⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Calamagrostis gracilis in version 1.1 of The Plant List.
This name is a synonym of Calamagrostis rigida .
The record derives from Tropicos which reports it as a synonym (record 50051686
) with original publication details: Meded. Rijks-Herb. 40: 61 61 1921.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:40445-2
.