This name is a synonym of Carex bigelowii subsp. dacica (Heuff.) T.V.Egorova.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 225848) with original publication details: Flora 18: 247 1835.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:299373-1.
This name was in version 1 of The Plant List, record kew-225848.