Liane or scandent shrub usually not exceeding 4 m. in height; stems and older branches reddish-or purplish-brown, glabrous, without lenticels or with small indistinct ones; young branches 4-lined or 4-angled, finely pubescent.. Petiole 0.6–1.6(–2) cm. long, pubescent; blade oblong, oblong-elliptic or obovate, 4.2–9(–12.5) cm. long, 2–5(–6) cm. wide, obtuse, rounded or shortly and bluntly acuminate, cuneate, papery, deep green above, paler beneath, usually sparsely pubescent, especially on the nerves; margin glandular-serrate.. Inflorescence-axis and branches pubescent.. Flowers 2.5–3.5 mm. in diameter, ± 1.5–2.2 mm. long; pedicels 0.25–0.5 mm. long; bracts ± triangular, 0.5–0.7 mm. long, pubescent.. Sepals united in the lower 1/3–1/2, ovate, 0.3–0.5 mm. long, obtuse to rounded, denticulate, slightly pubescent outside, greenish with a paler margin.. Petals yellow-green to brownish, narrowly oblong, rounded, (1–)1.3–2 mm. long, 0.4–1 mm. wide, glabrous, margins ± inrolled.. Disc narrowly sinuous.. Filaments ± 0.3–0.6 mm. long; anthers glabrous.. Ovary 3-lobed.. Mericarps yellowish green, oblong to oblanceolate, usually 4–5 cm. long, 1.6–1.9 cm. wide, obtuse to rounded at apex, conspicuously longitudinally-striate, glabrous.
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