Mammillaria meyranii var. michoacana Franc.G.Buchenau in Cact. Suc. Mex. 14: 75. 1969 Mammillaria meyranii var. michoacana Franc.G.Buchenau in Cact. Suc. Mex. 14: 75. 1969Taxon for this nameMammillaria meyranii var. michoacana Franc.G.Buchenau