"Diffuse or erect herbs; stem 4-angled and narrowly winged, ciliate along the margins. Leaves 1-2.7 x 0.4-1.3 cm, ovate to elliptic, base cuneate, apex acute, glabrous, subsessile; stipule bristles subulate. Flowers very small, in axillary and terminal, sessile, capitate clusters. Bracts and bracteoles subulate. Calyx lobes 2, 1-2 mm long, lanceolate. Corolla white, c. 2 mm long. Capsule c. 1 mm long, truncate, compressed, pubescent. Seeds oblong, reticulate."