This name is a synonym of Epipactis microphylla (Ehrh.) Sw..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 190670) with original publication details: Beitr. Naturk. 4: 42 1785.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:657661-1.
This name was in version 1 of The Plant List, record kew-190670, and has not been changed.