Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to Oregon, east to the Atlantic Coast.
Habitat: Forest edge, thickets, shorelines, and other generally moist areas where often disturbed.
Flowers: May-June
Origin: Introduced from Europe
Growth Duration: Perennial
Conservation Status: Not of concern
Small, deciduous, gray-barked tree with spreading branches, 5-12 m. tall, the young growth with soft, gray hairs.
Leaves pinnate; leaflets 11-15, oblong-lanceolate, pointed, 3-6 cm. long, finely and sharply serrate the full length.
Inflorescence a large, flat-topped panicle, with at least 75 flowers; calyx obconic, hairy, the 5 lobes triangular, persistent; petals 5, white, nearly orbicular, 4 mm. long; stamens 15-20, equaling the petals; carpels 3-4, the styles 2-3 mm. long.
Fruit globose, fleshy, bright red, pendulous, 10 mm. broad.
PNW Herbaria: Specimen records of Sorbus aucuparia in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Sorbus aucuparia checklist entry
OregonFlora: Sorbus aucuparia information
E-Flora BC: Sorbus aucuparia atlas page
CalPhotos: Sorbus aucuparia photos