Shrubs, evergreen, 1-2 m tall. Branches gray; shoots purplish brown, slightly angulate; internodes 5-6 cm; spines 3-fid, to 1 cm, slender. Petiole 2-3 mm; leaf blade abaxially yellow-green, adaxially green, oblong-elliptic, elliptic, or broadly elliptic, 6-9 × 3-5 cm, thickly leathery, abaxially pruinose, midvein and lateral veins conspicuously raised, adaxially with slightly raised midvein and lateral veins, reticulate veins visible, base cuneate, margin 5-9-spinose-serrate on each side, or above middle 3-5-spinose-serrate on each side, apex acute. Flowers 30-50-fascicled. Pedicels 1.5-2 cm; bractlets triangular, ca. 1 × 1 mm. Sepals in 2 whorls; outer sepals triangular-ovate, ca. 3 × 2.5 mm; inner sepals broadly ovate, ca. 4 × 4 mm, apex obtuse. Petals obovate, ca. 4.5 × 3.5 mm, base clawed, with separate glands, apex slightly emarginate to subrounded. Stamens ca. 2 mm; anther connective prolonged, truncate. Ovules 5 or 6, shortly funiculate or subsessile. Berry black, subglobose, ca. 7 × 6 mm, pruinose, style not persistent. Fl. May-Jun, fr. Jul-Sep.
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