Viola adunca var. uncinulata (Greene) C.L. Hitchcock & Ownbey nom. illeg.
Viola adunca var. uncinulata (Greene) C.L. Hitchcock & Ownbey nom. illeg. is a synonym sensu Ballard, 2020 of:
Viola adunca Smith var. adunca, an accepted variety name sensu FNA Ed. Comm., 2015.