Native to (or naturalized in) Oregon:
- Deciduous shrub, 10 x 15 ft (3-4.5 m), climbing, long slender arching branches, moderately prickly, sometimes thornless. Leaves odd-pinnate, (usually 7 or 9 leaflets), obovate to oblong, 1.5-3 cm long, serrate, pubescent, persisting into winter. Flowers white, about 2 cm across, many in large, conical clusters (panicle), fragrant. Fruit red, 6 mm, globular to egg-shaped hip. Several cultivars.
- Sun, tolerates dry, heavy soil, used in highway plantings in Oregon. It can be invasive, and has become a weed in the mid-west (their "blackberry").
- Hardy to USDA Zone 5 Native to Japan and Korea; escaped from cultivation in the US.
- Oregon State Univ. campus: in the south border of the parking lot north of Sackett dorm.