Mammillaria hahniana subsp. mendeliana (Bravo) D.R.Hunt, Mammillaria Postscripts 6: 10. 1997
Mammillaria hahniana subsp. mendeliana, Mammillaria Postscripts 6: 10. 1997
is new combination for Neomammillaria mendeliana in Anales Inst. Biol. Univ. Nac. México 2: 195. 1931