169 



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

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

 slender, very much brauclied and leafy pereunial 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 (/>, c), are pilose for half their 

 length. — Xew Mexico( t) 



