Seeds walnut

Walnut seed is also known as walnut seed The source is the seed of Juglans regia L Plant form: deciduous tree Pinnate compound leaves alternate; leaflets 5-9, opposite, ovate, elliptic or oval ovate, 6-15CM long, 3-6cm wide, apex acute, entire Flowers are unisexual and open at the same time as leaves? Catkin drooping, flowers dense, stamens 6-30; female inflorescences clustered, erect, on the top of young branches, flowers 1-3, ovary down, densely hairy Drupe subglobose, exocarp fleshy, green; endocarp bony, hard, with irregular shallow grooves Flowering may, fruiting October It grows in moist and fertile soil, and is mostly cultivated in flat or hilly areas Main products: Hebei, Beijing, Shanxi, Shandong Harvest the fruits from September to October, remove the fleshy pericarp, break the pericarp and take out the seeds The seed globular surface is composed of two brain like cotyledons with a diameter of 1-3cm, uneven, light brown or dark brown surface, thin seed coat, dark vein pattern, triangular protuberance at one end, mostly broken into regular blocks, milky white or yellow white, rich in oil The seed coat is slightly astringent The chemical composition contains fatty oil, and the main component is glyceride of linoleic acid, oleic acid and linolenic acid; in addition, it contains protein, carbohydrate, α - and γ - Vitamin E, vitamin B2