95 



tops was sawn into scantlings of about 

 one inch and a half square, for the pur- 

 pose of staking, or t3'eing up plants in 

 the nursery. On examining their condi- 

 tion a few weeks ago, the whole of them 

 were perfectly sound above ground, and 

 all that had been used with bark upon 

 them, the same, so far as they were co- 

 vered by it, whether near the surface or 

 considerably below it ; indeed the wood 

 under such bark appeared as smooth and 

 sound as when first cut up. The only 

 symptoms of decay which appeared, be- 

 ing upon the CUT surface of the Sappy 

 parts of the Wood, that had been in the 

 ground. 



The above interesting result is render- 

 ed still more satisfactory, by considering 

 that it may be accounted for upon natu- 

 ral principles, in the following manner. — 

 Thesapo f Larch is composed of a resi- 

 nous matter, which, no doubt, is the prin- 



