Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Montana and Idaho.
Habitat: Forest understory and margins from low to moderate elevations in the mountains.
Conservation Status: Not of concern
Deciduous shrub or small tree up to 10 m. tall, yellow- or brownish-puberulent.
: Leaves alternate, with stout petioles 5-20 mm. long, the blades oblong-ovate to oblong-obovate, 6-13 cm. long, very finely serrulate, with 10-12 prominent, lateral veins on each side.
Flowers in umbels on axillary peduncles, perfect or imperfect (if imperfect, the plant monoecious); calyx bell-shaped, 5-lobed, 3-4 mm. long, greenish, lined with a thin disk to which the petals and stamens are attached; petals 5, small, hooded; stamens 5, nearly sessile; ovary superior, free of the disk.
Berries purplish-black, 6-9 mm. long.