Gymnosiphon longistylus (Benth.) Hutch. & Dalziel in Fl. W. Trop. Africa 2: 399. 1936
- =Gymnosiphon squamatus C.H.Wright in Bull. Misc. Inform. Kew 1897: 281. 1897
- =Ptychomeria squamata (C.H.Wright) Schltr. in Repert. Spec. Nov. Regni Veg. 17: 258. 1921
