Isolepis levynsiana

Dwarf tufted annual. Culms filiform, trigonous to compressed, 1–8 cm high. Leaves filiform, to 8 cm long, not septate-nodulose, shorter than culms. Inflorescence a pseudolateral, digitate cluster of 1–4 sessile spikelets; involucral bracts leaf-like, 1 erect and shorter or longer than inflorescence. Spikelets flattened, 4–8 mm long, 2–2.5 mm broad, 4–20-flowered; rachilla not winged, persistent; glumes obtuse or shortly acuminate, with sides 2–5-nerved, greenish to pale brown, often tinged red-brown, 1.5–1.7 mm long; stamens 1–3; style 3-fid. Nut triquetrous, ellipsoid to obovoid, minutely reticulate to minutely verrucose, pale to mid-brown, from one-half to two-thirds as long as glume, 0.8–1.0 mm long, 0.6–0.7 mm diam. Flowers spring–summer.