Echinocereus engelmannii (Parry ex Engelm.) Lemaire [ Cereus engelmannii Parry ex Engelm.]
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6 369922 Echinocereus engelmannii (Parry ex Engelm.) Lemaire [125 225860 Cereus engelmannii Parry ex Engelm.] Cactaceae
Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 57 () [P. Roetter]