Tufted perennial or annual, 55-180 mm high; shortly rhizomatous; culms 1-noded. Leaf blade 10-30 x 2-5 mm, short, broad, in a basal rosette, margins with stiff spreading hairs. Inflorescence branches whorled; spikelets pendulous at maturity. Spikelet 1.0-1.7 mm long; glumes unequal; lower glume 1/2 as long as spikelet, narrowly lanceolate; upper glume as long as spikelet, narrowly ovate; lemma narrowly ovate; anther 0.2-0.3 mm long; grain discoid.
Perennial or annual; up to 0.18 m high; shortly rhizomatous or tufted. Leaf blades 10-30 x 2-5 mm; short and broad; in a basal rosette; margins pectinately ciliate. Flowers: panicle open; whorled; spikelets 1.0-1.7 mm long; pendulous at maturity; panicle whorled; lower glume 1/2 as long as spikelet; caryopsis discoid.
Perennial or annual, shortly rhizomatous or tufted, up to 180 mm tall. Leaf blades 10-30 mm long, 2-5 mm wide, short and broad, in a basal rosette, margins pectinately ciliate. Spikelets 1.0-1.7 mm long. Panicle whorled; spikelets pendulous at maturity; grains discoid.