Mammillaria dioica subsp. estebanensis (G.E.Linds.) D.R.Hunt, Mammillaria Postscripts 7: 3. 1998
Mammillaria dioica subsp. estebanensis, Mammillaria Postscripts 7: 3. 1998
is new combination for Mammillaria estebanensis in Cact. Succ. J. (Los Angeles) 39: 31. 1967