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Comprises 8 genera and about 65 species, primarily in the north temperate forests and mostly intermediate in tolerance. Two genera are native to the U.S. Leaves are deciduous, alternate, pinnately compound, and more or less aromatic with ovate to obovate leaflets with finely serrate margins. The nut-like fruit ripens in autumn. Family contains many valuable timber species, species bearing edible fruits, and the source of yellow dye.