Drepananthus carinatus· Ridl.
Ridley, H. N. (1922) Fl. Malay Penins. 1: 38.
Burkill,I.H. S.F.N. 6843; Syntypi: GH, K, SING
Abu bin Talib 2263; Syntypi: K, SING
 ≡ syn.  Cyathocalyx carinatus· (Ridl.) J. Sinclair
Sinclair, J. (1955-02-15) Gard. Bull. Singapore 14 (2): 241-242.