162 



Fig. 458. Sporobolus-wrightii Scrihn. l\nU. Torr. But. (iiilj,9: 

 103. 1882. Saccaton. — A stout, erect pereuuial, 10 ti) 18 dm. high, 

 ■with loiijjj leaves ami many-Howered, open panicles 30 to 60 cm. 

 long. Hpikelets (a) 2 mm. long, with thin, uneciual, empty glumes, 

 the second nearly as long as the ilowering glume, which is oC 

 similar texture to the euii)ty ones. — ''Adobe'" soil, Texas, New 

 ^lexico, and Arizona. July-Sej)teniber. 



