Annual herb, hispid, tufted, up to 10 cm tall. Stems numerous, branched, decumbent or single, erect, unbranched. Leaves alternate or opposite, elliptic, up to 8 mm long, apex hyaline, scattered, sessile, denticulate, ciliate, hispid, margin thickened. Inflorescence 3-flowered, with 1 terminal, and 2 rudimentary flowers lateral, on highly reduced branches with leaf-like bracts, aggregated into capitate synflorescences; flowers sessile, actinomorphic, white or cream; bracts leaflike 2, subtending each rudimentary flower, absent in the terminal flower, oblanceolate to linear-lanceolate, up to 18 mm long, more than 2 mm wide, apex hyaline, denticulate, ciliate, hispid, margin thickened; hypanthium hispid with prominent veins. Calyx 5-lobed, lobes lanceolate with indented bases, up to 3 mm long, apex hyaline with 1 or 2 hairs, denticulate, ciliate, hispid, fused at base to form a short tube. Corolla cylindric, tube up to 2.7 mm long, few hairs in throat; lobes 5, ovate, hispid, up to 0.8 mm long. Stamens 5, free, inserted at the base of the corolla tube; filaments base dilated, obovate; anthers basi-fixed. Ovary inferior, 3-locular, ovules numerous, axile; style cylindrical, eglandular, glabrous, base discoid; stigma 3-fid. Fruit a ribbed hispid capsule, dehiscing by apical discoid lid. Seeds numerous, surface reticulate with no cuticle, weakly or distinctly pusticulate.
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