This name is a synonym of Eragrostis longiramea Swallen.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 412636) with original publication details: Ann. Missouri Bot. Gard. 64: 328 1977 publ. 1978.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:882084-1.
This name was in version 1 of The Plant List, record kew-412636, and has not been changed.