Mammillaria pfeifferi var. altissima Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 93. 1839 Mammillaria pfeifferi var. altissima Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 93. 1839Taxon for this nameMammillaria pfeifferi var. altissima Scheidw.
