海南虎刺 hai nan hu ci

Damnacanthus henryi (H. Léveillé) H. S. Lo subsp. hainanensis H. S. Lo, Acta Phytotax. Sin. 17(3): 108. 1979.

Shrubs, 1-4 m tall. Branches brown, angulate or ridged, glabrous, without spines. Petiole of developed leaves 2-8 mm, glabrous; leaf blade drying black, elliptic-ovate, oblong, or oblong-lanceolate, 6-11 × 2-4.5 cm, glabrous, base rounded or cuneate, margins thinly revolute, apex cuspidate; midrib prominulous adaxially; secondary veins 5-7 pairs; stipules caducous, interpetiolar, triangular. Pedicels ca. 2 mm. Calyx limb subtruncate or lobed; teeth triangular. Corolla white, outside glabrous; tube ca. 14 mm; lobes 4, ovate-lanceolate. Drupes ca. 8 mm in diam., glabrous. Fl. May, fr. Nov.

● Forests, forest margins; 800-1800 m. Hainan.