Shrubs to 2 m tall, erect. Branchlets and leaf rachises with prickles. Leaves 17-31-foliolate; petiolules 1-3 mm, puberulent; leaflet blades subopposite to alternate, broadly ovate to obovate with rounded or cuspidate apex, or ovate-obdeltoid with abrupt apex, 2-4 × 1.5-2.5 cm, thickly papery, oil glands inconspicuous, midvein impressed or apically plane, basally puberulent, margin apically crenulate. Inflorescences axillary, subracemosely cymose, 4-10 cm. Fruit pedicel 1-3 mm; follicles dark blackish brown when dry, 0.5-1.5 cm in diam., rugulose, oil glands inconspicuous, apex beaked. Seeds ca. 5 mm in diam. Fr. Jul.
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