I06 KINDS OF TREES, 



ingredient in the manufacture of gunpowder ; and 

 plantations of it, for that purpofe, have been found 

 very profitable. The (tools which are ufed in this 

 manufacture are from ten to fifteen feet in length, 

 and generally about an -inch in diameter when 

 peeled ; fo that the plantation would require to 

 be made in very good foil, in order to have them 

 produced of thefe dimenftons. * 



THE BALM OF Gi LEAD FIR. {Pinits lalsamea.*) 



This is an American fpecies, and is efteemed a 

 very ornamental evergreen tree. Its appearance 

 is like that of the filver-nr ; from which it is, a- 

 mong other circumflances, diftinguifhed by the 

 fragrance of its leaves. It may be confidered a 

 lawn tree ; and as fiich, if planted in good deep 

 foil, and allowed a fufTiciency of room, it will 

 take a fine form, and arrive at a good fize. A 

 more fit itation for this plant, however, is in a 

 fcreen plantation near the houfe ; or on the mar- 

 gin of a grove ; or in a grove by itfelf, unmixed 

 \vith other trees. 



The timber of this tree is of a quality equal to 

 that of the filver-fir ; and it produces turpentine, 

 it is faid, of a more balmy and fragrant nature. 



THE 



* For some account of the kinds of willows fit for basket- 

 work, &c. and of the formation and management of osier 

 plantations, see Appendix No. 1. 



