Bull. Bot. Geneve 1: 220 (1830); Gen. Gram. 275 (1986); Moonmee Devi and Debjyoti Bhattacharyya, Rheedea, Vol. 23(2), 128-131 (2013)
Description:
* Annuals or perennials.
* Inflorescence a contracted panicle.
* Spikelets with short lower glume, upper glume almost as long as spikelet. Lower lemma 3-nerved, lower palea flanks becoming indurated at maturity. Upper lemma leathery.
* In Africa one introduced invasive species.