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Superior glume as long as the spikelet, oblong-lanceolate with narrow recurved margins, 5(7)-nerved, pale green, appressed hairy, hairs long, fine, irregularly undulate, apex sometimes incurved.
Leaf laminae 5–15 × 0.05–0.1 cm., linear, involute, densely papillose on both surfaces, papillose along the margin.
Rhachis triquetrous, narrowly winged, up to 0.3 mm. broad, slightly undulate, smooth with smooth margins.
Superior lemma somewhat shorter than the spikelet, oblong-lanceolate, acute, pale green to bluish green.
Pedicels 2-nate, 1–3.5 mm. long, triangular, minutely scaberulous, scarcely broadened at the apex.
Inflorescence of a single raceme, 3–5 cm. long, terminal, erect.
Culm up to 20 cm., erect, glabrous, nodes dark, slightly hairy.
Inferior glume 0.3–0.5 mm. long, truncate, nerveless, hyaline.
Spikelets 2.8–3.4(4.0) mm. long, oblong-lanceolate.
Leaf sheaths glabrous to densely papillose.
A loosely caespitose, slender annual.
Ligule 2–4 mm. long, bifid.
