Smooth Crabgrass
Scientific Name -
Digitaria ischaemum (Schreb. ex Schweig) Schreb. ex Muhl.
Family - Gramineae
Tufted or prostrate, spreading summer annual. Leaves smooth on both surfaces. Leaf sheath smooth, few long hairs at collar. Visible membranous ligule at base of leaf blade. Seedhead with two to six "finger-like" branches. Reproduces by seed. Found throughout the United States and in Europe.