⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-402817, with some changes.
This name is a synonym of Calamagrostis inexpansa A.Gray.
The record derives from WCSP which reports it as a synonym (record 402817) with original publication details: Bull. Div. Agrostol. U.S.D.A. 11: 40 1898.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:40457-2.