Bulbophyllum diceras Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 739
Type: Schlechter 20326 (holo B, lost; iso AMES, BO, L)
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Bulbophyllum bicornutum Schltr., Bot. Jahrb. Syst. 58 (1923) 137
Type: Ledermann 11452 (holo B, lost)