Calamovilfa is a genus of North American plants in the grass family native to the United States and Canada. Species 1. \n* Calamovilfa arcuata K.E.Rogers - OK AL AR TN GA KY 2. \n* Calamovilfa brevipilis (Torr.) Scribn. - NJ NC SCA VA 3. \n* Calamovilfa curtissii (Vasey) Scribn. - Florida 4. \n* Calamovilfa gigantea (Nutt.) Scribn. & Merr. - COL KS NE OK AZ UT NM TX 5. \n* Calamovilfa longifolia (Hook.) Scribn. - ABT BRC MAN SAS ONT COL ID MT WA WY IL IA KS MN MO ND NE SD WI IN MI NY OH PA NMformerly included see Cinna \n* Calamovilfa poiformis - syn of Cinna poiformis