169 



Fig. 465. Sporobolus thurberi Scribn. U. S. Dept. Agr. Div. 

 Agros. Bull 11: 48. fig. 5. 1898. Thurber's Rush-grass. — A 

 slender, very much branched and leafy perennial 1.5 to 2.5 dm. 

 high, from creeping rootstocks, with contracted, linear, long- 

 exserted panicles 3 to 5 cm. long. Spikelets straw-colored, 4 to 5 

 mm. long. Flowering glume (6, c), are pilose for half their 

 length. — New Mexico(?) 



