This name is a synonym of Dactylorhiza traunsteineri (Saut. ex Rchb.) Soó.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 142580) with original publication details: Sitzungsber. Niederrhein. Ges. Natur- Heilk. Bonn 1926D: 14 1927.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:648676-1.
This name was in version 1 of The Plant List, record kew-142580.