This name is a synonym of Gymnadenia × chanousiana G.Foelsche & W.Foelsche.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 93752) with original publication details: Ber. Deutsch. Bot. Ges. 7: 317 1889.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:636605-1.
This name was in version 1 of The Plant List, record kew-93752.