This name is a synonym of Dactylorhiza fuchsii subsp. hebridensis (Wilmott) Soó.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 55294) with original publication details: Nom. Nov. Gen. Dactylorhiza 8 1962.
This name was in version 1 of The Plant List, record kew-55294, and has not been changed.