Small tree, up to 7 m high, or shrub. Twigs 3-13 mm in diam., brown, glabrous to rather densely shortly ferrugineous hairy and glabrescent. Leaves pari-or imparipinnate, (3-)7-ll(-16)-jugate, 25-40 cm long, the axial parts ferrugineous or fulvous short-hairy, glabrescent; petiole ± terete, 2-6(-17) cm; pseudo-stipules suborbicular to elliptic, often slightly oblique, (0.4-)l-1.8 by (0.3-)1.2-2.2 cm, cordate to cuneate at base, rounded to acute at apex, reti-, palmati-, or penninerved. Leaflets opposite to alternate, sessile or with up to 2 mm long petiolules, elliptic to lanceolate, 7-20 by 2-7 cm, index 2.2-4, stiff-chartaceous, mostly greenish grey to blackish above, light to dark brown beneath, glabrous or the midrib ferrugineous tomentose on both sides, mainly beneath with pitted warts; base subcordate or rounded to cuneate, oblique, in terminal leaflet long attenuate; apex tapering acuminate, acute to obtuse; nerves 1-2.2 cm apart, angle to midrib c. 75°, nearly straight, distinctly looped and joined at some distance from the margin. Inflorescences terminal and in the upper leaf-axils, pyramidal, up to more than 40 cm long, glabrous to fulvous short-hairy, repeatedly branched; main branches patent, up to 25 cm long; cymes short-stalked to sessile, few-to many-flowered; pedicels slender, 1-1.2 mm. Flowers (orange-)yellow. Sepals sparsely (outer) to densely (inner), partly glan-dular ciliolate, outer two broad-ovate to obovate, 1.8-2.2 by 1.2 mm, inner suborbicular to ovate, 1.8-3.5 by 1.8-2.2 mm. Petals distinctly clawed, completely long-hairy, blade transversely semi-el-liptic, 0.7-1.5 by 1.2-2 mm, auricled at base. Disc glabnous or fairly densely short-hairy. Stamens 5-8; anthers 1 mm, rather densely woolly. Ovary 2-or 3-celled, glabrous to thinly appressed-hairy; stigma sessile or on a short style. Fruits slightly 2-or 3-lohed, 2-3 by 2-3 cm, hardly pointed, smooth and; glabrous, yellow to pale brown. Seeds obovoid, hilum elliptic, 3 mm long.
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