Mammillaria tomentosa var. flava Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 12. 1850 Mammillaria tomentosa var. flava Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 12. 1850Taxon for this nameMammillaria tomentosa var. flava Salm-Dyck
