This name is a synonym of Carex foliosissima F.Schmidt.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 232263) with original publication details: Bull. Soc. Philom. Paris VIII, 7: 88 1895.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:303016-1.
This name was in version 1 of The Plant List, record kew-232263.