Pilocereus deficiens (Otto & A.Dietr.) Walton in Cact. J. (London) 1: 26. 1898 Pilocereus deficiens (Otto & A.Dietr.) Walton in Cact. J. (London) 1: 26. 1898is new combination for Cereus deficiens Otto & A.Dietr. in Allg. Gartenzeitung 6: 28. 1838Taxon for this namePilocereus deficiens (Otto & A.Dietr.) Walton