Neomammillaria seideliana (Quehl) Britton & Rose, Cactaceae 4: 144. 1923 Neomammillaria seideliana (Quehl) Britton & Rose, Cactaceae 4: 144. 1923is new combination for Mammillaria seideliana Quehl in Monatsschr. Kakteenk. 21: 154. 1911Taxon for this nameNeomammillaria seideliana (Quehl) Britton & Rose