Calamovilfa longifolia var. longifolia
Family: Poaceae
prairie sand-reed
Calamovilfa longifolia var. longifolia image
University of Wisconsin - Madison (WIS-VP)  
Etymology: Calamovilfa: from Greek mythological figure Kalamos, the son of Maiandros (aka Meander), god of the Meander River and vilfa, an early name appled to a genus of grass
Plants: perennial grass
Conservation Status: Native