Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
Flora of North America
Calamagrostis porteri ssp. porteri
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
No pictures are available at this time.