Sweet potato, also known as sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, convolvulaceae. Tropical perennial herbs. The tuberous root is white, red or yellow, the stem is creeping, and adventitious roots are easy to grow after the stem nodes touch the soil. Leaves cordate to palmately parted. It can blossom and bear fruit in the south of China. Flowers are red, purple or white. The capsule is warm and bright, drought-resistant, alkali-resistant and frost-resistant. Originated in the tropics or subtropics, it is cultivated all over China. Suitable for planting in fertile sandy soil with good drainage. Tuberous roots or stems and vines usually used for propagation. Root tuber contains a lot of starch, which can be used as grain and raw material of alcohol and starch. Vines and leaves can be used as feed.

Potatoes are potatoes, which can also be called potato, yam egg and so on.