This name is a synonym of Schoenoplectus tabernaemontani (C.C.Gmel.) Palla.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 264982) with original publication details: Fl. Bad. 1: 101 1805.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:324894-2.
This name was in version 1 of The Plant List, record kew-264982.