Echinonyctanthus tubiflorus (Pfeiff.) Lem., Cact. Gen. Sp. Nov.: 85. 1839 Echinonyctanthus tubiflorus (Pfeiff.) Lem., Cact. Gen. Sp. Nov.: 85. 1839is new combination for Cereus tubiflorus Pfeiff., Enum. Diagn. Cact.: 71. 1837Taxon for this nameEchinonyctanthus tubiflorus (Pfeiff.) Lem.