This name is a synonym of Brachypodium mexicanum (Roem. & Schult.) Link.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 399967) with original publication details: Phytologia 49: 38 1981.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:35965-2.
This name was in version 1 of The Plant List, record kew-399967.