⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-403260, with some changes.
This name is a synonym of Calamagrostis purpurascens R.Br..
The record derives from WCSP which reports it as a synonym (record 403260) with original publication details: J. Fac. Agric. Hokkaido Imp. Univ. 26: 145 1930.