This name is a synonym of Ponerorchis joo-iokiana (Makino) Soó.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50023213) with original publication details: Bull. Natl. Sci. Mus. 31: 152 1952.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:654707-1.
This name was in version 1 of The Plant List, record tro-50023213, and has not been changed.