Herb, minute tufted annual 0.5–2 cm high. Leaves distichous, equitant, glabrous; sheath 3–4 mm long; lamina linear, triquetrous, 4–30 mm long, 0.5–1 mm wide. Cataphyll absent. Heads sessile, laterally compressed, oblong, 1–2 m wide. Primary bracts opposite, glabrous, gaping at anthesis; outer bract with a brown scarious basal sheath 1.5–3 mm long with hyaline margins, and a linear lamina 4.5–13 mm long; inner bract similar with a lamina 3–10 mm long. Pseudanthia 2–5, bisexual. Secondary bracts 2 or 3 per pseudanthium, 1–3 mm long, acute and entire or minutely erose. Stamen free; anther c. 0.8 mm long. Carpels 1–4; styles very shortly connate; papillae simple, c. 0.02 mm long. Seed fusiform, c. 0.5 mm long.
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