GRASS FAIEILY. 39 1 



Wliaat — ^lias found its vrvij into some districts of our country ; and is a 

 troublesome pest in ciiltiTated grounds, when fully introduced,— by 

 reason of the great tenacity of life in its rhizomas, or creeping subter- 

 ranean stems. In some localities this may afford an acceptable paatur- 



Fig. 264. Couch- or Quitch-Grats (Triticum repefUf). 



