This name is a synonym of Gigantochloa verticillata (Willd.) Munro.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 417653) with original publication details: Reinwardtia 10: 305 1987.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:943870-1.
This name was in version 1 of The Plant List, record kew-417653.