Erect or drooping tufted introduced grass to 100 cm tall. Hairless flat leaves grow mostly from the base, 30 cm long and 8 mm wide. Flowering units (spikelets) are pyramid-shaped, loose and one-sided. They become papery as they mature.
Seeds are split in two and have long silky hairs and extend into two fine bristles, with a bent awn 25 mm long.
Annual. Common weed of disturbed land including roadsides, railyards and pasture. Able to outcompete native grasses. Can increase fire frequencies. Prolific seed production with the buried seed able to stay dormant until disturbed. Mainly germinates after autumn rains.
Tracheophyta (Vascular Plants)
Magnoliopsida (Flowering Plants)
Source: Atlas of Living Australia