This name is a synonym of Carex austrina Mack..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 229591) with original publication details: Mem. Torrey Bot. Club 5: 88 1894.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:46836-2.
This name was in version 1 of The Plant List, record kew-229591.