This name is a synonym of Brachiaria platyphylla (Munro ex C.Wright) Nash.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 449529) with original publication details: Syst. Bot. 13: 606 1988.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:945693-1.
This name was in version 1 of The Plant List, record kew-449529, and has not been changed.