This name is a synonym of Schoenoplectus acutus (Muhl. ex Bigelow) Á.Löve & D.Löve.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 262998) with original publication details: Taxon 30: 849 1981.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:229819-2.
This name was in version 1 of The Plant List, record kew-262998.