Tephrocactus dimorphus var. pseudorauppianus (Backeb.) Backeb., Cactaceae 1: 301. 1958 Tephrocactus dimorphus var. pseudorauppianus (Backeb.) Backeb., Cactaceae 1: 301. 1958is new combination for Tephrocactus pseudorauppianus Backeb., Kaktus-ABC: 410. 1936 ["1935"]Taxon for this nameTephrocactus dimorphus var. pseudorauppianus (Backeb.) Backeb.