⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-403295, with some changes.

Calamagrostis rigens Fr. is a synonym of Calamagrostis epigeios (L.) Roth

This name is a synonym of Calamagrostis epigeios (L.) Roth.

The record derives from WCSP which reports it as a synonym and as an illegitimate name (record 403295) with original publication details: Summa Veg. Scand. 240 1845.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:394780-1.