This name is a synonym of Carex heleonastes Ehrh. ex L.f..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50084235) with original publication details: Amer. J. Sci. Arts 27(2): 238–239, pl. U, f. 64 1835.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:299059-1.
This name was in version 1 of The Plant List, record tro-50084235.