Mammillaria pyrrhocephala var. confusa (Britton & Rose) Borg, Cacti, ed. 1: 354. 1937
Mammillaria pyrrhocephala var. confusa, Cacti, ed. 1: 354. 1937
is new combination for Neomammillaria confusa, Cactaceae 4: 102, t. 5, f. 2. 1923
Mammillaria pyrrhocephala var. confusa, Cacti, ed. 1: 354. 1937
Taxon for this name