Common Name: smooth crabgrass, small crabgrassScientific Name: Digitaria ischaemum (Schreb. ex Schweig.) Schreb. ex Muhl.Family Name: Poaceae (Graminae) - Grass FamilyIdentification NotesLife Cycleintroduced annual, reproducing by seed Culmsprostrate or ascending, not rooting at nodes Leavesblades flat, hairs at base, rolled in bud; auricles absent; ligule membranous; sheaths open, flattened, smooth sometimes with sparse hairs, often reddish Seedheadswhorled spikes, spikelets two-rowed