Shrubs diffuse, scandent, or vines to 9 m. Branches repent, terete, long, glabrous; branchlets sometimes pubescent; prickles scattered, curved, to 4 mm, flat, gradually tapering to broad base. Leaves including petiole 10–15 cm; stipules mostly adnate to petiole, free parts auriculate, margin entire, glandular-pubescent, apex acuminate; rachis and petiole with small, curved prickles, densely pubescent; leaflets 5–7, rarely 3 or 9, oblong or oblong-obovate, 4–10 × 1.8–4.5 cm, leathery, abaxially densely gray-white pubescent, with prominent veins, adaxially glabrous, rugose, base rounded, rarely subcordate, slightly oblique, margin serrulate or nearly entire, apex acuminate or shortly acuminate. Flowers numerous, 1.5–2 cm in diam., in corymb 4–10 cm in diam.; peduncle 2–4 cm; pedicel 1–1.5 cm, densely gray pubescent and sparsely glandular-pubescent; bracts unknown. Hypanthium subglobose, gray pubescent, sparsely glandular-pubescent. Sepals 5, deciduous, ovate-lanceolate, abaxially pubescent and sparsely glandular-pubescent, adaxially densely pubescent, margin entire, apex acuminate. Petals 5, white or pink, fragrant, broadly obovate, abaxially sericeous, base cuneate, apex emarginate. Styles connate into column, exserted, slightly longer than stamens, densely pubescent. Hip orange-red, subglobose or ovoid, 8–10 mm in diam., sparsely pubescent and glandular-pubescent when young, glabrate, shiny. Fl. Jul, fr. Aug–Oct.
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