Native to (or naturalized in) Oregon:
- Broadleaf deciduous tree or tall shrub, to about 30 ft (10 m), upright oval to rounded outline, long ascending main branches, few lateral branches. Leaves alternate, simple, broad-ovate to elliptic, 10-15 cm, tip acuminate, base subcordate or rounded and usually unequal, margin coarsely serrate, vein below with (pubescent) or without hairs; long petiole, 3-5 cm, pubescent; fall color green to yellow. Flowers inconspicuous, 6 mm diameter, greenish, in 5-7 cm wide clusters, stalk becomes swollen, red and edible, sweet flavored after frost. Fruit pea-sized, light gray-brown, 3-seeded, may not ripen in cultivation.
- Sun to part shade. not particular about soil, but reportedly does best in sandy loams.
- Hardy to USDA Zone (5)6 Native to China and Himalayas, cultivated in Japan and India.
- dulcis: sweet, presumably a reference to the fleshy fruit stalk.
- Portland, Oregon: Hoyt Arboretum