Echinochloa crus-galli var. aristata ("Keinubie")

Japanese name: ケイヌビエ （毛犬稗）
Scientific name: Echinochloa crus-galli var. aristata

[Overview]
An annual about 1 m tall, found in paddy fields and wetlands.
The base of the stem is slightly reddish and branches.
The leaves are linear, 30–50 cm long and 0.5–2 cm wide, and have no ligule.
Many spikelets are borne densely on a flower spike 10–25 cm long.
The spikelets are ovate, 3–4 mm long, with stiff bristles and long awns.
The first glume is small, less than half the length of the spikelet.

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