Short-lived prostrate perennial to 60 cm diam., almost glabrous to sparsely pilose with simple and gland-tipped hairs. Leaves narrowly oblong to narrowly elliptic, obtuse, entire; lamina 10–15 mm long; petiole c. half length of lamina. Flowers in axillary glomerules 3–5 mm diam. Terminal flower of glomerule male; tepals 3, shortly united; stamens 2; pistillode minute. Lateral flowers of glomerule female; tepals 2, in fruit c. 1.3 mm long, with an inflated limb, the short broad claws united; styles 2, short. Pericarp adherent, smooth. Seed erect, lenticular, c. 0.6 mm long; embryo semicircular around lower two-thirds of seed; radicle and cotyledons erect. Tepals and seed shed as unit.