This name is a synonym of Danthoniopsis chevalieri A.Camus & C.E.Hubb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 396402) with original publication details: Bull. Inst. Franç. Afrique Noire, A 17: 55 1955.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:390627-1.
This name was in version 1 of The Plant List, record kew-396402, and has not been changed.