Mammillaria haageana subsp. elegans D.R.Hunt, Mammillaria Postscripts 6: 9. 1997
Mammillaria haageana subsp. elegans, Mammillaria Postscripts 6: 9. 1997
is new combination for Mammillaria collina in Monatsschr. Kakteenk. 22: 162. 1912
Mammillaria haageana subsp. elegans, Mammillaria Postscripts 6: 9. 1997
Taxon for this name