The red fruit that grows on cactus is called immortal fruit.

Fairy fruit, formerly known as Potentilla anserina, is Potentilla anserina of Rosaceae. China Heilongjiang, Jilin, Inner Mongolia, Shanxi, Qinghai, Tibet and other provinces. Potentilla anserina: Potentilla anserina contains protein, fat, carotene, vitamin B2 and vitamin C, as well as starch, dietary fiber, carbohydrates, calcium, phosphorus, iron, lipids, choline and betaine.

If it grows in spring, it is a flower bag; If it grows in winter, it is a kind of fruit, edible and sweet.