This name is a synonym of Juncus debilis A.Gray.
The record derives from IOPI
(data supplied on 2012-03-23)
which reports it as a synonym (record 315697) with original publication details: Linnaea 18: 442 1844.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:300429-2.
This name was in version 1 of The Plant List, record kew-315697.