Native to (or naturalized in) Oregon:
- Deciduous shrub, 8-15 ft (2.5-4.5 m) tall, suckers from roots and therefore wide spreading, width of 5-10 ft (1.5-3 m) or more, rounded. Leaves alternate, simple, broadly ovate to oval, 8-12 cm long and 4.5-8 cm wide, doubly serrate, tip pointed (acute or acuminate), base rounded or heart-shaped, upper surface dull dark green, thinly pubescent, lower surface paler and more densely pubescent, petiole 5-12 mm long, pubescent. Flowers (male and female) appear long before leaves, male catkins elongate to 5-8 cm, female flowers arise from axillary buds, 6-12 flower/bud, red stigma and style just protruding beyond the bud. Fruit consists of a nut enclosed by a short, irregularly toothed bract 2-2.5 cm long, the nut is globe-like, only about 1.5 cm wide, the kernel is white, edible, sweet.
- Sun to light shade. Thin and prune anytime as needed.
- Hardy to USDA Zone 4 Native range from Newfoundland to Saskatchewan and south to eastern Oklahoma and Florida.
- americana: of America.