or perennial slender grasses, culms often trailing. Leaf-blades lanceolate,
often clasping culms, ligules membranous. Inflorescence of subdigitate racemes,
terminal and axillary, not spathate, rachis internodes and pedicels filiform to
linear. Sessile spikelets dorsally or laterally compressed; lower glume
membranous to coriaceous, convex, often spinulose; upper lemma boat-shaped,
entire, awned from low down on back; stamens 2-3, Pedicelled spikelet well
developed, reduced to a pedicel or subulate point, completely suppressed.