Pedicelled spikelet sometimes similar to the sessile spikelet, but often smaller or even almost suppressed, rigidly apiculate at the apex, with a short callus, this with a short central peg; pedicels from half as long to almost as long as the internode.
Inflorescence up to 35 cm long, with a central axis up to 15 cm long; racemes 6–12, each 15–25 cm long, occasionally some of them branched; internodes and pedicels linear, subclavate upwards, smooth or scabrid.
Robust, caespitose perennial, the basal sheaths broad and papery but not flabellate; culms up to 300 cm high, erect.
Leaf laminas up to 45 cm × 12 mm, flat or loosely inrolled.