Rosa filipes Rehder & Wilson A particularly rampant climbing rose with stems to 6m and more, with hooked thorns and purplish young shoots. Leaflets 5-7, ovate oblong to lanceolate, acuminate, glabrous above, usually glabrous and glaucescent beneath, very short-stalked, with small, sharp teeth, the rhachis with hooked thorns. Stipules small and narrow, with slender tips. Pedicels long and slender, 2-3cm long, with short-stalked glands; bracts soon falling. Flowers small, opening cup-shaped, in very large, loose corymbs, white, 2-2.5cm across, well-scented on the air. Sepals c.1cm long, sometimes lobed. Styles hairy, exserted from the hip. Hips with scattered stalked glands, globose, 8-12mm across.

In hedges and thickets at 1300-2300m, in northwestern Sichuan and Gansu, flowering in June and July. Introduced by E.H. Wilson in 1908 and 1910 from Wenchuan, and by Farrer from near Siku in southern Gansu. Zone 6, will survive down to –20°C.