Shrubs, evergreen, 1-2 m tall. Branches brownish yellow or stramineous, sulcate, sparsely black verruculose; spines concolorous, terete, 1.5-3.5 cm, stout. Petiole 2-4 mm; leaf blade abaxially brownish yellow, adaxially deep green, shiny, elliptic to elliptic-lanceolate or oblong-elliptic, 3-12 × 0.7-3 cm, leathery, abaxially not pruinose, midvein conspicuously raised, adaxially with slightly impressed midvein, both surfaces with conspicuous lateral veins, reticulate veins slightly visible, base cuneate, margin sometimes slightly revolute, 10-24-spinose-serrate on each side, apex acute, aristate. Flowers 8-30-fascicled. Pedicels 1-2 cm, slender, glabrous. Sepals in 2 whorls; outer sepals ovate, ca. 3 × 1.3 mm, apex acute; inner sepals broadly elliptic, ca. 5 × 3 mm, apex acuminate. Petals obovate, 3.5-4.5 × 1.5-2.5 mm, base clawed, with separate glands, apex entire, rounded. Stamens ca. 3 mm; anther connective truncate. Ovules solitary, subsessile. Berry black, ellipsoid, 5-7 × ca. 4 mm, not pruinose, style persistent. Fl. and fr. Jun-Oct.
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