Neomammillaria umbrina (Ehrenb.) Britton & Rose, Cactaceae 4: 164. 1923
Neomammillaria umbrina, Cactaceae 4: 164. 1923
is new combination for Mammillaria umbrina in Allg. Gartenzeitung 17: 287. 1849
Neomammillaria umbrina, Cactaceae 4: 164. 1923
Taxon for this name