No. ir. 



SPOROBOLUS BUCKLEYI V&sej. 



Culms erect, loosely tufted, slender, not l)ranr-liin,i{. compressed, especially 

 below, smooth, 2 to 3 feet tall. 



Leaves; radical, few, sheaths green or purplish, compressed, tapering into 

 slender, mostly folded, smooth, long pointed blades, to 15 inches long, green at 

 maturity; of culm -1 or 5: sheaths mostly exceeding internodes. lower ones com- 

 pressed and open, upper close, blades like tliose of railical leaves; ligule a minute 

 tawny fringe. 



Inflorescence a loose, spreading, erect panicle, 10 to 15 inches long; branches 

 spreading or becoming reflexed, mostly alternate, 3 to 5 inches long, slender, bear- 

 ing beyond the lower third, short branches of pedicellate spikelets. 



Spikelets obovate, l-fiowered, | line long; first glume lanceolate, acute, thin, 

 .smooth. 1-uerved, i line long; second glume same, but nearly twice as large; floral 

 glume ovate, acuminate, hyaline, smooth, 1-nerved, J line long; palet lance-ovate, 

 acute, obscui'ely 2-keeled, A line long, in age splitting to the base. 



Grnin elliptical-globose, utricle light-brown, i line long. 



Plate XVII; a, spikelet enlarged. 



Well distinguished by the large panicle of capillary l>ranclies and many 

 fiowei'ed, small spikelets. A handsome species. 



Texas to Mexico. 



