Bluejoint, Bluejoint Reedgrass: Calamagrostis canadensis var. canadensis
Cliff Reedgrass, Howell's Reedgrass: Calamagrostis howellii
Pinegrass: Calamagrostis rubescens (Synonym: Calamagrostis fasciculata)
One-and-a-half-flowered Reedgrass: Calamagrostis sesquiflora
Bluejoint, Bluejoint Reedgrass, Northern Reedgrass: Calamagrostis stricta ssp. inexpansa (Synonym: Calamagrostis canadensis var. acuminata)