Acompletely glabrous much-branched prostrate annual herb with stems to c. 25 cm long, rooting at the nodes. Petioles 0.5-1 mm long. Leaf-blades suborbicular-ovate, 1-5 x 1-4.5 mm, rounded to emarginated at the apex, obliquely shallowly cordate at the base, entire, pale green. Stipules interpetiolar, fused above and beneath to form a triangular laciniate or fimbriate white scale 0.5 mm long. Cyathia axillary, solitary, in the uppermost axils; glands transversely ovate or oblong, purplish, with narrow, subentire white appendages. Frutis trigonous, keels carinate, 1.2 x 1.5 mm, smooth. Seeds ovoid, quadrangular, 0.8 x 0.5 mm, smooth, pinkish-brown.