TALL OAT GRASS. 221 



matic conditions are both highly favorable, renewal may 

 possibly be brought about by grazing in a way that will 

 admit of the falling of seed on the ground where it has 

 matured. In permanent pastures mixed in character, 

 and in which some of the other grasses are more aggres- 

 sive, it would not be easily possible to renew tall oat 

 grass. 



