The species is
perennial loosely tufted with short
rhizomes. The
culms are as tall as and are wide. Spikelets are oblong, solitary, are long and have fertile spikelets that are
pediceled. The pedicels are pubescent and hairy above. The spikelets have 2-3 fertile
florets which are diminished at the apex while the sterile florets are barren, cuneate, and
clumped. Both the upper and lower
glumes are elliptic, keelless, membranous and have acute apexes. Their size and veines are different though; Lower glume is long with the
leaf veins being 3–5 while the upper one is long and is 5–9 veined. The species'
lemma have scabrous surface and emarginated apex. Its fertile lemma is coriaceous and is long. Its
palea is elliptic, 2 veined, and have puberulous surface. Flowers are fleshy, oblong and truncate. They also grow together, and have 3
anthers that are long. The
fruits are
caryopsis with additional pericarp and linear
hilum. ==Ecology==