Nelumbo nucifera.
Family Nelumobonaceas.
Flower that lives in ponds. Both seeds after peeling as tubers that form in the winter under the plant are edible.
The seeds, very versatile, can be eaten as a sweet sugary, raw, dried or popped like popcorn. Combined with sugar, gum lotus seed becomes one of the most common ingredients used in pastries like mooncake, daifuku, and rice flour pudding. The rhizomes, also edible, eaten as a vegetable and often used for soups.