This name is a synonym of Dactylorhiza fuchsii subsp. sooana (Borsos) Borsos.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 332355) with original publication details: Kompend. Eur. Orchid. 40 2004.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:77065116-1.
This name was in version 1 of The Plant List, record kew-332355, and has not been changed.