Neomammillaria echinaria (DC.) Britton & Rose, Cactaceae 4: 136, f. 148. 1923 Neomammillaria echinaria (DC.) Britton & Rose, Cactaceae 4: 136, f. 148. 1923is new combination for Mammillaria echinaria DC. in Mém. Mus. Hist. Nat. 17: 110. 1828Taxon for this nameNeomammillaria echinaria (DC.) Britton & Rose