Inflorescence a panicle, its primary branches bearing racemes at regular intervals along their length, each raceme reduced to a single sessile spikelet (whose apparent pedicel is homologous with the raceme peduncle).
Superior floret bisexual, the lemma comprising the bilobed, hyaline base of the awn.
Pedicelled spikelet and pedicel completely suppressed.
Spikelets solitary, sessile, 2-flowered.
Inferior floret barren.