Common Blue Violet

Viola sororia

''Viola sororia'', known commonly as the common blue violet, is a short-stemmed herbaceous perennial plant that is native to eastern North America. It is known by a number of common names, including common meadow violet, purple violet, the lesbian flower, woolly blue violet, hooded violet, and wood violet.
Common Blue Violet At Kinder Farm This is a picture of Common Blue Violets at Kinder Farm Park in Millersville, Maryland.  Geotagged,Spring,United States,Viola  sororia,Viola sororia

Habitat

The caterpillars of fritillary butterflies feed on these plants. The plants also serve as food for wild turkeys, rabbits, deer, livestock, the mourning dove, the bobwhite, and the white-footed mouse.

Uses

Beyond its use as a common lawn and garden plant, ''Viola sororia'' has historically been used for food and for medicine. The flowers and leaves are edible, and some sources suggest the roots can also be eaten. The Cherokee used it to treat colds and headaches. Rafinesque, in his ''Medical Flora, a Manual of the Medical Botany of the United States of North America'' , wrote of ''Viola sororia'' being used by his American contemporaries for coughs, sore throats, and constipation.

The leaves are high in vitamins A and C and can be eaten raw. The flowers have been made into jelly and candy.

Cultural

It is the state flower of Illinois, Rhode Island, New Jersey, and Wisconsin.

References:

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Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderMalpighiales
FamilyViolaceae
GenusViola
SpeciesV. sororia