腺齿蔷薇 xian chi qiang wei

Shrubs 1–2 m tall. Branchlets gray-brown or purple-brown, glabrous; prickles scattered, straight, slender, usually densely bristly; bristles with rounded disc basally. Leaves including petiole 3–8 cm; stipules mostly adnate to petiole, free parts ovate-lanceolate, margin glandular-pubescent, apex acuminate; rachis and petiole puberulous, glandular-pubescent, and sparsely prickly; leaflets 5–7, ovate, elliptic, obovate, or suborbicular, 8–30 × 5–18 mm, abaxially puberulous, adaxially glabrous, base subrounded or broadly cuneate, margin doubly or simply serrate, apex rounded-obtuse or acute. Flower solitary, or 2 or 3 and fasciculate, 3–4 cm in diam.; pedicel 1.5–3 cm, glandular-pubescent or not; bracts ovate, glabrous or sometimes abaxially glandular-pubescent, margin glandular-pubescent, apex acuminate. Hypanthium oblong, glabrous. Sepals 5, ovate-lanceolate, sometimes leaflike, abaxially glabrous, sometimes glandular-pubescent, adaxially densely pubescent, apex caudate. Petals 5, white, broadly obovate, base broadly cuneate, apex emarginate. Styles free, much shorter than stamens, villous. Hip orange-red, pyriform or ellipsoid, 8–18 mm in diam., after ripening apical part of hypanthium and sepals deciduous together. Fl. Jun–Aug, fr. Aug–Oct.

Picea or Pinus forests, forest margins, slopes; 1200--2000 m. Gansu, Qinghai, Xinjiang [Kazakhstan, Mongolia, Russia (W Siberia)].