This name is a synonym of Spiranthes romanzoffiana Cham..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 134212) with original publication details: Engl. Fl. 4: 36 1828.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:645320-1.
This name was in version 1 of The Plant List, record kew-134212.