⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-190606, with some changes.
This name is a synonym of Epipactis gigantea Douglas ex Hook..
The record derives from WCSP which reports it as a synonym (record 190606) with original publication details: Proc. Biol. Soc. Wash. 21: 67 1908.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:234737-2.