Walnuts

Walnut is a deciduous tree of the genus Juglans in the Juglans family. The trunk is shorter than other species, and the crown is broad; Branchlets gray-green glabrous; The lobules are elliptic ovate to oblong; Short fruit sequence; Fruit nearly globose, glabrous; Pit slightly pucker, apical with short cusp; Thin diaphragm, no gap inside; There are irregular Spaces in the endocarp wall. Flowering in May, fruit in October. A "walnut", Li Shizhen explained in the Compendium of Materia Medica: "This fruit has green skin and meat, its shape is like a peach, walnut is its core." Qiang sounds call nuclear like Hu, name or this." Walnut is native to the Eurasian region between the Balkans and southwest China, distributed in North China, Northwest and South China and other places, generally born in the elevation of 400-1800 meters in the hillside and hilly areas, China plain and hilly areas common cultivation, like fertile moist sandy loam, commonly found in mountain valleys on both sides of the deep soil layer. Walnut kernel has high oil content and can be eaten raw or extracted. Solid wood, is also a good hardwood material, walnut is also one of the world's four major nuts. The medicinal value of walnut is rich, according to the "Chongqing Herbal Medicine" record of walnut root: "kill insects, attack poison." Treat toothache in the elderly and replenish qi at the same time." Walnut kernel can warm up the lung and kidney, moisten the bowel, used for kidney deficiency tinnitus; Walnut root can kill insects, attack poison. Walnut flower is usually white, its flower language is "reason, strategy." There is a folk poem: "Walnut tree ancient wind, Qiu dry green leaves thick." The poem praises the walnut's indomitable character