Neomammillaria tetracantha (Salm-Dyck ex Pfeiff.) Britton & Rose, Cactaceae 4: 106–107, f. 108. 1923
Neomammillaria tetracantha, Cactaceae 4: 106–107, f. 108. 1923
is new combination for Mammillaria tetracantha, Enum. Diagn. Cact.: 18. 1837
Neomammillaria tetracantha, Cactaceae 4: 106–107, f. 108. 1923
Taxon for this name