Echinocereus roetteri (Engelm.) Engelm. ex Rümpler [ Cereus roetteri Engelm.]
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5 370203 Echinocereus roetteri (Engelm.) Engelm. ex Rümpler [116 226447 Cereus roetteri Engelm.] Cactaceae
Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 41 () [P. Roetter]