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Perennial. Rhizome elongate or contracted, 4-5(-7) mm thick; scales reddish-brown. Culms 0.8-2 m tall, glabrous or glabrescent. Leaves 7-15(-20) mm broad, glabrescent or sparsely villous; sheaths with mouths produced into a convex tongue with pale, membranous margin. Inflorescence with terminal ± spiciform panicle 30-90(-110) mm long, smaller ± spiciform lateral panicles (0)-1-3 at (0)-1-3 nodes, exserted up to 300 mm from sheaths. Bracts foliaceous. Mate spikelets sessile or subsessile, 10-12 mm long; glumes red-brown or blackish-red, hispidulous or villous on midrib. Female glumes red-brown or blackish-red with green, hispidulous or villous keels, shortly awned. Achene ovoid, 4-5.25 mm x 2.5-3.5 mm, glabrous or proximally sparsely hairy, smooth, grey or brown proximally, blackish distally; hypogynium obscurely trilobed or zoniform, pale brown.
Perennial herb, up to 2 m high. Panicles compact, spiciform, 1 or 2(-4). Leaves evenly spaced along length of column. Female glumes 7-11 mm long, glabrous adaxially. Achene ovoid, beakless, grey with blackish apex. Glumes reddish brown or blackish red.
Dense panicles, the lateral ones pendulous
Stout perennial up to 2 m. high
Broad leaves
