Lophion rostratum (Pursh) Nieuwl. & Kaczm. [ Viola rostrata Pursh]
no HD illustration available (m1)
Lophion rostratum (Pursh) Nieuwl. & Kaczm. [ Viola rostrata Pursh] [Violaceae]
Helen Sharp, Water-color Sketches Amer. Pl.: (1888-1910) [Helen Sharp]