This name is a synonym of Carex × xanthocarpa Degl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 225483) with original publication details: Bull. Soc. Linn. Normandie IV, 9: 76 1895.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:299122-1.
This name was in version 1 of The Plant List, record kew-225483, and has not been changed.