Echinocereus fendleri (Engelm.) Rümpler [ Cereus fendleri Engelm.]
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6 369947 Echinocereus fendleri (Engelm.) Rümpler [125 225888 Cereus fendleri Engelm.] Cactaceae
Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 51 () [P. Roetter]