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 224953) with original publication details: Meddel. Grønland 147(9): 50 1952.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60449073-2.
This name was in version 1 of The Plant List, record kew-224953.