Bulbophyllum aemulum

Smith, J.J., Nova Guinea 8, 1 (1909) 139, t. 46, fig. 154, as Bulbophyllum dubium J.J.Sm.
Smith, J.J., Nova Guinea 8, 3 (1911) 595, as Bulbophyllum dubium J.J.Sm.
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 753
Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 249, fig. 948
Smith, J.J., Nova Guinea 14, 3 (1929) 474