1847.] Distribution of Inorganic Matter in Vegetables. 197 



100.145 



Ash of the Black Walnut — (Juglans.) 



Sap wood. 

 Potash and soda, .... 6.75 



Phosphate of peroxide of iron and lime, 28.50 



Carbonate of lime, - - - 50.00 



Carbonate of magnesia, - - - 14.00 



Silex, 0.80 



Coal, 0.30 



100.35 



This analysis is considered imperfect. The potash and soda 

 were obtained from the ash procured from the seasoned wood — 

 the remainder from green wood; but the ash operated upon 

 amounted to only three grains. 



Wood of small limbs. Bark do. 



Potash, - - - 31.63 11.635 



Soda, - - - - 0.17 1.205 



Chlorine, - - - 6.20 0.075 



Sulphuric acid, - - 0.21 0.255 



Phos. of lime & peroxide iron, 46.30 13.950 



Carbonic acid, - - 5.26 25.405 



