⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-25512899, with some changes.
This name is a synonym of Calamagrostis rigescens .
The record derives from Tropicos which reports it as a synonym (record 25512899
) with original publication details: Gramineae 23 23 1841.