This is a Family of about 1000 species of trees and shrubs occurring throughout the world, mostly in tropical regions. It has many species of economic importance, ranging from large trees grown for their timber, those grown for drugs, dyes, resins, and essential oils used in cosmetics, to edible fruits, including Garcinia mangostana , (Mangosteen) and Mammea americana (Mammey Apple). Many species of St. John's Wort have a long history of use in traditional medicine.