Cereus lamprospermus Holotype: Bolivia, El Beni, Ballivian, near Reyes, near houses as a fence, alt. 300 m, Jun 1953, M. Cárdenas 5048 (LIL: LIL000958) Paraguay, Río Paraguay, near Fuerte Olympo, 12 Jan 1898, Anisits 2 (B, in spirit) Paraguay, near Estancia Tagatiya, tierra colorada, 20 Jan 1898, Anisits 11 (B, in spirit)