HABIT	A TALL, ROBUST, BRANCHING, MONOECIOUS PERENNIAL GRASS.
STEMS	CULMS 0.9-1.9 M TALL WITH SOFTLY BEARDED NODES.
LEAVES	LINEAR, USUALLY 15-30 CM LONG AND 0.6-2.2 CM WIDE, APEX ACUMINATE, MIDRIB STOUT, MARGINS SCABRID; LEAF SHEATHS LONG, SMOOTH OR HAIRY; LIGULE A NARROW RIDGE.
FLOWERS	INFLORESCENCE A TERMINAL PANICLE OF RACEMOSE SPIKELETS ON SLENDER PEDUNCLE, MALE AT THE TOP AND FEMALE BELOW.
SEEDS	GRAIN ENVELOPED IN THICKENED LOWER LEGUMES, 5-7 MM LONG.