Bulbophyllum savaiense subcubicum

Smith, J.J., Nova Guinea 12, 1 (1913) 86, t. 23, fig. 69, as Bulbophyllum subcubicum J.J.Sm.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 298, fig. 1145, as Bulbophyllum quadratum Schltr.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 298, fig. 1144, as Bulbophyllum foveatum Schltr.
O'Byrne, P., Lowland Orchid. Papua New Guinea (1994) 482, fig.