A family of shrubs whose alternate leaves are dotted with aromatic, resinous glands. The flowers are monoecious or dioecious and borne in catkins. Male flowers have no bracteoles and 2–16 stamens, females have bracteoles and tiny, one-celled ovaries. The fruit is a nut or a drupe. There are 3 genera, with about 50 species, found through most of the world.
Subjects: Plant Sciences and Forestry.