73 



Fig. 3fi9. Panicum octonodum .T. (i. Smith, ii. sp. A .slciulcr, 

 erect, iinbrauthed. glabrous pcreiuiiiil 4 to G dm. high, witbliurar, 

 rigid, erect or asiendiug leaves, and narrowly pyramidal, rather 

 densely llowered i)anicle8 5 to 10 cm. long; spikelcta elliptical- 

 ovate, acute, 1.2 mm. long; second and third glumes faintly 

 7-nerved and glabrous. Texas. Allied to /'. Ihidhcimeri Mash. 



