Native to (or naturalized in) Oregon:
- Deciduous shrub or small tree, 15-18(30) ft [4.5-5.5(9) m] tall, slender, arching branches. Leaves opposite, simple, ovate to obovate, to 10 × 5 cm, apex pointed (acuminate), base wedge-shaped or rounded, finely toothed, glabrous and glossy dark green above (fall color may range from green to purple red); petiole to 2.5 cm, often slightly winged. Flowers have white petals and yellow stamens, giving a creamy appearance, in flat-topped clusters, 7.5-10 cm wide. Fruit oval, to 16 mm long, ripen to blue-black.
- Sun and shade. Tolerant of moist and dry soils. Used in naturalizing. Fruit attracts birds.
- Hardy to USDA Zone 3 Native range from Hudson Bay to Manitoba and south to Georgia and Mississippi.