Echinocereus chloranthus (Engelm.) J.N.Haage [ Cereus chloranthus Engelm.]
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Echinocereus chloranthus (Engelm.) J.N.Haage [ Cereus chloranthus Engelm.] [Cactaceae]
Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 38 () [P. Roetter]