149 



Fig. 445. Muhlenbergia dumosa Scribn. in Yasey, Contrib. 

 Nat. Herb. 3:71. 1892. (Sporobolus depauperatus (?) Scribn. in 

 Bull. Torr. Bot. Club. 9: 103. 1882.) Shrubby Drop-seed.— A 

 stout, woody, much-branched and leafy perennial, with erect or 

 ascending cnlras 6 to 9 or 12 dm. long, and slender, simple panicles 

 1 to 3 cm. long. Spikelets about 3 mm. long with short-awued 

 flowering glumes. — Rocky canyons and along streams in the 

 mountains of Arizona. [Mexico]. May, June. 



