Solanaceae or nightshade, are a family of herbaceous or woody plants with leaves alternate, belonging to the order solanales of the dicotyledons.Includes approximately 98 genera and about 2700 species. They are distributed all over the globe with the exception of Antarctica and the greatest diversity is in South America and Central America.It includes species food such as potato, potato, tomato, Eggplant and peppers or peppers.There are also many well known as petunia ornamental species.Certain species are known worldwide for their uses medicinal, their effects psychotropic or by being poisonous.
