Originated in China, it is mainly wild. It was introduced to Japan around 940 AD, and was cultivated into an excellent variety. Now the Japanese regard burdock as a high-grade vegetable with excellent nutrition and health care value.
2. A biennial herb in Compositae. Its basal leaves are broadly ovoid, up to 30 cm long and 2 1 cm wide. Most or a few flower heads are in corymbose inflorescences or conical corymbose inflorescences. Achenes are obovate or obliquely obovate, and both sides are flattened and light brown. The flowering and fruiting period is from June to September.
Extended data:
The fruit (Arctium lappa L.) and root of Arctium lappa L. can be used as traditional Chinese medicine. Burdock is distributed in Northeast China, Northwest China, Central South China, Southwest China and Hebei, Shanxi, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Guangxi and other places. The fruit has the effects of dispersing wind and heat, dispersing lung qi and penetrating rash, dispersing stagnation and detoxifying; Roots have the effects of clearing away heat and toxic materials, dispelling wind and relieving sore throat.
Fruit is often used for wind-heat cold, headache, sore throat, mumps, impenetrable rash, carbuncle and ulcer; Roots are often used for wind-heat cold, cough, sore throat, furuncle, tinea pedis and eczema.
References:
Baidu Encyclopedia _ Burdock