OILS AND OIL-SEEDS, ETC. 143 



CORYLACE^:. 



Corylus Avellana, L., the HAZEL, yields the valu- 

 able sweet oil already mentioned (p. 58, supra}. 



QUERCINE.E. 



Fagus sylvatica, L., the BEECH, yields an oil from 

 its ' mast/ or nut, which is used in France for food and 

 for lighting. 



PALMACE^E. 



Copernicia cerifera, Mart., the WAX PALM of Brazil, 

 secretes wax on its foliage, which is imported for 

 candle-making. 



Cocos nucifera, L., yields from its albumen the 

 COCOA-NUT or COPRA OIL, of which 244,399 cwt. 

 were imported for our soap and candle factories in 

 1884. It contains lauro-stearic, oleic, palmitic, my- 

 ristic, and other acids, and yields a clear oil suitable 

 for lamps. 



Elais guineensis, L., yields PALM OIL from its meso- 

 carp, and PALM-KERNEL OIL from its seed, the resi- 

 due forming a useful cattle-food cake. Of 1,004,419 

 cwt. of Palm Oil imported in 1886, 925,000 cwt. 

 came from West Africa, about half of that amount 

 from British territory.* 



GR AMINES. 



Though it is unnecessary to refer again here to the 

 essential oils upon which such substances as Carda- 

 * * Pharm. Journ.' iv (1873), P- 53*, and viii (1877), P- 68. 



