Neomammillaria mercadensis (Patoni) Britton & Rose, Cactaceae 4: 145, f. 160. 1923
Neomammillaria mercadensis, Cactaceae 4: 145, f. 160. 1923
is new combination for Mammillaria mercadensis in Alianza Cient. Univ. 1: 54. 1910
Neomammillaria mercadensis, Cactaceae 4: 145, f. 160. 1923
Taxon for this name