Mammillaria rhodantha subsp. fera-rubra Mammillaria rhodantha subsp. fera-rubra (Schmoll ex R.T.Craig) D.R.Hunt, Mammillaria Postscripts 6: 8. 1997 sec. Hunt 201611. Hunt, D.R. 2016: CITES Cactaceae Checklist. 3rd edition. – published by the authorContent