Erect shrubs. Branchlets terete, longitudinal ridges obtuse, densely ferruginous pubescent when young. Leaves 2-or 3-pinnate; stipules narrowly winglike, 3.5-6.7 × 2-6 cm, densely ferruginous pubescent; petiole 8-15 cm, central petiolules 2-5 cm, lateral petiolules 0.3-1.5 cm, densely ferruginous pubescent; leaflets narrowly elliptic or elliptic-lanceolate, 12-23 × 3-9 cm, base rounded or broadly cuneate, margin with irregular teeth, apex acuminate or caudate, abaxial surface ferruginous pubescent, adaxial surface glabrous; lateral veins 5-14 pairs, adaxial veinlets inconspicuous, abaxial veinlets conspicuously protruding. Inflorescences leaf-opposed, umbelliform, glomerate; peduncle 1.5-4 cm, densely ferruginous pubescent. Involucre large, elliptic-lanceolate, 1-1.5 × 0.5-0.8 cm, apex acuminate and ferruginous pubescent; bracts conspicuous, elliptical, or oval-elliptical, 0.8-1.2 × 0.4-0.8 cm, apex acute, ferruginous pubescent. Pedicel 2-4 mm, densely pubescent; buds ovate, 2-4 mm, apex suborbicular. Calyx tube urceolate, 2-3 mm; sepals triangular, 0.8-1.2 mm, apex acuminate, densely pubescent. Petals elliptic, 3.2-3.5 mm, densely pubescent. Staminodial tube 2-2.5 mm, with lower part 1.5-2 mm, upper 0.7-1.2 mm, lobes 0.2-0.3 mm. Stamens 5; filaments 1.6-1.8 mm; anthers elliptic, 1.2-1.5 × 0.6-0.8 mm. Ovary globose, 0.5-0.7 mm; style 1.3-1.5 mm; stigma slightly capitate. Berry oblate, 0.8-1 cm, 4-6-seeded. Fl. May-Jun, fr. Aug-Jan.
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A shrub. The small branches have ridges along them. They have rusty hairs when young. The leaves have 2 or 3 leaflets along the stalk. The leaflets are narrow and 12-23 cm long by 3-9 cm wide. There are irregular teeth along the edge. The flowering shoots are opposite the leaves. The fruit is a flattened round shape and 1 cm across. There are 4-6 seeds.
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