短角蔷薇 duan jiao quang wei

Shrubs small, 1–2 m tall. Branchlets purple-brown, slightly curved, robust, glabrous; prickles scattered, to 1 cm, slightly turgid at base. Leaves including petiole 1.5–4 cm; stipules mostly adnate to petiole, free parts oblong, margin glandular-pubescent, apex shortly acuminate; rachis and petiole glandular-pubescent, sparsely shortly prickly; leaflets usually 5, rarely 7 or 3, suborbicular or broadly obovate, 4–8 × 3–7 mm, abaxially sparsely pubescent along veins, adaxially glabrous, base broadly cuneate, rarely subrounded, margin acutely serrate at upper part, near base entire, apex truncate. Flower solitary, 2–2.5 cm in diam.; pedicel short or nearly absent; bracts 3–5, ovate, leaflike, margin glandular-pubescent, apex shortly acuminate. Hypanthium subglobose, glandular-pubescent. Sepals 5, ovate, abaxially glandular-pubescent, adaxially densely pubescent, margin entire, apex cuspidate or elongate and linear. Petals 5, pink, obcordate, base broadly cuneate, apex emarginate. Styles free, slightly exserted, equaling or slightly longer than stamens, densely pubescent. Hip red-brown, subglobose, 6–8 mm in diam., with an inconspicuous neck at apex, with persistent sepals. Fl. May–Jun, fr. Jul–Sep.

Scrub; 1600--1800 m. W Sichuan.

One of us (Robertson) has seen no specimens of this species.