Parodia mammulosa subsp. eugeniae (Vliet) Hofacker in Cactaceae Consensus Init. 6: 11. 1998
Parodia mammulosa subsp. eugeniae in Cactaceae Consensus Init. 6: 11. 1998
is new combination for Notocactus eugeniae in Succulenta (Netherlands) 55(2): 24. 1976