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Ripe fruit of the Asteraceae plant burdock.

Burdock seed, Chinese medicine name. It is the dry, ripe fruit of the biennial herb burdock of the Asteraceae family. It is long inverted ovate, slightly flattened, slightly curved, 5~7mm long, 2~3mm wide. The surface is gray-brown, with purple-black spots, with several longitudinal edges, usually 1~2 in the middle is more obvious. apex bluntly rounded, slightly broad, with a ring on the apex and a remnant of a dotted peduncle in the middle; The base is slightly narrower and the face is paler. The peel is hard, cotyledons 2, pale yellowish white, rich in oil. Odorless, slightly pungent and slightly numb after bitter taste. When the autumn fruit is ripe, the fruit order is harvested, dried in the sun, the fruit is laid, the impurities are removed, and then dried in the sun. Use raw or stir-fry, mash when used. It has the effect of evacuating wind fever, promoting lung diaphragm, dispersing pharyngeal knots, detoxifying and reducing swelling. It belongs to the divergent wind and heat drug in the antidote. Modern research, burdock seed can also be used to prevent and treat diabetic nephropathy, burdock fruit contains arctilin through hydrolysis of arctilin has anticancer activity.