This name is a synonym of Carex banksii var. odontolepis (Phil.) Kük..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 229187) with original publication details: Linnaea 29: 82 1858.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:301292-1.
This name was in version 1 of The Plant List, record kew-229187, and has not been changed.