B. cataractarum J. Braun & K. Schumacher,Mitth. Forschungsreisenden Gel. Deutsch. Schutzgeb. 2:167. 1889; B. epilobioidesWarburg, Bot. Jahrb. Syst. 22:34. 1895.; B. rubronervata De Wildeman,1908; B. rhipsaloidesA. Chevalier, Bull. Soc. Bot. France 58(Mem.8d):174. “1911". 1912;
Reference
Fl. Trop. Afr. 2:571. 1871.—J. J. de Wilde, Wageningen Univ. Papers 2001-2:187, pl. 21. 2002; JGSL9/08; The Begonian, Sep 1977;