Taxonomic status: Synonym

homotypic synonyms:
Amesia gigantea (Douglas ex Hook.) A.Nelson & J.F.Macbr.; Epipactis gigantea Douglas ex Hook.; Helleborine gigantea (Douglas ex Hook.) Druce; Limodorum giganteum (Douglas ex Hook.) Kuntze; Peramium giganteum (Douglas ex Hook.) J.M.Coult.;

protologue: Proc. Biol. Soc. Wash. 21: 67 (1908)
URL protologue: https://archive.org/stream/proceedingsofbio21biol#page/67/mode/2up

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