A family of trees and shrubs, formerly known as Guttiferae, whose leaves are simple and opposite and have oil glands. The flowers have cyclic or spiral petals and sepals, many stamens, and a superior, 3–5-locular ovary. Many species are useful for timber, and some have edible fruits. There are 47 genera, with about 1350 species, occurring mainly in the tropics.
Subjects: Plant Sciences and Forestry.