Burdock root knowledge introduction: Burdock root is the root of Burdock in Compositae. Burdock is a biennial herb, which grows on the edge of gully forest and the roadside of Shan Ye. Well-bred. Roots will be dug, washed and dried in Heilongjiang, Jilin, Liaoning, Hebei, Henan, Shanxi, Shaanxi, Ningxia, Gansu, Qinghai, Xinjiang, Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Hubei, Hunan, Guangxi, Sichuan, Guizhou and Yunnan for more than 10 month. Burdock roots are spindle-shaped, fleshy and erect. The skin is dark brown, wrinkled, fragile, yellow and white in section, slightly bitter and sticky. Pueraria lobata knowledge introduction: Pueraria lobata is the root of leguminous plants and a perennial of leguminous plants. Its roots are not only ancient plants for famine relief, but also Chinese herbal medicines commonly used in traditional Chinese medicine. The whole plant is covered with yellow-brown bristles. Tri-reversion leaves alternate, stipules peltate and elliptic; The central leaflet is rhombic-ovoid or broadly ovoid, and the lateral leaflets are oblique ovoid, with rough sides and dense back; Stipules peltate, small stipules acicular. Racemes axillary, with dense flowers; Bracteoles ovate or lanceolate; Calyx bell-shaped, calyx teeth 5, upper 2 teeth combined, lower L teeth longer, both inside and outside yellow fur; Corolla butterfly, blue-purple, about 1.5cm long. Pods are linear, 5 ~ 10 cm long, flat and densely covered with long yellow-brown bristles. The flowering period is May-September, and the fruiting period is 8-65438+1October. Born on hillside grasslands, roadsides, and shady and humid places in sparse forests. Location: Hunan, Zhejiang, Henan and Guangdong. Excavate in autumn and winter, cut into thick or small pieces when fresh, and dry. Spring planting and winter harvest contain a lot of starch, which Jiangmen people use to make soup, cook and eat starch.

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