Robust, scrambling shrub; primocanes arching, purplish, angled and flat to slightly concave between, with few subsessile and numerous long-stalked glandular hairs and sparsely to moderately clothed in mostly simple hairs; armature of many, stout, erect to slightly deflexed prickles mostly on angles, and numerous pricklets on faces and angles. Young stems hairy and glandular. Leaflets (3)-5, sparsely pilose on upper surface, sparsely to moderately pilose (especially on veins) but not tomentose on lower surface, 1-2-serrate and sometimes lobed; terminal leaflet lamina ovate to almost orbicular, acuminate, 65-140 × 50-110 mm, with petiolule 1/4-⅓ length of lamina. Stipules linear to narrow-lanceolate. Infl. densely hairy, with subsessile and numerous long-stalked glands. Sepals long-attenuate, tomentose and with longer simple hairs, with pricklets. Petals rounded at apex, smooth, pink. Anthers glabrous.
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