This name is a synonym of Dactylorhiza × jenensis (Brand) Soó.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 142699) with original publication details: Syn. Deut. Schweiz. Fl. ed. 3, 3: 2430 1904.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:648757-1.
This name was in version 1 of The Plant List, record kew-142699, and has not been changed.