barnyard grass, more...barnyardgrass, barnyard grass, cockspur, Japanese millet, large barnyard grass, watergrass (es: zacate de agua, zacate de corral)
Plant: Annual grass sometimes >1 m; inflorescence a panicle with branches to 10 cm long; spikelets subsessile, crowded along spike branches, not in definite rows; sterile lemma extending into a stout awn as much as 3 cm long.
