What are the types of lotus seeds?

Do lotus seeds cause bloating?
Lotus seeds have the functions of invigorating the spleen and stopping diarrhea, invigorating the kidneys and astringent essence, nourishing the heart and soothing the mind.
Types of lotus seeds
Lotus seeds are divided into red lotus seeds (including lake lotus seeds and Xiang lotus seeds), white lotus seeds (including Jian lotus and Guangchang white lotus), and are also subdivided into four types: Xiang lotus seeds, red lotus seeds, Jian lotus, and Guangchang white lotus. of.
1. Xianglianzi: refers to the lotus seeds produced in the area of ​​Dongting Lake in southern Hunan. The product is spherical, with a diameter of 1.2 to 1.4 cm, grayish-pink on the surface, three longitudinal dark lines, a reddish-brown protrusion like a pot lid at the top, a ring-shaped depression around it, and a small depression at the lower end. The seed coat is very thin, clinging to the lotus flesh. The quality is firm, after breaking open, there is a large gap in the center, and there is a green seed embryo (lotus core) inside. Lotus flesh is white and powdery. Sweet and bland.
2. Lake lotus seeds: refers to commodities produced in the waters of the Yangtze River in Hubei and the production areas in Jiangsu and Zhejiang. The color of the product is slightly darker than that of Xianglian, and the plant is oval in length, 1.2-1.6cm in length and 0.8-1.2cm in diameter, so it is also known as "Red Lotus Seed" and "Winter Melon Lotus". The powder is slightly weaker than that of Xianglian, and the rest is the same as Xianglian.
3. Jianlian: refers to the white lotus mainly produced in Jianyang and Jianou, Fujian. The particles are longer and larger, with a diameter of 1.5 to 1.8 cm and a length of 2 cm. The surface is white to yellowish white. Firm, powdery. In the past, when Jianlian was processed, a knife was often cut in the middle of the seeds, leaving scratches, which were often called "waist horizontal jade belt". The commodity is stronger than Xianglian and Hulian.
4. Guangchang lotus seed: refers to the white lotus mainly produced in Guangchang and Shicheng, Jiangxi. It not only removes the seed coat, but also removes the seed embryo (lotus core). The particles are large and round, with a diameter of 1.5-1.8cm, and the surface is white to Yellowish-white, often cracked at the top, and small holes at the bottom (traces left by poking the embryo). Firm, powdery. The texture is also stronger than Xianglian and Hulian.
In addition, the lotus seed products are preferably new and dry. The new products (current products) are slightly glutinous and not very hard and brittle, and they are easily rotten when boiled. The dried lotus seeds are squeaked in and stirred by hand, and the sound is crisp and easy to stir; while the damp ones have a dull sound and are more laborious.