This name is a synonym of Carex daltonii Boott.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 225726) with original publication details: Linnaea 40: 329 1876.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:299297-1.
This name was in version 1 of The Plant List, record kew-225726, and has not been changed.