This name is a synonym of Calamagrostis stricta (Timm) Koeler.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 403067) with original publication details: Oekon. Fl. Wetterau 1: 94 1799.
This name was in version 1 of The Plant List, record kew-403067.