Sorghum halepense f. muticum ("Himemorokoshi")

Japanese name: ヒメモロコシ （姫蜀黍）
Scientific name: Sorghum halepense f. muticum

[Overview]
A perennial 0.5–2 m tall, found in fields and along roadsides.
It has thick creeping rhizomes.
The leaves are simple and alternate, linear, 20–60 cm long and 1–2 cm wide, with a thick, distinct midrib.
The leaf margins are rough.
The flower spike is a panicle formed by many spikelets gathered at the stem tip.
The spikelets have no awns.

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