This name is a synonym of Epipactis leptochila subsp. neglecta Kümpel.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 70294) with original publication details: Wildwachsenden Orchideen der Rhön 67 1996.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:993001-1.
This name was in version 1 of The Plant List, record kew-70294, and has not been changed.