This name is a synonym of Carex ruthii Mack..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 228878) with original publication details: Phytologia 4: 22 1952.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:46697-2.
This name was in version 1 of The Plant List, record kew-228878, and has not been changed.