Loudetia annua (Stapf) C.E.Hubb.

Erect annual; culms 30–120 cm. high.. Leaf-blades 4–20 cm. long, 2–7 mm. wide.. Panicle narrowly oblong to elliptic, 10–30 cm. long, 2–5 cm. wide, moderately dense.. Spikelets narrowly lanceolate, 15–20 mm. long, light brown, beset with tubercle-based hairs; lower glume narrowly ovate, 1/3 as long as the spikelet, tridenticulate; upper glume lanceolate, as long as the spikelet, the upper half drawn out into a long linear tail, obtuse; lower lemma lanceolate, 1/2–2/3 as long as the spikelet, acute; upper lemma 3–5 mm. long, pubescent, bidentate; awn 9–14 cm. long, the column black at maturity; callus oblong, 1 mm. long, 2-toothed; stamens 2.

Humid soils flanking ditches.