Chaoshan hemp leaves are jute leaves and can be eaten. Fried hemp leaves are a cool weapon in summer and one of the favorite foods of Chaoshan people. Hemp leaves are mainly produced in northeast, northwest and north China, and are now planted in Jiangsu, Shandong, Anhui and Hebei. The cannabis leaf is panicum miliaceum, with a height of 1-3m. The stem is erect, with longitudinal grooves on the surface, palmate leaves alternate or the lower part is opposite, and the flowers are monoecious; Filaments are slender and anthers are large; Each flower has an oval bract outside, and the achene is ovoid, taupe and fine mesh; The flowering period is May-June and the fruiting period is July-August.

3, "Northeast Pharmaceutical Factory Record": It has the effect of relieving pain, anesthesia and diuresis.

4. "Illustration of Chinese Medicinal Plants": put it in tobacco to cure wheezing.