Gary Walton: Viola adunca (hooked spur violet)
Gary Walton: Viola adunca sideview showing elongate spur
Gary Walton: Viola canadensis (Canada violet, tall white violet)
Gary Walton: Viola canadensis (Canada violet, tall white violet)
Gary Walton: Viola canadensis (Canada violet, tall white violet) leaves
Gary Walton: Viola conspersa (blue violet)
Gary Walton: Viola cultivar "Yesterday, today and tomorrow"
Gary Walton: Viola novae-anglia (New England violet)
Gary Walton: Viola novae-angliae (New England violet)
Gary Walton: Viola pedata (bird's foot violet)
Gary Walton: Viola pedata (bird's foot violet)
Gary Walton: Viola pubescens (downy yellow violet)
Gary Walton: Viola pubescens (downy yellow violet)
Gary Walton: Viola renifolia (kidney-leaf violet)
Gary Walton: Viola sororia (blue violet, common meadow violet)
Gary Walton: Viola sororia (blue violet, common meadow violet)
Gary Walton: Viola sororia (hooded violet, common blue violet) showing hairs on middle pair of petals
Gary Walton: Viola conspersa sideview showing spur
Gary Walton: Viola conspersa
Gary Walton: Viola adunca (hooked spur violet)
Gary Walton: Viola sp.
Gary Walton: Viola sp. showing sepals and spur
Gary Walton: Viola sororia (blue violet, white form)
Gary Walton: Viola adunca (hooked spur violet)
Gary Walton: Viola blanda (sweet white violet)
Gary Walton: Viola cucullata
Gary Walton: Viola conspersa (violet)
Gary Walton: Viola conspersa