Neobesseya similis (Engelm.) Britton & Rose, Cactaceae 4: 52. 1923 Neobesseya similis (Engelm.) Britton & Rose, Cactaceae 4: 52. 1923is new combination for Mammillaria similis Engelm. in Boston J. Nat. Hist. 5(2): 246. 1845Taxon for this nameNeobesseya similis (Engelm.) Britton & Rose