This name is a synonym of Carex saxatilis L..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 9906964) with original publication details: Amer. J. Sci. Arts 27: 237 1835.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:310690-2.
This name was in version 1 of The Plant List, record tro-9906964.