Distribution map of Bulbophyllum chaunobulbon
Bulbophyllum chaunobulbon Schltr., J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan 120 (L)
Bulbophyllum chaunobulbon Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 831, P. O'Byrne sketch, based on Schlechter 19515 (holo B, lost; iso K)
Bulbophyllum chaunobulbon Schltr., floral analysis, R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 284, fig. 1089
Bulbophyllum chaunobulbon Schltr. var. ctenopetalum Schltr., herbarium sheet, Schlechter 19515 (isotype specimen K), photo copyright the Board of Trustees of the Royal Botanic Gardens, Kew