Loosely caespitose perennial up to 80 cm tall, arising from a slender rhizome and forming tufts up to 30 cm in diameter; culms erect, slender; leaf lamina 7–25 cm long, filiform, flexuous, firm but not pungent, glabrous.
Panicle 6–16 cm long, ovate or oblong, the branches ascending or spreading.