ANDROPOUONE.E. 

 Introduced into California from eastern Asia. 



36 



Fig. 11. — Ercmochloa leeraioides. A, spikelet, X 10; 6, c, florets. (Scribner.) 



13. (92). Teachypogon Nees, Agrost. Bras. 341 (1829), in 

 part. 



Spikelets 1-flowered, in pairs at tlie nodes of the rachis of a 

 simple 1-sided spike, a subscssile staminate awnless s])ikelet and an 

 awned pedicelled, pistillate or perfect spikelet. Empty glumes 

 3-4, the outer. 1 firm, awnless, enclosing the others, second nar- 

 rower but similar, third empty, very delicately hyaline, narrow, 

 very small ; terminal glume in the sessile spikelet delicately hya- 

 line, awnless, in the pedicelled spikelet hyaline below, above bearing 

 a long twisted awn; palca very small or 0. Stamens 3. Styles 

 distinct. CJniin oblong, included, not adlicrent. 



Tall tufted perennial grasses, with long narrow, flat or involute 

 leaf-blades. Spikes solitary or 2 or 3 and sessile at the apex of 

 the peduncles. Spikelets slightly imbricated and appressed to 

 the rachis. Nearly related to Jlcfcro/tni/d)/. 



Found in troj^ical America and in Africa and Australia. 



Anderss. in (Efvcrs. Vet. Akad. Stocikh. 1857, enumerates 

 11 species, I of which is African and the rest peculiar to tropical 

 and subtropical Amenca. including Brazil and Mexico. Ilackel 

 places them all in one species with many subspecies and varieties. 



1. T. polymorphus Hack., Mart, et Eicld. Fl. Bras., 2, pars. 

 3 : 2(13 (1,SS3). 



A sleuder erect perennial grass, OO-IH) cm. high, hairy 

 at the nodes. Sheaths terete, longer than the inter nodes, more 

 or less pubescH'iit; ligule firm; blades narrow, ilat or convolute, 

 glaucous, rigid, tlio lower 20 cm. long, the upper 6-8 (;m. 



