
- Vaccinium stamineum (N)
- Valeriana edulis var. ciliata (N)
- Valeriana officinalis (I)
- Valeriana pauciflora (N)
- Valeriana uliginosa (N)
- Valerianella chenopodiifolia (N)
- Valerianella locusta (I)
- Valerianella radiata (N)
- Valerianella umbilicata (N)
- Vallisneria americana (N)
- Veratrum virginicum (N)
- Veratrum viride (N)
- Veratrum woodii (N)
- Verbascum blattaria (I)
- Verbascum phlomoides (I)
- Verbascum phoeniceum (I)
- Verbascum thapsus (I)
- Verbascum virgatum (I)
- Verbena bracteata (N)
- Verbena × engelmannii (N)
- Verbena hastata var. hastata (N)
- Verbena × moechina (N)
- Verbena simplex (N)
- Verbena stricta (N)
- Verbena urticifolia var. leiocarpa (N)
- Verbena urticifolia var. urticifolia (N)
- Verbesina alternifolia (N)
- Verbesina helianthoides (N)
- Verbesina occidentalis (N)
- Verbesina virginica var. virginica (N)
- Vernonia arkansana (N)
- Vernonia fasciculata ssp. fasciculata (N)
- Vernonia gigantea ssp. gigantea (N)
- Vernonia × illinoensis (N)
- Vernonia missurica (N)
- Vernonia noveboracensis (N)
- Veronica agrestis (I)
- Veronica americana (N)
- Veronica anagallis-aquatica (N)
- Veronica arvensis (I)
- Veronica austriaca ssp. teucrium (I)
- Veronica beccabunga (I)
- Veronica chamaedrys (I)
- Veronica filiformis (I)
- Veronica hederifolia (I)
- Veronica officinalis var. officinalis (I)
- Veronica peregrina ssp. peregrina (N)
- Veronica peregrina ssp. xalapensis (N)
- Veronica persica (I)
- Veronica polita (I)
- Veronica scutellata (N)
- Veronica serpyllifolia (N)
- Veronica serpyllifolia ssp. serpyllifolia (I)
- Veronica verna (I)
- Veronicastrum virginicum (N)
- Viburnum acerifolium (N)
- Viburnum buddleifolium (I)
- Viburnum dentatum var. dentatum (N)
- Viburnum dentatum var. venosum (N)
- Viburnum lantana (I)
- Viburnum lantanoides (N)
- Viburnum lentago (N)
- Viburnum molle (N)
- Viburnum nudum var. cassinoides (N)
- Viburnum opulus var. americanum (N)
- Viburnum opulus var. opulus (I)
- Viburnum plicatum (I)
- Viburnum prunifolium (N)
- Viburnum rafinesqueanum (N)
- Viburnum recognitum (N)
- Viburnum × rhytidophylloides (I)
- Viburnum rufidulum (N)
- Vicia americana ssp. americana (N)
- Vicia caroliniana (N)
- Vicia cracca ssp. cracca (I)
- Vicia hirsuta (I)
- Vicia sativa ssp. nigra (I)
- Vicia sativa ssp. sativa (I)
- Vicia tetrasperma (I)
- Vicia villosa ssp. varia (I)
- Vicia villosa ssp. villosa (I)
- Vigna unguiculata (I)
- Vinca major (I)
- Vinca minor (I)
- Viola affinis (N)
- Viola arvensis (I)
- Viola × bernardii (N)
- Viola bicolor (N)
- Viola × bissellii (N)
- Viola blanda var. blanda (N)
- Viola blanda var. palustriformis (N)
- Viola × brauniae (N)
- Viola canadensis var. canadensis (N)
- Viola × conjugens (N)
- Viola × consobrina (N)
- Viola × cooperrideri (N)
- Viola × cordifolia (N)
- Viola cucullata (N)
- Viola × eclipes (N)
- Viola × filicetorum (N)
- Viola hastata (N)
- Viola hirsutula (N)
- Viola labradorica (N)
- Viola lanceolata ssp. lanceolata (N)
- Viola macloskeyi ssp. pallens (N)
- Viola × malteana (N)
- Viola missouriensis (N)
- Viola nephrophylla (N)
- Viola odorata (I)
- Viola × palmata (N)
- Viola pedata (N)
- Viola pedatifida (N)
- Viola × populifolia (N)
- Viola × primulifolia (N)
- Viola pubescens var. pubescens (N)
- Viola pubescens var. scabriuscula (N)
- Viola × ravida (N)
- Viola rostrata (N)
- Viola rotundifolia (N)
- Viola sagittata var. ovata (N)
- Viola sagittata var. sagittata (N)
- Viola selkirkii (N)
- Viola × slavinii (N)
- Viola sororia (N)
- Viola striata (N)
- Viola tricolor (I)
- Viola triloba var. dilatata (N)
- Viola triloba var. triloba (N)
- Viola tripartita (N)
- Viola walteri (N)
- Viola × wittrockiana (I)
- Vitex negundo var. heterophylla (I)
- Vitis aestivalis var. aestivalis (N)
- Vitis aestivalis var. bicolor (N)
- Vitis cinerea var. baileyana (N)
- Vitis labrusca (N)
- Vitis riparia (N)
- Vitis vulpina (N)
- Vittaria appalachiana (N)
- Vulpia bromoides (I)
- Vulpia myuros (I)
- Vulpia octoflora var. glauca (N)
Read more about this topic: Flora Of Ohio