This name is a synonym of Carex japonica Thunb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 224890) with original publication details: Nouv. Arch. Mus. Hist. Nat. III, 10: 77 1898.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:298784-1.
This name was in version 1 of The Plant List, record kew-224890, and has not been changed.