Neomammillaria standleyi Britton & Rose, Cactaceae 4: 97, f. 93. 1923
Neomammillaria standleyi, Cactaceae 4: 97, f. 93. 1923
is basionym for Mammillaria standleyi in Cactography 8. 1926
Neomammillaria standleyi, Cactaceae 4: 97, f. 93. 1923
Taxon for this name