This name is a synonym of Juncus jacquinii L..
The record derives from IOPI
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 314470) with original publication details: Encycl. 3: 271 1789.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:442708-1.
This name was in version 1 of The Plant List, record kew-314470, and has not been changed.