Mammillaria prolifera subsp. multiceps (Salm-Dyck) U.Guzmán, Cat. Cactaceas Mex.: 152. 2003 Mammillaria prolifera subsp. multiceps (Salm-Dyck) U.Guzmán, Cat. Cactaceas Mex.: 152. 2003is new combination for Mammillaria multiceps Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 81. 1850Taxon for this nameMammillaria prolifera subsp. multiceps (Salm-Dyck) U.Guzmán