Prostrate perennial to 50 cm long, glabrous except axillary bristles and sepals. Leaves sessile, fasciculate in axils, linear-oblong to oblong-lanceolate, entire or coarsely dentate; lamina 8-48 mm long, 1.5-8 mm wide. Flowers solitary or in small cymes terminating leafy branches 4-6 mm long; pedicel mostly 0.5-1 mm long; bracteoles 2-4, elliptic, 5-6 mm long, concave. Sepals unequal, with a few white bristles on margins and in axils, 0.7-1 mm long. Corolla 9-12 mm long, glabrous outside; wings 2-2.2 mm wide, smaller above auricle; calli 3-6 per row. Ovary c. 2 mm long; ovule erect. Fruit obloid, c. 4 mm long.