Echinopsis cerdana Cárdenas in Cactus (Paris) 65: 177. 1959
Echinopsis cerdana in Cactus (Paris) 65: 177. 1959
is basionym for Lobivia ferox f. cerdana in Kaktusy (Brno) 28: 58. 1992
Holotype: Bolivia, Bolivia: Potosf, Cornelio Saavedra, "near Cerda", alt. 3600 m, Jan 1956, Vidaurre s.n. in Cárdenas 5504 (LIL: 531535)