Distribution map of Bulbophyllum alticaule
Bulbophyllum alticaule Ridl., inflorescence, photo W. Harris, based on Harris 1506
Bulbophyllum alticaule Ridl., flowers, photo W. Harris, based on Harris 1506
Bulbophyllum alticaule Ridl., flowers, photo W. Harris, based on Harris 1506
Bulbophyllum alticaule Ridl., J.J. Vermeulen, drawing, plant habit and flower analysis, based on ? Kloss s.n. (Camp 6a, 500 ft.) (holo BM; iso AMES)