162 



Fig. 458. Sporobolus wrightii Scribii. ]]ull. Torr. Bot. Club, 9 : 

 103. 1882. Saccatox. A stout, erect perennial, 10 to 18 dm. high, 

 witb long leaves and niany-llowered, open panicles 30 to 60 cm. 

 long. Spikelets (o) 2 mm. long, with thin, unequal, empty glumes, 

 the second nearly as long as the tloweriug glume, whieli is of 

 similar texture to the empty ones. "Adobe'' soil, Texas, New 

 Mexico, and Arizona. July-September. 



