⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-377044, with some changes.
This name is a synonym of Epipactis helleborine subsp. helleborine .
The record derives from WCSP which reports it as a synonym (record 377044
) with original publication details: Mitt. Bot. Mus. Univ. Zürich 98: 189 1923 publ. 1924.