Mammillaria karwinskiana subsp. beiselii (Diers) D.R.Hunt, Mammillaria Postscripts 6: 11. 1997
Mammillaria karwinskiana subsp. beiselii, Mammillaria Postscripts 6: 11. 1997
is new combination for Mammillaria beiselii in Kakteen And. Sukk. 30(3): 60. 1979
Mammillaria karwinskiana subsp. beiselii, Mammillaria Postscripts 6: 11. 1997