⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-36640, with some changes.
This name is a synonym of Cephalanthera longifolia (L.) Fritsch.
The record derives from WCSP which reports it as a synonym and as an illegitimate name (record 36640) with original publication details: De Orchid. Eur. 38 1817.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:622372-1.