by Ovcharenko, G.V, Riabova, V.P, Sheremet, G.F
Published in Biulleten' - Gosudarstvennyi Nikitskii botanicheskii sad (1983)

by PRUZHINER V.L, ZHADAEV V.G, SHEREMET G.F, FILIPPOV P.N, MOROZOVA N.A, YAKOVLEV V.G
Year of Publication 30.11.1958