This name is a synonym of Pennisetum polystachion (L.) Schult..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 432988) with original publication details: Repert. Spec. Nov. Regni Veg. Beih. 40(1 Anh.): 70 1930.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:415256-1.
This name was in version 1 of The Plant List, record kew-432988.