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Tufted robust erect perennial to 1500 mm high; culm sparsely branched at the upper nodes, lower internodes glabrous or pubescent, not woolly hairy. Leaf blade to 300 x to 4 mm. Inflorescence narrow, 150-300 mm long, dense, spike-like; branches closely adpressed to main axis, sometimes interrupted towards the base. Spikelet 50-90 mm long (including awns); lower glume to 2/3 the length of upper glume, awned; lemma articulation between lemma apex and column base; column present; awns three, laterals well developed; callus 1.5-3.0 mm long, apex naked, acuminate, pungent; anther 2.5-4.0 mm long.
Perennial; up to 1.5 m high; robust; tufted; erect. Culms sparsely branched at upper nodes; lower internodes glabrous or pubescent; not woolly hairy. Leaf blades up to 300 x 4 mm. Flowers: panicle contracted; narrow; 150-300 mm long; dense; spike-like; branches closely appressed to main axis; sometimes interrupted towards base; spikelets 50-90 mm long (including awns); lower glume up to 2/3 the length of upper glume; awned; lemma articulation between apex of lemma and base of column; column present; awns 3; laterals well developed; callus 1.5-3.0 mm long; apex naked; acuminate; pungent.
