This name is a synonym of Cyperus thyrsiflorus Jungh. ex Schltdl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 332286) with original publication details: Pl. Itin. Eugeniae 121 1910.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:75186-2.
This name was in version 1 of The Plant List, record kew-332286, and has not been changed.