Calamagrostis pickeringii var. lacustris (Kearney) Hitchcock

Calamagrostis pickeringii var. lacustris (Kearney) Hitchcock is a synonym sensu TROPICOS of:

Calamagrostis stricta subsp. inexpansa (A. Gray) Greene, an accepted subspecies name sensu FNA Ed. Comm., 2007.