Taxonomic status: Unresolved

homotypic synonyms:
Epiphyllum ruestii (Weing.) F.M.Knuth;

protologue: Monatsschr. Kakteenk. 24: 123 (1914)
URL protologue: https://archive.org/stream/monatsschriftfr241914neud#page/123/mode/2up

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