Shrubs, sometimes twining, or small trees, 3-6 m tall, to 10 cm d.b.h. Shoots glabrous or with scattered, white branched trichomes, promptly glabrescent; branches terete, slender, spineless or sometimes with small stipular spines more than 1 mm; cataphylls subulate, 2-3 mm wide at base. Petiole 8-11 mm; leaf blade broadly lanceolate to oblong, widest apically from middle, 5-10 × 2.5-3.5 cm but those subtending inflorescences 15-25 × ca. 6 cm, herbaceous, midvein abaxially thickened and obviously elevated, adaxially barely raised, secondary veins 7-10(-12) on each side of midvein and slender, reticulate veins obvious and forming intra-marginal loops, base cuneate to abruptly contracted, apex acuminate to abruptly acuminate. Inflorescences superaxillary rows of (4-)7-10 flowers, spaced over 5-10 mm, with several rows on a branch section 10-20 cm between old and new leaves. Pedicel 0.6-1.5 cm. Sepals 3-4 × ca. 2 mm, slightly unequal; sepals of outer whorl round, slightly larger, navicular, glabrous or margin and outside sometimes distantly pubescent; sepals of inner whorl round, ovate, or obovate, slightly short and narrow, glabrous or with short pubescence, margin membranous. Petals white, oblong, ca. 5 × 1.5-2 mm, glabrous. Stamens [8-]10-12; filaments 6-9 mm; anthers 0.7-0.8 mm. Gynophore 6-12 mm; ovary ovoid, ca. 1.2 × 1 mm, glabrous or minutely pubescent; placentae 2; ovules several. Fruit globose, 8-10 mm in diam.; stipe ca. 1 mm thick. Seeds 1 or 2[or 3] per fruit, ca. 8 × 6 × 4 mm. Fl. Jun, fr. Dec.
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