Viola canadensis
Viola canadensis is more commonly known as Canadian white violet, Canada violet, tall white violet, or white violet. It is widespread across much of Canada and the United States, from Alaska to Newfoundland, south as far as Georgia and Arizona.
Viola canadensis bears white blooms with yellow bases and sometimes streaks of purple. The petals are purple tinged on the backside. The leaves are heart-shaped, with coarse, rounded teeth.
The species is threatened or endangered in some areas, though abundant in others.
Viola canadensis var. canadensis
Viola canadensis subsp. canadensis
Viola canadensis var. rugulosa (Greene) C.L. Hitchc.
Viola canadensis subsp. scopulorum (A. Gray) House
References
External links
Connecticut Botanical Society: Viola canadensis
United States Department of Agriculture Plants Profile: Viola canadensis var. canadensis
United States Department of Agriculture Plants Profile: Viola canadensis var. rugulosa
photo of herbarium specimen at Missouri Botanical Garden, collected in New Mexico in 1897, isotype of Viola neo-mexicana/Viola neomexicana, syn of Viola canadensis