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Inferior lemma as long as the spikelet, ovate with recurved margins, 5-nerved, the central and 2 marginal nerves well developed, 2 subcentral nerves but poorly developed, appressed hairy, hairs scarcely overtopping the spikelet.
Superior glume somewhat shorter than the spikelet, oblong-triangular, 3(5)-nerved, appressed hairy, hairs white to purplish, undulating, with rough, papillose wall.
Leaf laminae 5–10 × 0.4–0.7 cm., linear, flat, glabrous on both surfaces, minutely scaberulous along the prominently crisped margin.
Superior lemma somewhat shorter than the spikelet, ovate, apiculate, pale yellow to pale brown, sometimes purplish tinged.
Inflorescence composed of 2–5 racemes, (4)7–18 cm. long, erect, solitary along a short common axis.
Culms 15–60 cm., erect or ascending, rarely from a creeping base, glabrous, nodes dark, glabrous.
Rhachis triquetrous, scarcely winged, up to 0.5 mm. broad, smooth, with scabrous margins.
Pedicels 3-nate, 0.4–3 mm. long, triangular, scabrous, slightly broadened at the apex.
Inferior glume 0.1–0.2 mm. long, blunt, hyaline.
A loosely caespitose or solitary growing annual.
Spikelets 2.0–2.6 mm. long, ovate, inflated.
Ligule 0.57–1 mm. long, rim-like.
Leaf sheaths glabrous.
