Agrostis australiensis

Tufted glabrous annual or perennial, culms erect, to 30 cm high. Leaf-blades folded, to c. 5 cm long and 0.5 mm wide; ligules obtuse, 1–2 mm long. Inflorescence an open panicle, to 15 cm long and 10 cm wide, its base often only shortly exserted from the upper leaf-sheath, the branches finally spreading but remaining inclined to the culm, the longest branches more than 3 cm long. Spikelets 2–2.7 mm long, often dark purplish; glumes acuminate, the lower usually slightly longer, keeled, scabrous along the keels; lemma shorter than the spikelet by 0.5–0.8 mm, glabrous, awnless; palea absent or minute (less than one-fifth as long as lemma); anthers 0.2–0.5 mm long. Flowers Dec.–Feb.