Calamagrostis hyperborea Lange var. hyperborea
Calamagrostis hyperborea Lange var. hyperborea is a synonym sensu TROPICOS of:
Calamagrostis stricta subsp. inexpansa (A. Gray) Greene, an accepted subspecies name sensu FNA Ed. Comm., 2007.
Calamagrostis hyperborea Lange var. hyperborea is a synonym sensu TROPICOS of:
Calamagrostis stricta subsp. inexpansa (A. Gray) Greene, an accepted subspecies name sensu FNA Ed. Comm., 2007.