Perennial herb. Stems prostrate, pubescent, rooting at nodes. Leaves orbicular to orbicular-obovate, 5-20 mm long and broad, apex obtuse or retuse, base truncate to subcordate, glabrous or sparsely pubescent beneath; petiole 1-8 mm long, pubescent, canaliculate above. Flowers solitary or rarely paired, axillary; peduncles up to 5 mm long, recurving. Sepals ovate to elliptic-ovate, 2.5-3.0 x 1.5 mm, subacute to acute, pubescent or glabrescent with ciliate margins. Corolla white, subrotate, 4.5 mm long, 6 mm wide, deeply lobed; lobes obovate, 1.5-2.5 mm long, 1.0-1.5 mm broad. Capsule globose, 3-4 mm in diameter, 1-locular, bivalved, (2-)4-seeded. Seeds subglo-bose, 1.5-2.0 mm long, brown to black, shiny. Flowering time November to April.