This name is a synonym of Grandiphyllum pohlianum (Cogn.) Docha Neto.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 208081) with original publication details: Lindleyana 16: 138 2001.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1021281-1.
This name was in version 1 of The Plant List, record kew-208081.