Tiny Bristle -grass, Roughtail
Introduced annual grass, prostrate or 5-35cm tall. Leaves with a hairy sheath at the base. Ligule a membrane without a fringe of hairs. Leaves 3-10cm long, 1-4mm wide, flat, hairy or hairless, tips blunt, sometimes with a straight hard point. Spikelets green, 2-4mm long (excluding the awns). Mature seed groups cylindrical to oval, or slightly spreading in large heads. Seeds with one awn 1-3mm long.
Description and photo of seeding plant (as Lophochloa pumila) in G.M. Cunningham, WE Mulham, PL Milthorpe and J H Leigh (1981 and later printings) Plants of Western New South Wales page 115
ausgrass2 description and photos: http://ausgrass2.myspecies.info/content/rostraria-pumila