Kefersteinia alba Schltr., Repert. Spec. Nov. Regni Veg. 19: 228. 1923.
TYPE: Costa Rica. Bois, sur une grosse liana, San Pedro de San Ramón, 1075 m, July 1922, fleurs blanches, A.M. Brenes 284 [holotype, B, destroyed; lectotype, selected by Pupulin (2001), copy of Schlechter drawings of the holotype, AMES].