OF TREES, 
*35 
pccur in the fecundation of plants. The 
Flora (economica has faithfully fet forth the 
yfe of plants in private life. The differtation on 
the buds of -plants has opened to us the caufe, 
why various trees cannot bear the fnows, and 
frofts of our part of the world. From the effay 
on the efculent plants of our countrey we find 5 
that there are many plants growing with us, 
which are proper for food, hitherto over- 
looked. In the Swedijh Pan it is fhewn, that 
certain plants only are deflined for fuftenance 
to certain animals. From the Hofpita Infefto- 
rum Flora we are informed that certain vege- 
tables are eat by certain fpecies of infedts. 
It is now the fourth year fince our illuftrious 
prefident exhorted his countreymen to obferve 
with all care and diligence, at what time every 
tree expands its buds, and unfolds its leaves; 
imagining, and not without good reafon, that 
pur countrey would fome time or other, from 
obfervations of this kind made in different 
places, reap fome new, and perhaps unexpedted 
advantage. Upon this admonition, i at that 
time living in Smoland with that noble perfon 
G. A. Witting major, and knight of the mi- 
litary order, was incited to obferve for the 
fpace of three years, beginning from the year 
K 4 17503 
