⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-403272, with some changes.

Calamagrostis purpurea subsp. langsdorffii (Link) Tzvelev is a synonym of Calamagrostis purpurea (Trin.) Trin.

This name is a synonym of Calamagrostis purpurea (Trin.) Trin..

The record derives from WCSP which reports it as a synonym (record 403272) with original publication details: Novosti Sist. Vyssh. Rast. 2: 34 1965.