This name is a synonym of Schizachyrium condensatum (Kunth) Nees.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 406141) with original publication details: Syst. Veg. 1: 289 1824.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:396902-1.
This name was in version 1 of The Plant List, record kew-406141.