Distribution: Introduced chiefly west of the Cascades, and in eastern United states.
Habitat: Roadsides and pastures, occasionally in more natural areas.
Flowers: June - July
Conservation Status: Not of concern
Coarse shrub 1-2 m. tall, with well-developed, flattened, unequal, strongly curved or hooked prickles, the foliage sweetly aromatic.
Leaves alternate, deciduous, odd-pinnate with 5-7 firm leaflets; leaflets broadly elliptic to sub-orbicular, 1-2.5 cm. long, doubly serrate with gland-tipped teeth, the lower surface with stalked glands and hairs.
Flowers in small clusters or solitary, on short, stout, glandular-bristly pedicels; sepals 5,1-2 cm. long, with stalked glands and some slender lateral lobes, spreading, deciduous at maturity; petals 5, 1.5-2 cm. long, bright pink; stamens numerous; pistils many, the styles densely short-hairy.
Hips sub-globose or ovoid, 1-1.5 cm. long, glabrous, bright red.