This name is a synonym of Schizachne purpurascens (Torr.) Swallen.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 397993) with original publication details: Rhodora 7: 244 1905.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:27210-2.
This name was in version 1 of The Plant List, record kew-397993.