Viola sororia Willdenow var. 1 ["glabrous" variant] . Section: Nosphinium. Subsection: Borealiamericanae. Phen: Apr-May. Hab: Moist forests. Dist: Se. PA, w. VA, w. NC; poorly known and probably more widespread.
Origin/Endemic status: Endemic
Syn: < Viola sororia – K4
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