Xanthophthalmum segetum (corn marigold, "Arageshungiku")

Japanese name: アラゲシュンギク （荒毛春菊、粗毛春菊）
Scientific name: Xanthophthalmum segetum

[Overview]
A hairless or nearly hairless annual 20–80 cm tall.
The stem is fleshy and erect.
There are basal leaves and leaves arranged alternately on the stem; they are elliptic to obovate-lanceolate, 5–20 cm long, with irregular large teeth, and sometimes shallowly pinnately lobed.
The leaves become smaller toward the top of the stem.
There is no petiole.
The flower heads are bright yellow and 3.5–5.5 cm across.
The fruit is an achene.

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