Aristida purpurascens
Family: Poaceae
arrow-feather, arrow-feather three-awn
Aristida purpurascens image
Emmet J. Judziewicz  
Aristida purpurascens image
University of Wisconsin - Madison (WIS-VP)  
Etymology: Aristida: from Latin arista, meaning "awn" or "a beard"
Plants: perennial grass
Conservation Status: Native