Bulbophyllum longisepalum Rolfe, flower, oblique lateral view, photo M. Perry, based on Perry 330
Bulbophyllum longisepalum Rolfe, coloured plate (as Bulbophyllum grandiflorum Blume), from Lindenia 3 (1887) pl. 108, photo Swiss Orchid Foundation at the Herbarium Jany Renz, http://orchid.unibas.ch