Melia is the Greek name for the ash as the leaves were considered to be similar to the ash. Trees or shrubs, blaze usually with a distinctive smell. Leaves alternate rarely opposite, simple or compound, usually imparipinnate, leaflets opposite and frequently oblique at the base. Flowers usually 4-5-merous, distinct calyx and corolla; staminal filaments usually united into a tube. Fruit a capsule or drupe.