Loxanthocereus acanthurus var. ferox Backeb. in Cact. Succ. J. (Los Angeles) 23: 19. 1951 Loxanthocereus acanthurus var. ferox Backeb. in Cact. Succ. J. (Los Angeles) 23: 19. 1951Taxon for this nameLoxanthocereus acanthurus var. ferox Backeb.
