Shrubs or small trees, ca. 5 m tall. Branchlets glabrous. Leaves alternate or subverticillate; petiole 1 cm, slightly flat, glabrous; leaf blade ovate or ovate-oblong, 5-9 × 1.7-3 cm, glabrous on both surfaces, triplinerved, lateral veins 2 or 3 pairs, lowermost pair arising 4-6 mm from base, other pairs arising from middle or above middle of blade, with 1 pair of lateral veinlets at one side near margin, ca. 1 mm from base, acutely projecting to middle, base rounded or broadly cuneate, apex shortly caudate or acuminate. Umbels 2-fascicled, lateral, 4-flowered; peduncle ca. 1 mm. Pedicel villous. Perianth segments 4, ovate. Male flowers: fertile stamens 6; filaments pubescent at base, of 3rd whorls each with 2 sessile orbicular glands at base; rudimentary pistil glabrous. Fruit ellipsoid, 6-7 × ca. 5 mm; fruiting pedicel 5-7 mm, slightly thickened at apex. Fl. Mar-Apr, fr. Sep-Oct.