378 



GRASSES OF IOWA. 



Fig. 175. Richardson's wlieat grass, (Agropyron Richardsyni). Common in 

 nortliwastern Iowa, and very common in the Rocky mountain region. A 

 valuable grass. (F. Lamson-Scriboer, Dlv. Agrost. U. S. Dept. Agrl.) 



high. During the past season it was 3 feet high on the college 

 gronnds. It has bearded nodding heads and when grown 

 under favorable conditions, produces a large amount of forage 

 that is equal to some of the other species like A. tenerum. 

 Lamson-Scribner* says in regard to this plant: 

 "Bearded wheat grass is closely related to the more common 

 and better known couch grass {A. rejyens), but differs markedly 

 from that species in having no rootstocks, and in the longer 

 beards or awns to the spikelets. No attempts have been made 

 to introduce this grass into general cultivation, but its habit of 



*Bun. U. S. Dept. Agrl. Div. Agrost. Bull. 3:11. 



