Shrubs. Branchlets slender, glabrous, lenticellate. Leaves biennial; petiole 5–10 mm; leaf blade pale green abaxially, dark green and shiny adaxially, oblong-obovate, rarely obovate or narrowly elliptic, 6–11 × 2–4 cm, thinly papery at first, soon becoming thinly leathery, glabrous abaxially, midvein convex abaxially, slightly concave adaxially, lateral veins 6–9-paired, slightly concave, reticulate veins prominent, base cuneate or decurrent, margin rugose, slightly revolute, apex acuminate. Inforescences terminal, umbellate, 2–4-flowered, glabrous; pedicels 6–10 mm. Sepals free, linear-lanceolate, 6–7 mm, glabrous abaxially, margin ciliate. Petals yellow-green, narrowly oblong, ca. 9 × 2 mm. Stamens ca. 3.5 mm; filament stout, ca. 2.5 mm; anther sagittate. Pistil longer than stamens, ca. 6 mm; ovary long ovoid, brown pubescent; carpels 3; placentas 3; ovules 16 in total; style short; stigmas enlarged. Capsule ovoid, ca. 1.2 × 0.8 cm, dehiscing by 3 valves; pericarp woody; pedicel ca. 2 cm; stipe distinct. Fl. Mar–May, fr. Jun–Nov.