Calamagrostis caespitosa V.Vassil. species synonym

Calamagrostis purpurascens subsp. poluninii (T.J.Sørensen) subspecies synonym

Calamagrostis purpurascens subsp. arctica (Vasey) Hultén subspecies synonym

Calamagrostis purpurascens var. maltei Polunin variety synonym

Calamagrostis purpurascens subsp. purpurascens subspecies accepted

Calamagrostis purpurascens f. laricina Louis-Marie form synonym

Calamagrostis sylvatica var. purpurascens Thurb. ex Vasey variety synonym

Calamagrostis wiluica Litv. ex Petrov species synonym

Calamagrostis laricina (Louis-Marie) Louis-Marie species synonym

Calamagrostis purpurascens f. compacta Louis-Marie form synonym

Trisetum williamsii Louis-Marie species synonym

Trisetum bongardii Louis-Marie species synonym

Calamagrostis czekanowskiana Litv. species synonym

Calamagrostis poluninii T.J.Sørensen species synonym

Calamagrostis sylvatica var. americana Vasey variety synonym

Deschampsia congestiformis W.E.Booth species synonym

Calamagrostis purpurascens var. arctica (Vasey) Kearney variety synonym

Calamagrostis arctica Vasey species synonym

Calamagrostis maltei (Polunin) Á.Löve & D.Löve species synonym

Calamagrostis purpurascens subsp. maltei (Polunin) A.E.Porsild subspecies synonym

Calamagrostis purpurascens var. purpurascens variety synonym

Calamagrostis yukonensis Nash species synonym

Calamagrostis purpurascens var. laricina Louis-Marie variety synonym

Calamagrostis lepageana Louis-Marie species synonym

Calamagrostis purpurascens subsp. laricina (Louis-Marie) Elven subspecies accepted

Calamagrostis sylvatica var. purpurascens Thurb. variety homotypic synonym

Calamagrostis cespitosa V.Vassil. species synonym

Calamagrostis wiluica Litv. species homotypic synonym