Distribution map of Bulbophyllum frustrans
Bulbophyllum frustrans J.J.Sm., plant habit, photo E.F. de Vogel, Leiden cult. 20031577
Bulbophyllum frustrans J.J.Sm., flower, oblique lateral view, photo E.F. de Vogel, Leiden cult. 20031577
Bulbophyllum frustrans J.J.Sm., floral analysis, drawing J.J. Smith, from Bogor cult. (Exp. Lorentz, Djibdja 604) s.n.
Bulbophyllum frustrans J.J.Sm., herbarium sheet, Bogor cult. s.n. (?isotype L)