This name is a synonym of Hyparrhenia glabriuscula (Hochst. ex A.Rich.) Andersson ex Stapf.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 419706) with original publication details: J. Agric. Trop. Bot. Appl. 1: 46 1954.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:405473-1.
This name was in version 1 of The Plant List, record kew-419706, and has not been changed.