This name is a synonym of Cephalanthera longifolia (L.) Fritsch.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 36660) with original publication details: in Fl. Afr. Nord 6: 359 1959 publ. 1960.
This name was in version 1 of The Plant List, record kew-36660.