GENERAL INFORMATION 115 



and are an important source of fiber for paper-making 

 and cordage. Tons of essential oils used in per- 

 fumeries are annually extracted from grasses. In a 

 great part of Asia and Oceanica bamboo forms the 

 principal or only timber for buildings and bridges 

 and furnishes the material for all manner of tools, 

 utensils, and furniture. 



