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E.A. von Regel, Gartenflora, vol. 63 : p. 0, t. 0, fig. 0 (1914) [4]
Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.
E.A. von Regel, Gartenflora, vol. 63 : p. 0, t. 0, fig. 0 (1914)
