Setaria viridis var. pachystachys ("Hamaenokoro")

Japanese name: ハマエノコロ （浜狗尾草）
Scientific name: Setaria viridis var. pachystachys

[Overview]
An annual 15–25 cm tall, found on coastal dunes, in grasslands near the shore and along roadsides, often growing in colonies.
The stems lie down, branch well at the base, and spread radially.
The leaves are lanceolate, 4–8 cm long and 0.5–1 cm wide, and slightly tinged with purple.
An elliptic inflorescence 1.5–3 cm long and 1 cm across is produced at the stem tip.
The inflorescence is densely set with spikelets, and its awns are long and pale yellowish green or slightly tinged with purple.
The spikelets are elliptic, 2 mm long, and yellowish green.

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