Cephalocereus senilis (Haw.) Pfeiff. [ Cereus senilis (Haw.) Salm-Dyck ex DC.]
      
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6 222772 Cephalocereus senilis (Haw.) Pfeiff. [125 172003 Cactus senilis Haw.] Cactaceae
W. Rhind, Hist. Veg. Kingd.: t. 12, fig. 2 (1868) [W.H. Fitch]