This name is a synonym of Carex oligocarya C.B.Clarke.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 224512) with original publication details: Pflanzenr. IV, 20(38): 494 1909.
This name was in version 1 of The Plant List, record kew-224512, and has not been changed.