Coryphantha sulcata (Engelm.) Britton & Rose, Cactaceae 4: 48. 1923 Coryphantha sulcata (Engelm.) Britton & Rose, Cactaceae 4: 48. 1923is new combination for Mammillaria sulcata Engelm. in Boston J. Nat. Hist. 5(2): 246. 1845Taxon for this nameCoryphantha sulcata (Engelm.) Britton & Rose, Cactaceae 4: 48. 1923