Cymbopogon Spreng. >

Lower glume of sessile floret with 2 distinct keels. Awn inconspicuous or absent Cymbopogon
Racemes slightly hairy to almost glabrous, 15–20 mm long, sharply reflexed and divergent at maturity. Lemma of the sessile spikelet awnless or with a fine awn. Erect, tufted perennial with a purplish tinge, up to 1 m high. Leaf blades up to 25 cm long, inrolled, 2–3 mm wide; ligule membranous, sinuate. Widespread. Woodlands, forests, pastures and sand dunes. Fl. spring–summer. Barbwire Grass Cymbopogon refractus