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Inferior lemma as long as the spikelet, oblong with recurved margins, centrally deeply sulcate, margins inflated, 5-nerved, the central nerve poorly developed, hairs in two basal bundles and along the inflated margins with a loosely papillose wall and swollen base, the other, marginal hairs somewhat slenderer, overtopping the spikelet for 2–3 mm.
An annual grass. It grows up to 40 cm high. It can form clumps. The leaf blade is 3-7 cm long by about 0.5 cm wide. The leaf surface is slightly rough. The flowering stalks have 2-3 side stalks with flowers along them. These are 6-13 cm long.
Leaf laminae 3–7 × 0.4–0.8 cm., linear, flat, scaberulous on both surfaces, margins scaberulous, sometimes with scattered bulbous based bristles.
Superior glume somewhat shorter than the spikelet, narrowly triangular, 3-nerved, appressed hairy, hairs white to purplish, smooth, acute.
Superior lemma somewhat shorter than the spikelet, oblong, acuminate, basally gibbous, keeled, pale yellow to very pale brown.
Rhachis triquetrous, broadly winged, up to 1.4 mm. broad, smooth to minutely scaberulous, with scabrous margins.
Pedicels 3–4-nate, 0.5–4.0 mm. long, subterete, smooth or scaberulous, asymmetrically broadened at the apex.
Inflorescence composed of 2(3) racemes, 6–13 cm. long, erect, one subsessile, the other(s) pedicellate.
Spikelets 2.5–2.7 mm. long, oblong, basally adaxially gibbous.
Culms 15–40 cm., erect, glabrous, nodes dark and glabrous.
Leaf sheaths scaberulous, loosely to densely hairy.
A loosely caespitose or solitary growing annual.
Inferior glume short, hyaline, soon withering.
Ligule 0.5–1 mm. long, rim-like, ciliate.
A distinctive silky inflorescence
Tufted annual 30–90 cm. high
