Euonymus is a genus of shrubs, small trees or vines, twigs often 4-sided.
Leaves opposite, deciduous to evergreen.
Flowers small, usually greenish to white, 4-6 parted, stamens short growing from a disk-shaped structure, ovary 3-5 parted, stigma sessile.
Fruit orange to red, sometimes lobed, opening to reveal seeds covered by a orange to red aril which is attractive to birds that disperse the seeds.
Notes: Several cultivated species have escaped and become invasive in natural areas.