Mammillaria maelenii Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 14. 1845 Mammillaria maelenii Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 14. 1845Taxon for this nameMammillaria maelenii Salm-Dyck