This name is a synonym of Spiranthes sinensis (Pers.) Ames.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 454768) with original publication details: Bot. Reg. 7: t. 602 1821.
This name record (from WCSP) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Neottia australis in version 1 of The Plant List.