Neomammillaria polythele (Mart.) Britton & Rose, Cactaceae 4: 88, f. 80. 1923
Neomammillaria polythele, Cactaceae 4: 88, f. 80. 1923
is new combination for Mammillaria polythele in Nov. Actorum Acad. Caes. Leop.-Carol. German. Nat. Cur. 16(1): 328, pl. 19. 1832