Giant parramatta grass

Giant Parramatta grass is a coarse tussocky grass, 70-160 cm in height. The seed head is up to 40 cm long and 1-2 cm wide. Stems grow in a fan-like arrangement and the leaf-sheaths are folded. Leaf blades are up to 50 cm long and 1.5–5 mm wide. Its flower head is a dark, slaty green, dense, spike-like panicle 25-45 cm long, with branches usually lax at maturity, and sometimes diverging slightly. The spikelets are 1.5-2 mm long.