This name is a synonym of Carex lagunensis M.E.Jones.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 225985) with original publication details: Amer. Midl. Naturalist 51: 268 1954.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:46086-2.
This name was in version 1 of The Plant List, record kew-225985, and has not been changed.