Mammillaria discolor var. coniflora Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 11. 1845 Mammillaria discolor var. coniflora Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 11. 1845Taxon for this nameMammillaria discolor var. coniflora Salm-Dyck