Evergreen climber or scandent shrub, up to 6 m. Twigs glabrous to laxly pubescent; flowering twigs up to 4 mm diam., glabrous to pubescent. Buds broad-ovoid to ovoid, up to 2 mm, acute; scales glabrous to short-pubescent, ciliolate. Leaves oblong to (sub)lanceolate, 3—12(—15) by 1-5 cm, index 2-4 (-4.5), ± pergamentaceous, above glabrous to subglabrous or sometimes sparsely pubescent especially when young, beneath glabrous to lax-pubescent especially on midrib; base acute to rounded, attenuate or not; apex acute, acuminate; nerves (5-) 6-9(-10) pairs, patent, straight or sometimes ± curved; petiole up to 1.5 cm, glabrous to mainly above lax-pubescent. Cymes solitary, axillary, 1.5-8 (-10) cm long, 4-25-flowered, sometimes widely spreading, lax, and with up to 35 or more flowers, glabrous to sparsely pubescent; pedicels up to 1 cm; bracts ovate to lanceolate, up to 2 mm or, when subtending a cyme up to 6 mm, subglabrous to pubescent, ciliolate; bracteoles as bracts. Flowers green to yellow or white. Sepals broad-ovate to ovate, 0.7-1.5 by 0.5-1 mm, acute to rounded, glabrous to pubescent, ciliolate. Petals elliptic-oblong to lanceolate or sometimes oblong-ovate, 2-4(-4.5) by 0.7-1.3 mm, acute to obtuse; nerves up to 7, dark-coloured or sometimes obscure. Stamens 1.2-2.25 (-2.5) mm; filament flattened, 0.9-2(-2.25) by 0.25-0.5 mm; anther ellipsoid to ovoid, 0.25-0.4 mm, often ± inflexed. Disk crown-shaped, usually thin; lobes often distinct, relatively long and narrow, sometimes short or margin of disk irregular; ribs often faint or absent. Pistil l-2(-2.5) mm; style either absent or obscure, or conical, (0.75—)1 —1.5 (-1.75) mm, much shorter than the adjacent side(s) of the drupelet(s); ovary globular to subreniform, 0.4-0.7 by 0.5-0.75 mm, glabrous. Drupelets globular to somewhat obovoid, ± compressed, 7-9 by 6-8 mm, green to red or blue when fresh, without persistent petals and stamens at the base; reticulate pattern rather fine, but often inconspicuous or obscure. Embryo with faintly wrinkled cotyledons.
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Woody climbers, to 6 m, evergreen. Young branches pubescent, glabrous when old; bud scales ovoid, apex long acute, ciliate. Petiole 0.5-2 mm, sparsely puberulent or glabrous; leaf blade abaxially grayish green, adaxially dark green or olivaceous-green, sometimes shiny, obovate-lanceolate, narrowly oblong, or oblong-elliptic, 5-12 × 1-3 cm, papery or thinly leathery, both surfaces glabrous, lateral veins 5-8 pairs, anastomos-ing 3-10 mm from margin, base rounded or broadly cuneate, apex acuminate. Cymes comprising a 10-20(-25)-flowered panicle 3-5 cm, glabrous or sparsely pilose; peduncles 2-6 mm. Pedicel 3-6 mm. Sepals 5, ovate or oblong-ovate, ca. 0.8 mm, apex acute, ciliate. Petals 5, green, yellowish green, or greenish white, oblong or oblong-lanceolate, 2-4 × 0.7-1.3 mm, veins up to 7 and reddish, apex acute or obtuse. Stamens 5, 3-5 mm; filaments broad and flattened, 1-2 × 0.25-0.5 mm; anthers often inflexed, elliptic or ovoid, extrorse. Disk cup-shaped, distinctly 5-lobed. Ovary glabrous; styles narrowly conical. Schizocarp green to red or blue, suborbicular, 5-7 mm in diam.; endocarp with inconspicuous midrib, with obscurely foveolate. Fl. Mar-May, fr. Jul-Sep.
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