⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-314935, and has not been changed.
This name is a synonym of Juncus effusus subsp. pacificus (Fernald & Wiegand) Piper & Beattie.
The record derives from IOPI which reports it as a synonym (record 314935) with original publication details: Rhodora 12: 89 1910.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:132123-2.