Solanum is a plant of the Solanaceae family. Eggplant erect branches herb to subshrubs, up to 1 meter tall, branchlets, petioles and pedicels are all branched by 6-8-(10), flat or short-stalked stellate hairs, branchlets are mostly purple (wild There are often prickles), and the hair will gradually fall off as it ages. The leaves are large, ovate to oblong-ovate, and the petiole is about 2-4.5 cm long (wild prickly). The fertile flower is solitary, the flower stalk is about 1-1.8 cm long, and the hair is dense. The shape and size of the fruit vary greatly. The shape of the fruit is long or round, and the colors are white, red, and purple.

Fruits can be eaten as vegetables. The roots, stems, and leaves are used as medicines, which are astringents and have diuretic effects. The leaves can also be used as anesthetics. The seeds are used as anti-tumor drugs and also used as irritants, but they are easy to cause stomach weakness and constipation. Fruits eaten raw can detoxify bacteria.

It is native to tropical Asia and is cultivated in all provinces of China.