or perennial grasses, culms prostrate, rooting at the base. Leaf-blades linear
to lanceolate, ligules a line of hairs. Inflorescence composed of 2-many
lateral racemes and a terminal raceme similar to the laterals, borne on a
common axis, rachis triquetrous to ribbon-like. Spikelets single or paired,
1.7-2.7 mm long, sessile or pedicelled, florets 2, awnless; lower glume 0.2-0.5
mm long; lower florets male or neuter, upper florets bisexual; upper lemmas
readily deciduous, smooth, with inflexed edges, shiny, obtuse, faintly nerved.