Neomammillaria macracantha (DC.) Britton & Rose
      
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2 695766 Neomammillaria macracantha (DC.) Britton & Rose [80 639278 Mammillaria macracantha DC.] Cactaceae
N.L. Britton, J.N. Rose, Cact., vol. 4 : t. 9 (1923) [M.E. Eaton]