Agrost. Bras. 341 (1829); Gen. Gram.: 338 (1986) .- .- Type-species: Trachypogon montufari (Kunth) Nées.
Homopogon Stapf, Mém. Soc. Bot. Fr. 8 : 103 (1908).
Description:
* Tufted annuals or perennials. Leaves linear to acicular; ligule membranous.
* Inflorescence terminal, a solitary or several digitate racemes. Raceme with a tough rhachis bearing pairs of spikelets; internodes hardly visible.
* Subsessile spikelets raised on a short stout stipe, narrowly oblong, male or barren, awnless (sometimes awned and fertile (T. chevalieri); pedicelled spikelets bisexual, subterete, the callus pungent, obliquely inserted on the pedicel-tip. Lower glume coriaceous, obtuse to truncate; upper glume thickly 3-nerved with grooves between. Upper lemma stipitiform, entire or bidentate with a pubescent or villous awn.
Genus of the savannas of tropical America and Asia with 3 species