⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-243363, and has not been changed.
This name is a synonym of Epipactis helleborine subsp. densifolia .
The record derives from WCSP which reports it as a synonym (record 243363
) with original publication details: Ber. Arbeitskreis. Heimische Orchid. 20: 59 2003.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:50426176-2
.