Mammillaria bicolor var. cristata Salm-Dyck, Cact. Hort. Dyck., ed. 1849: 9. 1850
Mammillaria bicolor var. cristata, Cact. Hort. Dyck., ed. 1849: 9. 1850
is basionym for Mammillaria bicolor f. cristata, Handb. Kakteenkult.: 263. 1907
Mammillaria bicolor var. cristata, Cact. Hort. Dyck., ed. 1849: 9. 1850
Taxon for this name