Mammillaria rhodantha subsp. fera-rubra (Schmoll ex R.T.Craig) D.R.Hunt, Mammillaria Postscripts 6: 8. 1997
Mammillaria rhodantha subsp. fera-rubra, Mammillaria Postscripts 6: 8. 1997
is new combination for Mammillaria fera-rubra, Mammill. Handb.: 309. 1945
Mammillaria rhodantha subsp. fera-rubra, Mammillaria Postscripts 6: 8. 1997