196 



Fig. 190. TRTCHLORIS PLURIFLORA Fourn. Mex. PI. 2 : 142. 1881. 

 MANY-FLOWERED TRICHLORIS.— A glaucous, erect perennial 6-12 dm. 

 (2°-4°) high, with long, flat leaves, and numerous erect, many-flowered 

 spikes 8-15 cm. (3'-6') long. Sheaths loose, smooth; leaf-blades 2-2.5 dm. 

 (8'-10') long, 6-8 mm. (3"-4") wide, scabrous on both sides. Spikelets nearly- 

 sessile, 3 to 4 flowered, 4-5 mm. (2"-2i") long; the first glume (o) one-half to 

 two-thirds as long as the second; flowering glumes {b) scabrous, ciliate on the 

 margins, 4 mm. (2") long, terminating in three scabrous awns, the middle one 

 8 mm. (4") long, the lateral ones about 2 mm. (1") long. Palea (c) lanceolate, 

 its hyaline margins infolded.— Southern and western Texas. (Mexico.) May 

 to July. • 



