*Nassella trichotoma (Nees) Hack. ex Arech.

Lemma c. 2 mm long, c. as long as broad, without a corona; awn eccentric, c. 3 cm long. Spikelets 5–8 mm long. Panicle up to 25 cm long, often purplish; the whole panicle detaching at maturity. Leaf blades inrolled, bristly, c. 0.5 mm wide. Densely tufted perennial up to 70 cm high. Widespread in drier pastures, a declared noxious weed. Introd. from S. America. Fl. spring. Serrated Tussock