Bulbophyllum zebrinum

Smith, J.J., Nova Guinea 12, 1 (1913) 78, t. 20, fig. 61
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 260, fig. 993, as Bulbophyllum ornithoglossum Schltr.
O'Byrne, P., Lowland Orchid. Papua New Guinea (1994) 432, fig., pl.