Burdock root, a traditional Chinese medicine name (also known as Oxytropis root, Rattus mucilaginosus root, Bovine vegetable), is spindle shaped, with dark brown skin and wrinkles, and can be made into delicious tea or soup. Burdock is distributed in northeast, northwest, central south, southwest, Hebei, Shanxi, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Guangxi and other places. It has the effect of dispelling wind heat and disinfecting swelling. It is commonly used for wind heat colds, headache, cough, hot toxic facial swelling, sore throat, swollen gums, rheumatic arthralgia, mass of body mass, carbuncle, furuncle and sore.
Morphological characteristics: burdock is also known as mouse slime herb, yaka head, bat thorn, burdock weng dish, morning glory, starved dead bag herb, lumpy vegetable, elephant ear, old sow ear, mouse seeing sorrow, mouse worrying. Biennial herb, 1-2m high. The root is thick, fleshy, conical. The stem is upright, with many branches in the upper part, purplish brown, and longitudinal ribs. Basal leaves are large, clustered, and long stalked; Stem leaves alternate; The leaf blade is long ovate or broadly ovate, 20-50cm long, 15-40cm wide, blunt at the apex, with sharp spines, and the base is often heart-shaped, whole or with irregular wavy micro teeth, green or dark green above. It is sparsely hairy, and below it is densely covered with gray white short hairs. The capitulum is clustered on the top of the stem or arranged into a corymb, 2-4cm in diameter, 3-7cm in peduncle length, with shallow grooves on the surface and densely covered with fine hairs; Involucral bracts are spherical, bracts are numerous, imbricate, lanceolate or linear lanceolate, apex hooked; The flowers are small, reddish purple, tubular flowers, bisexual, with 5 lobed corolla apex, 5 polygamous stamens, alternating with corolla lobes, and yellow anthers; Ovary inferior, 1-locular, apex disciform, with short setose crown hairs; Style slender, stigma 2-lobed. Achenes oblong or oblong obovate, grayish brown, longitudinally ribbed, crown hairs short spiny, yellowish brown. Flowering from June to August, fruiting from August to October.
Growth environment: often cultivated. The wild people are mostly born near mountain roads, ditches, wastelands, sunny grasslands on hillsides, forest edges, and villages and towns. It is distributed in the northeast, northwest, central south, southwest, Hebei, Shanxi, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Guangxi and other places