Tubers are a type of modified plant stem that is used for asexual reproduction. They are typically found underground, and they contain stored nutrients that help the plant to survive during dormancy. When conditions are favorable, the tuber will send up a shoot that develops into a new plant.

Some examples of plants that reproduce by tubers include:

* Potatoes (`Solanum tuberosum`): Potatoes are a staple food in many parts of the world, and they are the most widely grown tuber crop.

* Sweet potatoes (`Ipomoea batatas`): Sweet potatoes are a popular vegetable that is also grown in many parts of the world. They are a good source of vitamins and minerals, and they can be eaten both fresh and cooked.

* Yams (`Dioscorea` spp.): Yams are a type of tuber that is native to Africa, Asia, and the Americas. They are a staple food in many countries, and they can be eaten both fresh and cooked.

* Jerusalem artichokes (`Helianthus tuberosus`): Jerusalem artichokes are a type of tuber that is native to North America. They are a good source of inulin, which is a type of fiber that has been shown to have a number of health benefits.

* Dahlias (`Dahlia` spp.): Dahlias are a type of flowering plant that is native to Mexico. They are grown for their beautiful flowers, and they can also be propagated by tubers.