Description from Flora of China
Shrubs, evergreen, ca. 2 m tall. Branches yellow-brown, terete, sulcate, black verruculose; spines 3-fid, weak, yellow-brown, 1-1.5 cm. Petiole 8-10 mm; leaf blade abaxially yellow-brown, adaxially dark brown when dry, oblong-lanceolate or oblong-elliptic, 8-14 × 3-5 cm, leathery, abaxially with flat midvein, adaxially with slightly impressed midvein, lateral and reticulate veins conspicuously raised, base cuneate, margin 20-25-spinose-serrate on each side, apex obtuse. Flowers 10-20-fascicled. Pedicels 1.5-1.8 cm, slender. Sepals in 3 whorls; outer sepals ovate, ca. 2.5 × 1.5 mm, apex acute; median sepals lanceolate, ca. 10 × 3 mm; inner sepals obovate-oblong, ca. 12 × 4 mm. Petals obovate, ca. 10 × 2.5 mm, base cuneate, with oblong glands, apex entire. Stamens ca. 3 mm; anther connective truncate. Ovules solitary, shortly funiculate. Berry oblong, ca. 7 × 3 mm, pruinose, style persistent. Fl. and fr. unknown.
● Thickets, forest margins. Yunnan.