Cleistocactus hystrix (Rauh & Backeb.) Ostolaza in Brit. Cact. Succ. J. 16(3): 133. 1998 Cleistocactus hystrix (Rauh & Backeb.) Ostolaza in Brit. Cact. Succ. J. 16(3): 133. 1998is new combination for Loxanthocereus hystrix Rauh & Backeb., Descr. Cact. Nov. 1: 15. 1957 ["1956"]Taxon for this nameCleistocactus hystrix (Rauh & Backeb.) Ostolaza