Echinochloa crus-galli
Common Name: barnyardgrass, watergrass, cockspur
Scientific Name: Echinochloa crus-galli (L.) Beauv.
Family Name: Poaceae (Graminae) - Grass Family
Identification Notes
Life Cycle:
introduced annual, reproducing by seed
Culms:
upright, somewhat thick, smooth, flattened, often reddish-purple 
Leaves:
blades smooth, conspicuous white mid-rib, margins sometimes wavy, rolled in bud; ligule absent; sheaths smooth, flattened, open, reddish purple 
Seedheads:
panicle, straight or upward spreading branches, green to purple, spikelets compact on branches and bristled 
