What is potato is a stem?

Potato is not a stem, it is a tuber. A tuber is an underground storage organ which comes in the category of modified roots. The stem of the potato plant grows above the ground and has leaves and flowers. The potato plant stores food in the tubers, which are thickened, underground, and fleshy structures. The tuber of the potato plant is an excellent source of starch and is widely used in various culinary preparations. Potatoes have a high content of vitamins and minerals, including potassium, vitamin C, and B6, making them a great addition to a healthy diet.