Viola altaica Ker Gawl. [ Viola monochroa Klokov]
no HD illustration available (m1)
Viola altaica Ker Gawl. [Violaceae]
V.L. Komarov (Komorov), Fl. URSS, vol. 15 : p. 463, t. 22, fig. 4 (1934-1964)