This
perennial herb easily exceeds in height. The stiff stems are sharply three-angled and usually very concave between the edges. Each plant has three or fewer
leaves which are short and narrow. The
inflorescence is a small head of several spikelets which may be brown to bright orange, red, purplish, or pale and translucent. They have hairy edges. The fruit is a brown
achene. The plant reproduces
sexually by seed and colonies spread via
vegetative reproduction, sprouting from the
rhizomes. == Distribution and habitat ==