Annual herb; monoecious; main stem slender, erect, 1-3.5 dm high, 0.5-2 mm thick; scale-leaves 0.5-0.9 mm long, scarious. Deciduous branchlets mostly 3-7 cm long, smooth or minutely scabridulous, with ca 15-30 leaves. Leaves mem-branous, minutely scabridulous on both sides; petioles 0.3-0.4 mm long; stipules lanceolate, 0.5-0.8 (-1) mm long; blades elliptic to ovate-oblong (? narrowed towards the tip), apically obtuse, 4-8 mm long, 2-3.5 mm broad. Cymules uni-sexual, the staminate flowers several at proximal axils of branchlet, the pistillate flowers solitary and distal. Staminate flowers with pedicels 0.3-0.8 mm long; calyx-lobes 5, suborbicular, 0.4-0.6 mm long; disc-segments 5, glandular-crenate; stamens 3, the filaments ca 0.2-0.25 mm long, united below into a column, the anthers 0.2-0.25 mm broad, dehiscing ? horizontally; pollen grains 3-colporate. Pistillate flowers with pedicels becoming 1.5-2 mm long; calyx-lobes 5, oblong to obovate, becoming 1.2-1.6 mm long in fruit, obtuse; disc dissected into 3 linear or lanceolate somewhat unequal segments 0.25-0.5 mm long; ovary smooth, the styles free, spreading, 0.25-0.3 mm long, bifid, the tips scarcely thickened. Cap-sules ca 2 mm in diam, obscurely rugulose; seeds 0.9-1.1 mm long, yellowish-brown, with ca 10 longitudinal striae and many fine cross-bars.
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