Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878 Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878is new combination for Mammillaria fasciculata Engelm., Emory, Mil. Reconn.: 156. 1848Taxon for this nameMammillaria fasciculata Engelm. ex S.Watson