Common name: Barnyard Grass
Echinochloa crus-galli (L.) P.Beauv. APNI* 
Description: Variable annual to c. 1 m high.
Leaves with ligule absent; blade to 20 mm wide, glabrous or slightly hairy.
Panicle erect, to 22 cm long; lower racemes to 10 cm long, with few–numerous bristles. Spikelets mostly 2.5–4 mm long, acute, cuspidate or awned. Lower glume 30–50% of spikelet length, obtuse to acute or subcuspidate, 3–5-nerved; upper equal to spikelet, acute to cuspidate or shortly awned, 5–7-nerved. Lower lemma similar to upper glume, acute, cuspidate or with a scabrous awn to 5 cm long, 5–7-nerved, back scabrous to pubescent and with tubercle-based spinules on nerves. Fertile lemma broad-ovate to elliptic, 2–3.2 mm long, with a short, scabrous cusp, smooth, shining. Paleas equal to their lemmas.
Flowering: Flowers summer.
Distribution and occurrence: Widespread weed of waste areas and agricultural land. Native of Europe.
NSW subdivisions: *NC, *CC, *SC, *NT, *CT, *ST, *NWS, *CWS, *SWS, *NWP, *SWP, *NFWP, *SFWP, *LHI
Other Australian states: *Qld *Vic. *Tas. *W.A. *S.A.
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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