Neomammillaria densispina (J.M.Coult.) Britton & Rose, Cactaceae 4: 119–120, f. 126. 1923
Neomammillaria densispina, Cactaceae 4: 119–120, f. 126. 1923
is new combination for Cactus densispinus in Contr. U.S. Natl. Herb. 3(2): 96–97. 1894
Neomammillaria densispina, Cactaceae 4: 119–120, f. 126. 1923
Taxon for this name