Neobesseya missouriensis subsp. similis (Engelm.) Doweld in Sukkulenty 3: 37. 2000 Neobesseya missouriensis subsp. similis (Engelm.) Doweld in Sukkulenty 3: 37. 2000is new combination for Mammillaria similis Engelm. in Boston J. Nat. Hist. 5(2): 246. 1845Taxon for this nameNeobesseya missouriensis subsp. similis (Engelm.) Doweld