Peniocereus diguetii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 119. 1951 Peniocereus diguetii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 119. 1951is new combination for Cereus diguetii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 1: 319. 1895Taxon for this namePeniocereus diguetii (F.A.C.Weber) Backeb.