Coryphantha pycnacantha (Mart.) Lemaire [ Mammillaria pycnacantha Mart.]
      
no HD illustration available (m3)
6 278522 Coryphantha pycnacantha (Mart.) Lemaire [125 639574 Mammillaria pycnacantha Mart.] Cactaceae
W. Curtis, Bot. Mag., vol. 69 [ser. 2, vol. 16]: t. 3972 (1843) [W.H. Fitch]