This name is a synonym of Eragrostis olivacea K.Schum..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 412785) with original publication details: Bull. Agric. Congo Belge 11: 119 1920.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:401265-1.
This name was in version 1 of The Plant List, record kew-412785, and has not been changed.