Shrubs to 5 m tall, climbing. Branches densely tomentose when young. Petiole ca. 2 mm, densely tomentose; leaf blade oblong to oblong-elliptic, 5-17 × 2-7.5 cm, papery, abaxially densely tomentose, adaxially glabrous and slightly glaucous, secondary veins ca. 8 on each side of midvein and adaxially flat to slightly prominent, base rounded, apex acuminate to obtuse. Inflorescences leaf-opposed or extra-axillary, usually 1-flowered; peduncle longer than pedicel, flat, densely villous when young, glabrescent. Pedicel 6-12 mm, densely pubescent. Sepals ovate, ca. 4 mm, outside pubescent. Petals greenish to yellowish, narrowly oblong, 1.5-1.7 cm, pubescent. Stamens cuneate; connectives apically subtruncate. Carpels ca. 8, glabrous. Monocarps dark brown, oblong-ellipsoid, 1.5-2.2 × ca. 1.5 cm, glabrous. Fl. Apr-Jul, fr. May-Dec.