Cactus macracanthus Salm-Dyck, Observ. Bot. Hort. Dyck. 1: 1. 1820 Cactus macracanthus Salm-Dyck, Observ. Bot. Hort. Dyck. 1: 1. 1820Taxon for this nameCactus macracanthus Salm-Dyck