284 MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



Figure 380. — Sphenopholis obtusata. Plant, X X A\ 

 glumes and floret, X 10. (Hitchcock 1453, N. C.) 



berulous, occasionally sparsely pilose; spikelets 3 to 4 mm. long; second 

 panicle nodding, from rather dense to glume relatively thin, acute or sub- 

 open, mostly 10 to 20 cm. long, the acute, about 2.5 mm. long; lemmas 

 branches spikelet-bearing from base; subacute, rarely mucronate, smooth 



