Echinocereus pulchellus (Mart.) Schumann [ Echinocactus pulchellus Mart.]
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Echinocereus pulchellus (Mart.) Schumann [ Echinocactus pulchellus Mart.] [Cactaceae]
Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur., vol. 16(): : t. 23, fig. 2 (1833) [unsigned]