Solanaceae
Solanaceae plants are very important to humans and are available for many kinds of food and medicine. Solanaceae plants generally contain different amounts of alkaloids, which are toxic to humans. Depending on their alkaloid content, some species can be used as food and some species can be used as drugs. The most important varieties are potatoes, eggplant, tomatoes, peppers, Chinese wolfberry, asparagus, etc., in addition, such as petunia, mandala are famous flowers; belladonna, mandala is also the raw material of drug extraction; The most widely used drugs. Native American Indians have cultivated a number of important cash crops for humans, among which the more famous potatoes, tomatoes, peppers and tobacco belonged to Solanaceae. Solanaceae plants are mostly herbaceous or shrubs, only a few for the trees, leaves alternate, with simple leaves also pinnate leaves, flowers 5 base. There are about 3,000 species of more than 80 species, distributed in the temperate and tropical regions of the world, but in the Americas, the largest tropical species, many important varieties are cultivated by the American Indians. China has about 115 species of 24 genera. ...