Distribution map of Bulbophyllum singuliflorum
Overview picture of Bulbophyllum nubigenum Schltr.
Bulbophyllum nemorosum Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 309, fig. 1188
Bulbophyllum nubigenum Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 309, fig. 1189