Eupatorium odoratum, Millet of Euphorbiaceae.
Enlarged view of Eupatorium adenophorum
The whole grass is 20 ~ 50 cm long, the stem base is knee-shaped and inclined upward, branching near the base, rough branches, dense hairs on the upper part, densely pubescent on the outside, and 4-5 cracks at the top; 4 glands, funnel-shaped, with short stalks and petal-shaped appendages. It grows on sunny slopes, valleys, roadsides and under bushes, and is more common on sandy soil or on the edge of villages.