Rough Bentgrass Agrostis scabra Willd. Tufted perennial grass without rhizomes or stolons. Upright to spreading, very slender, smooth, up to 3 feet long.
Grains ellipsoid, smooth.
Gleason and Cronquist call this plant A. hyemalis var. This species is also known as ticklegrass or hairgrass. This species has been introduced from eastern Asia.