KEY TO GENERA AND SPECIES 125 



and fences, never becoming a tree. It is 

 a near relative of the Poison Sumach and 

 like that plant poisons many persons who 

 handle it. It may be recognized by its 

 compound leaves of three leaflets, the ter- 



Fig. 238. Norway Maple. 



minal one stalked, the margins with a few 

 large teeth or none, and the milky juice. 

 Flowers, fruits, poisonous properties, and 

 remedies as in the Poison Sumach. Few 

 persons are ever poisoned, even slightly, 

 by handling any other than these two 

 plants. 



MAPLE. Leaves opposite, palmately veined when 

 simple. Fruit with a long unsymmetrical 

 flat wing. 



