Cleistocactus acanthurus subsp. faustianus (Backeb.) Ostolaza in Cactaceae Consensus Init. 6: 8. 1998 Cleistocactus acanthurus subsp. faustianus (Backeb.) Ostolaza in Cactaceae Consensus Init. 6: 8. 1998Taxon for this nameCleistocactus acanthurus subsp. faustianus (Backeb.) Ostolaza