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NORTH-CAROLINA GEOLOGICAL SURVEY. 165 



plant growing in the climate of England. Prof. Way ob 

 tained ash 1.95. The June grass contains, according to Prof. 

 Way: 



Alluminous or flesh forming elements, 10.35 



Falty matters, 2.63 



Heat producing elements, consisting of starch, sugar 



and gum, 43.06 



Woody fibre, 38.02 



Mineral matter, or ash, 5.94 



The latter is calculated from the dry substance. The ash of 

 the June grass which I submitted to analysis, gave : 



Silex, 56.320 



Earthy and alkaline phosphates, 14.980 



Carbonate of lime, 3.540 



Potash, 15.624 



Soda, 6.828 



Magnesia, 1.996 



Sulphuric acid, 200 



Chlorine, 863 



100.351 



The plants were selected from well made hay. 



