Crinkleawn Grass

Annuals or perennials. Leaves: lamina linear. Inflorescence of solitary or digitate racemes, each raceme bearing paired spikelets. Sessile spikelet male or barren and awnless, otherwise resembling the pedicellate. Pedicellate spikelet bisexual with pungent callus; lower glume grey-brown, convex on the back; lower floret reduced to a hyaline lemma; upper lemma entire, with a hairy awn from the apex. The genus is unusual in that the sessile spikelet is male or barren and awnless.

Trachypogon is a small genus of African and Latin American plants in the grass family. Crinkleawn grass is a common name for plants in this genus.

Species Trachypogon chevalieri (Stapf) Jacq.-Fél. - western + central Africa Trachypogon macroglossus Trin. - Cuba, Puerto Rico, Brazil Trachypogon spicatus (L.f.) Kuntze - Africa, Madagascar, South America, Central America, Mexico, West Indies, United States (AZ NM TX FL) Trachypogon vestitus Andersson - Central + South America from Honduras to Brazil formerly included

see Bothriochloa Cymbopogon Heteropogon Hyparrhenia Sorghastrum Sorghum

Trachypogon argenteus - Bothriochloa saccharoides Trachypogon avenaceus - Sorghum halepense Trachypogon hirtus - Hyparrhenia hirta Trachypogon laguroides - Bothriochloa laguroides Trachypogon minarum - Sorghastrum minarum Trachypogon pubescens - Hyparrhenia hirta Trachypogon rufus - Hyparrhenia rufa Trachypogon scaberrimus - Sorghastrum scaberrimus Trachypogon schoenanthus - Cymbopogon schoenanthus Trachypogon scrobiculatus - Heteropogon melanocarpus Trachypogon stipoides - Sorghastrum stipoides