Distribution: Occurring east of the Cascades crest in Washington; British Columbia to Mexico, east to the Atlantic Coast.
Habitat: Dry hillsides and draws, low to moderate elevations.
Flowers: April-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, beetles
Smooth-barked shrubs 1-3 m. tall, the branches glabrous, or sparsely pubescent in the inflorescence.
Leaves pinnate; leaflets 7-29, oblong-lanceolate to elliptic, serrate, 5-12 cm. long.
Flowers in large, dense, terminal, compound panicles, mostly imperfect and the plants dioecious; calyx 5-parted; petals 5, 1-2 mm. long, yellowish, acute; fertile stamens 5, attached at the edge of a flat, lobed, fleshy disk; ovary superior, style 1, stigmas 3.
Fruit drupe-like, 4-5 mm. long, thickly reddish-hairy.
PNW Herbaria: Specimen records of Rhus glabra in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Rhus glabra checklist entry
OregonFlora: Rhus glabra information
E-Flora BC: Rhus glabra atlas page
CalPhotos: Rhus glabra photos