Awnless barnyard grass

Echinochloa colona

A tufted annual grass, up to 60 cm tall.
Stem: reddish purple or green, ascending to erect, without hairs.
Leaf: linear, 10−15 cm long, basal portion often tinged with red; ligule absent.
Inflorescence: simple, ascending racemes, green to purple, about 5−15 cm long; spikelets subsessile 1−3 mm long.

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