Family: Poaceae
[Calamagrostis californica Kearney, more..., Calamagrostis canadensis var. acuminata (Michx.) P.Beauv., Calamagrostis chordorrhiza Porsild, Calamagrostis expansa Rickett & Gilly, Calamagrostis fernaldii Louis-Marie, Calamagrostis hyperborea Lange, Calamagrostis hyperborea var. americana Lange, Calamagrostis hyperborea var. elongata Lange, Calamagrostis hyperborea var. stenodes Lange, Calamagrostis inexpansa var. barbulata A.Gray, Calamagrostis inexpansa var. brevior A.Gray, Calamagrostis inexpansa var. novae-angliae A.Gray, Calamagrostis inexpansa var. robusta A.Gray, Calamagrostis labradorica Kearney, Calamagrostis lacustris (Kearney) Nash, Calamagrostis lapponica var. brevipilis (Wahlenb.) Hartm., Calamagrostis pickeringii var. lacustris A.Gray, Calamagrostis stricta var. brevior (Timm) Koeler, Calamagrostis stricta var. lacustris (Timm) Koeler]
