Cereus eriotrichus Werderm. & Backeb., Neue Kakteen: 80. 1931 Cereus eriotrichus Werderm. & Backeb., Neue Kakteen: 80. 1931is basionym for Binghamia eriotricha (Werderm. & Backeb.) Borg, Cacti, ed. 2: 185. 1951is basionym for Borzicactus eriotrichus (Werderm. & Backeb.) Backeb. in Kakteen-Freund 3: 121. 1934Taxon for this nameCereus eriotrichus Werderm. & Backeb.