Taxonomic status: Synonym

homotypic synonyms:
Echinocereus roemeri (Muehlenpf.) Engelm. ex J.N.Haage; Echinocereus roemeri (Muehlenpf.) Rydb.;

protologue: Allg. Gartenzeitung 16: 19 (1848)
URL protologue: http://kulturerbe.niedersachsen.de/viewer/objekt/isil_DE-35_allgga_166221120_0016/5/

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