This name is a synonym of Carex paniculata subsp. calderae (A.Hansen) Lewej. & Lobin.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 225240) with original publication details: Cuad. Bot. Canaria 14-15: 61 1972.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:299007-1.
This name was in version 1 of The Plant List, record kew-225240, and has not been changed.