An erect or clump-forming annual grass that tolerates close mowing, or may reach 11 inches in height. Primarily a weed of lawns and turfgrass, found throughout the United States. Leaves are 'keeled' and have a distinctive boat-shaped tip. The ligule is slightly pointed and membranous.
Leaf sheaths are somewhat compressed and flattened, without hairs.
May be either erect or bending, and may root at the base of the tillers. Light green grass with a boat-shaped leaf tip that resembles other lawn and turfgrass species.