Mammillaria discolor subsp. esperanzaensis (Boed.) D.R.Hunt, Mammillaria Postscripts 6: 7. 1997 Mammillaria discolor subsp. esperanzaensis (Boed.) D.R.Hunt, Mammillaria Postscripts 6: 7. 1997is new combination for Mammillaria esperanzaensis Boed., Kaktus-ABC: 392. 1935Taxon for this nameMammillaria discolor subsp. esperanzaensis (Boed.) D.R.Hunt