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H.G.A. Engler, Pflanzenr., vol. 50(II.B.21. Pars I.): [Heft 45], (Orchidaceae - Monandreae - Dendrobiinae Pars I (Genera n. 275-277)): p. 179, fig. 13 (1907) [53]

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University of Toronto Library, Canada

H.G.A. Engler, Pflanzenr., vol. 50(II.B.21. Pars I.): [Heft 45], (Orchidaceae - Monandreae - Dendrobiinae Pars I (Genera n. 275-277)): p. 179, fig. 13 (1907)