花椒又称青椒,系云香科植物,为灌木或小乔木,高3～6米。叶互生,单数羽状复叶,果实红色或紫红色,种子1粒,黑色。共期3—5月,果期7—10月。野生路旁及山坡的灌木丛中,也有种植栽培。我国大部分地区均有分布,主产于河北、山西、陕西、河南、甘肃、四川及云南等地。花椒的果实8—10月成熟后,取用果皮(又名红花椒、红椒),象革质状,具有特殊的强烈香气,味麻辣而持久。以鲜红、光艳、皮细、均匀、无杂质者为佳。 Pepper, also known as green peppers, Department of Rumex families, shrubs or small trees, 3 to 6 meters high. Leaves alternate, single pinnate, fruit red or purple, a seed, black. The total period from March to May, the fruit from July to October. Wild roadsides and slopes of the bushes, but also cultivation. Most parts of China are distributed, mainly produced in Hebei, Shanxi, Shaanxi, Henan, Gansu, Sichuan and Yunnan and other places. Prickly ash fruit 8-10 months after maturity, take the peel (also known as red pepper, red pepper), like leather texture, with a special strong aroma, taste spicy and lasting. To bright red, bright light, fine skin, uniform, no impurities are better.