Taxonomic status: Synonym

homotypic synonyms:
Cereus adustus var. radians (Engelm.) Engelm.; Cereus adustus var. radians (Engelm.) J. Coulter; Echinocereus adustus Engelm.;

protologue: Pl. Fendler. : 50 (1849)
URL protologue: https://archive.org/stream/mobot31753002327622#page/50/mode/2up

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