Distribution map of Bulbophyllum exasperatum
Bulbophyllum exasperatum Schltr., floral analysis, drawing J.J. Smith, from Docters van Leeuwen 10775
Bulbophyllum exasperatum Schltr., column and lip, drawing J.J. Smith, from Docters van Leeuwen 10775
Bulbophyllum exasperatum Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 247, fig. 940