Neomammillaria rettigiana (Boed.) Y.Itô, Cactaceae: 596. 1981 Neomammillaria rettigiana (Boed.) Y.Itô, Cactaceae: 596. 1981is new combination for Mammillaria rettigiana Boed. in Monatsschr. Deutsch. Kakteen-Ges. 2: 98. 1930Taxon for this nameNeomammillaria rettigiana (Boed.) Y.Itô