Viola sororia, known commonly as the common blue violet, is a short-stemmed herbaceous perennial plant native to eastern North America. It is known by a number of common names, including common meadow violet, purple violet, woolly blue violet, hooded violet, and wood violet.
Viola sororia
Viola sororia herbarium specimen.
Common Blue Violet (Viola sororia) color variant
Viola septentrionalis, Sainte-Geneviève-de-Batiscan, Quebec, Canada
Viola is a genus of flowering plants in the violet family Violaceae. It is the largest genus in the family, containing over 680 species. Most species are found in the temperate Northern Hemisphere; however, some are also found in widely divergent areas such as Hawaii, Australasia, and the Andes.
Viola (plant)
Opened seed capsule of Viola arvensis (field pansy, Melanium), showing the seeds
Viola canina
Viola biflora