Great Brome, Jabbers, Kingston Grass, Ripgut, Ripgut Brome
Introduced annual grass 30cm to 1.5m tall. Leaves with a hairy sheath at the base. Ligule a membrane without a fringe of hairs. Leaves flat, 4-25cm long, 2-10mm wide, hairy, rough. Spikelets initially purplish, later yellow-green to straw-coloured, 20-60mm long excluding the awns. Inflorescence spreading or cylindrical. Seeds with one long awn, in groups of 5-8.
Description and photo in G.M. Cunningham, WE Mulham, PL Milthorpe and J H Leigh (1981 and later printings) Plants of Western New South Wales pages 68-69
ausGrass2 description with photos: http://ausgrass2.myspecies.info/content/bromus-diandrus