328 



Fig. 624. Sitanion hanseni (Scribn.) J. G. S. n. comb. (Elymus 

 hanseni Scribn.. U. S. Dept. Agr., Div. Agros. Bull. 11: 56, tig. 12 

 1898). Hansen- Sitanion. — A rather stout, glabrous perennial 

 9 to 12 dm. high, with narrow, spreading leaves and slender, 

 fragile spikes 5 to 8 cm. long. Leaves 10 to 30 cm. long. Spike- 

 lets 3- to 5-rlowered. about 15 mm. long, exclusive of the awns. 

 which are 2 to 5 cm. Long. Empty glumes tipped with 2 or some- 

 times 3 unequal awns, the longer ones often 3.5 cm. long. — Dry. 

 open grounds. Amador County, California. 



