What role does Bidens bipinnata play?

Bidens bipinnata is panicum miliaceum, distributed in East China, Central China, South China and Southwest China. It often grows in villages, roadsides and grasslands and belongs to Bidens of Compositae.

First, the external form of Bidens bipinnata

1, natural: the stem is erect, bald, quadrangular, about one meter high, hairless or sparsely hairy.

2. Leaves: the lower leaves of the stem are small, trifoliate or undivided, and wither before flowering; The leaf in the middle of the stem has a slightly longer petiole, and there are often three leaflets at the top of the petiole. The leaflets on both sides are very small, and the upper leaflets are very large, up to seven centimeters long, and the leaves are serrated. The upper leaflets of the stem are small, trifoliate or undivided, narrowly lanceolate.

3. Flowers: the head is about 8 mm in diameter and has a pedicel about 6 cm long; The involucral bracts have seven to eight bracteoles, white, spoon-shaped, slightly wider at the upper part, and the fruit period can reach 5 mm, which is herbaceous; The outer stalk is lanceolate, about 5 mm long, membranous, brown on the back and yellow on the edge; No ligulate flowers, discoid flowers.

4. Fruit: Achene is black, slightly flat and angular, about 1 cm long, with 3 ~ 4 spines at the top.

Second, the role of Bidens bipinnata

Bidens bipinnata is a common folk herb, which has the effects of clearing away heat and toxic materials, removing blood stasis and promoting blood circulation. It can be used to treat upper respiratory tract infection, sore throat, acute appendicitis, hepatitis, gastroenteritis, rheumatic joint pain, snake bite and other diseases. Please follow the doctor's advice when taking medicine.

The above are only personal opinions for reference.