This name is a synonym of Dactylorhiza praetermissa var. junialis (Verm.) Senghas.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 142749) with original publication details: Ned. Kruidk. Arch. 43: 404 1933.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:51005146-1.
This name was in version 1 of The Plant List, record kew-142749.