ant 
1@. Sphenopholis Scribn. 
Perennials with flat blades and narrow panicles. Spikelets 2-flowered, 
disarticulating below the glumes, the rachilla prolonged beyond the upper 
floret as a slender bristle; first glume narrow, l=-nerved, the second broad, 
obovate, d-S-nerved; lemmas acute, fim, scarcely nerved, somewhat exceeding 
the glumes. 
1. S. obtusata (lMichx.) Scribn. Culms erect, 30-60 om. tall; sheaths 
scabrous or nearly smooth; blades flat, scabrous, 5-15 om. long, 2=5 mm. wide; 
panicles narrow, dense, more or less interrupted at the base, 5-10 om. long; 
spikelets 2-2.5 mm. long; glumes scabrous; lemmas smooth and Shining, or 
scabrous toward the tip. ; 
Open woods and prairies. —— 
——>Priest Lake, pling 7762. 
a 
CNS (Lae 
