⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-315978, with some changes.

Juncus tenuis f. williamsii (Fernald) F.J.Herm. is a synonym of Juncus tenuis Willd.

This name is a synonym of Juncus tenuis Willd..

The record derives from IOPI which reports it as a synonym (record 315978) with original publication details: Castanea 10: 23 1945.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:132338-2.