⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-376774, with some changes.
This name is a synonym of Platanthera bifolia subsp. bifolia .
The record derives from WCSP which reports it as a synonym (record
376774) with original publication details: Fl. Schweiz ed. 2: 74 1914.