This name is a synonym of Eragrostis perennans Keng.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 412757) with original publication details: Acta Bot. Yunnan. 11: 305 1989.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:937688-1.
This name was in version 1 of The Plant List, record kew-412757, and has not been changed.