⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-55382, with some changes.
This name is a synonym of Dactylorhiza majalis subsp. occidentalis (Pugsley) P.D.Sell.
The record derives from WCSP which reports it as a synonym (record 55382) with original publication details: Watsonia 6: 131 1965.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:626630-1.