This name is a synonym of Scleria motleyi subsp. rostrata J.Kern.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 265786) with original publication details: Philipp. J. Sci., C 8: 363 1913.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:315109-1.
This name was in version 1 of The Plant List, record kew-265786, and has not been changed.