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V.L. Komarov (Komorov), Fl. URSS, vol. 6 : p. 477, t. 26, fig. 7 (1934-1964) [450]
Illustration contributed by:
Smithsonian Institute, Washington, D.C., U.S.A.
V.L. Komarov (Komorov), Fl. URSS, vol. 6 : p. 477, t. 26, fig. 7 (1934-1964)
