Sorbus alnifolia, Korean Mountain Ash

Size: tree, 40-50' average height at maturity, 20-30' spread

Buds: terminal relatively large, more or less fusiform, about 5 dark-brown scales about the same color as twigs, essentially glabrous

Leaves: deciduous, alternate, 2-4" long, .75-1.5" wide, simple, ovate to elliptic-ovate, tip short acuminate, unequally serrate, similar to beech or hornbeam leaves, dark green in summer, changing to yellow, orange, and golden brown in fall

Twigs: dark band beneath leaf scar, prominent scattered lenticels

Flowers: monoecious, white .5" flowers in flat-topped 2-3" clusters of 6-10 flowers, bloom in May

Fruit: terminal cluster of pomes, pinkish red, orange, red, scarlet specks, .25-.5"

Bark: gray, somewhat beech-like