This name is a synonym of Carex cumulata (L.H.Bailey) Mack..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 224367) with original publication details: Bull. Torrey Bot. Club 20: 422 1893.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:45690-2.
This name was in version 1 of The Plant List, record kew-224367.