This name is a synonym of Hyparrhenia diplandra (Hack.) Stapf.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 419802) with original publication details: Kew Bull., Addit. Ser. 2: 161 1969.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:405554-1.
This name was in version 1 of The Plant List, record kew-419802.