Taxa: Calamagrostis canadensis, Calamagrostis canadensis var. canadensis (Calamagrostis canadensis var. pallida, Calamagrostis canadensis var. robusta, Calamagrostis canadensis var. typica, Calamagrostis expansa var. robusta, Calamagrostis inexpansa var. cuprea, Calamagrostis inexpansa var. robusta, Calam
... (show all)agrostis anomala, Calamagrostis atropurpurea, Calamagrostis scribneri, Calamagrostis canadensis var. imberbis, Calamagrostis hyperborea), Calamagrostis canadensis ssp. langsdorffii, Calamagrostis canadensis var. lactea, Calamagrostis canadensis var. langsdorffii, Calamagrostis canadensis var. macouniana, Calamagrostis canadensis var. scabra, Calamagrostis canadensis ssp. acuminata