Woody climbers. Young branchlets, leaf rachises, petiolules, abaxial surface of leaflet blades, and rachis of infructescences grayish yellow to grayish brown tomentulose. Leaves 7-15-foliolate; petiolules to 5 mm, thick; leaflet blades alternate, ovate to elliptic, 4-8 × 2-4 cm, leathery, midvein adaxially plane or ridged, base obliquely rounded, margin entire or apically crenate, apex mucronate to cuspidate. Inflorescences axillary. Flowers 4-merous. Perianth in 2 series. Petals pale yellowish white. Male flowers: stamens 4, longer than petals; connective with an oil gland at apex; rudimentary gynoecium shorter than petals. Female flowers: carpels globose. Infructescences 3-12 cm. Fruit pedicel 2-5 mm, thick; follicles reddish brown, becoming brownish black when dry, 5-6 mm in diam., oil glands slightly protruding, apex beaked. Seeds ca. 5 mm in diam. Fl. Apr-May, fr. Sep-Oct. 2n = 72.
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