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Female flowers: pedicels 0.5 mm long, extending to 1.5 mm in fruit; sepals 5, 1.2–1.3 × 0.5–0.7 mm, accrescent to 2 × 1 mm in fruit, elliptic-oblong, subacute, minutely serrulate, white with a reddish midrib; disk 0.6 mm in diameter, annular to shallowly 5-lobed, undulate, thin; ovary 0.3 mm in diameter, sessile, 6-lobed, ± smooth, pinkish; styles 3, c. 0.2 mm long, ± free, divergent, bifid, stigmas recurved.
Male flowers: pedicels 0.3–0.5 mm long, capillary; sepals 5, 0.5–0.6 × 0.5 mm, suborbicular, minutely apiculate, cream-coloured with a pink midrib; disk glands 5, free, minute, rounded, ± flat, smooth; stamens 2(3), filaments connate into a column 0.2 mm high, anthers 0.2 mm across, free, rounded, horizontally held, laterally dehiscent.
Leaf blades 0.5–1.5 × 0.1–0.2 cm, linear-lanceolate to narrowly elliptic-lanceolate, acute or subacute, cuneate or attenuate, membranaceous, green above, glaucous and often pinkish-tinged beneath with reddish margins; lateral nerves in 2–4 pairs, upwardly directed, invisible above, scarcely visible beneath.
Seeds 1 × 0.8 × 0.7 mm, segmentiform, pale yellowish-brown to dark grey-brown, with 9–10 faint longitudinal ridges on the dorsal facet, and c. 7 scarcely visible concentric lines on each ventral facet, with numerous more strongly marked transverse lines or ridges between them.
Foliage leaves distichous; petioles 0.5–0.6 mm long; stipules c. 1 mm long, linear-setaceous, subentire, cream-coloured with a pinkish midrib.
Scale leaves 1 mm long, linear-subulate, soon darkening, sometimes replaced by foliage leaves; stipules 0.6 mm long, triangular.
Male flowers in few-flowered cymules in the proximal axils of the lateral shoots, female flowers solitary in the distal axils.
Fruit 1.2 × 2 mm, oblate, very shallowly papillose in the upper half, otherwise ± smooth, greenish-brown.
A glabrous erect annual herb up to 20 cm tall, often reddish-or pinkish-tinged, monoecious.
Lead shoots terete; lateral shoots up to 9 cm long, commonly much less.
