This name is a synonym of Hyparrhenia newtonii (Hack.) Stapf.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 419719) with original publication details: Nuovo Giorn. Bot. Ital. n.s., 26: 60 1919.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:405485-1.
This name was in version 1 of The Plant List, record kew-419719.