Mammillaria ovimamma var. brevispina Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 108. 1850 Mammillaria ovimamma var. brevispina Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 108. 1850Taxon for this nameMammillaria ovimamma var. brevispina Salm-Dyck