Euryale ferox Salisb. ex Konig et Sims: annual aquatic herb of Euryale ferox in Nymphaeaceae. Submerged leaves are arrow shaped or elliptical kidney shaped, floating leaves are leathery, elliptical kidney shaped to round, petioles and pedicels are sturdy, and the inner surface of flowers is purple Sepals lanceolate, petals purplish red oblong lanceolate or lanceolate, berries spherical, dirty purplish red, seeds spherical, black. It blooms from July to August and bears fruit from August to September. morphological character Annual large aquatic herb. Submerged leaves are arrow shaped or elliptical kidney shaped, 4-10 cm long, without thorns on both sides The petiole has no thorns The floating leaves are leathery, elliptical kidney shaped to round, 10-130 cm in diameter, peltate, with or without curvature, entire, purple below, pubescent, and sharp spines at the branches of leaf veins on both sides The petiole and pedicel are stout, up to 25cm long, with hard spines.The preservation methods of the two kinds of fruit are different. 1. Preservation method of fresh Euryale ferox L. Fresh Euryale can only be stored for 3-4 hours at most at room temperature, because there is a lot of water in Euryale after it is removed. When it is placed at room temperature, the water will evaporate, causing discoloration and giving off a rancid smell. So the best way is to put unused fresh Euryale in the refrigerator freezer and freeze it. open the casserole cover, pour in the Huaishan Mountain and rice, stir for a while and then cover with a sand pot cover, boil over low heat for another 30 minutes, finally open the casserole cover, stir for a while and you can leave the pot. Congee with Huaishan Job's tears and Euryale 1. Food materials 160g of rice, 120g of job's tears, 80g of Gorgon euryale, 100g of Huaishan 2. Fabrication method First, clean the Huaishan Mountain, peel it, cut it into dice, then pour water into the casserole and boil it, pour in the Euryale and Job's tears, stir for a while and cover with a sand pot cover, boil over medium heat for about 10 minutes, let the Euryale and Job's tears soften,. Eating Euryale in this way has the effect of tonifying the kidney and replenishing essence. To use this method, you need to bubble japonica rice and gorgon in advance. The fruit can be used with other ingredients to make porridge, paste, soup, pastry, etc. Rice Congee with Euryale Seeds 1. Food materials 15g Gorgon Euryale Fruit, some japonica rice 2. Fabrication method First, add water to the casserole and bring it to a boil. Then pour in the fruit of the gorgon, boil over medium heat for about 15 minutes, and pour in the japonica rice, and boil over low heat for about 30 minutes.