This name is a synonym of Phaius pauciflorus var. pallidus (Ridl.) Holttum.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 151066) with original publication details: J. Linn. Soc., Bot. 32: 313 1896.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:650453-1.
This name was in version 1 of The Plant List, record kew-151066, and has not been changed.