Shrubs, evergreen, 1-2 m tall. Stems terete; branches pale yellow; shoots reddish, glabrous, brownish black verruculose; spines 3-fid, 1-2 cm, adaxially flat or slightly sulcate. Petiole 4-5 mm; leaf blade abaxially brownish yellow, adaxially dark yellow-castaneous, usually elliptic, 5-9.5 × 1.5-2 cm, leathery, abaxially not pruinose, midvein conspicuously raised, adaxially with obviously impressed midvein, both surfaces with indistinct lateral and reticulate veins, base cuneate, margin 20-40-spinose-serrate on each side, apex subacuminate or acute. Flowers 5-20-fascicled. Pedicels reddish, 8-15 mm; bractlets ovate, apex obtuse or subobtuse. Sepals in 2 whorls; outer sepals slightly reddish, oblong-ovate, ca. 3 × 2.5 mm, apex obtuse; inner sepals oblong-obovate, ca. 6 × 5 mm. Petals oblong-obovate, ca. 6.5 × 5 mm, base clawed, with separate ovate glands, apex rounded, incised to emarginate. Stamens ca. 4.5 mm; anther connective prolonged, shortly apiculate. Ovules 1 or 2; funicles ca. as long as ovules. Berry purplish black, ellipsoid or obovoid-ellipsoid, 8-9 × 4-5 mm, pruinose, style persistent. Fl. Apr-May, fr. Oct.
Home