Climbing shrubs, large, deciduous. Young branchlets, petioles, inflorescences, and sepals densely tomentose with milky-white to dirty yellow hairs to appressed-lanate, two-year-old branches ± with relict hairs; pith white, lamellate. Petiole short, 1.5-3 cm, thick; leaf blade abaxially pale green, adaxially green, ovate to broadly ovate, 8-16 × 6-11 cm, papery, abaxially densely white stellate tomentose, adaxially hispid-puberulent when young, glabrous to sparsely pilose only on midvein and lateral veins, midvein and lateral veins conspicuous abaxially, inconspicuous to subconspicuous adaxially, lateral veins 7 or 8 pairs, anastomosing, reticulation with many conspicuous cross-bars, base rounded or truncate to cordulate, margin callose-serrulate, apex acute to shortly acuminate. Inflorescences cymose, 1-3-flowered; peduncles 5-10 mm; pedicels 3-5 mm; bracts subulate, 3-4 mm. Flowers rose-pink, rarely white, 2-3 cm in diam. Sepals 2-3, broadly ovate, 7-9 mm, abaxially densely lacteous-tomentose. Petals 5, ovate or obovate, to 1.5 cm, apex and margin orange, middle and base pink. Filaments 5-7 mm, slender; anthers yellow, oblong, ca. 1 mm. Ovary globose, densely milky-white tomentose; styles 3-4 mm. Fruit cylindric-ovoid, 3.5-4.5 cm, always densely and persistently milky-white tomentose; persistent sepals reflexed. Seeds ca. 2 mm. Fl. May-Jun, fr. Nov. 2n = 58*.