ij\ 6 Vegetable Siatich. 
from its branches, viz, becaufe thereby a 
lefs quantity of fap arifmg, it is better di- 
digefted and prepared for the nourifhment 
of the fruit i which from the greater quan- 
tity of oil, that is ufually found in the feeds, 
and their containing veffels, than in other 
parts of plants, (hews that more fulphur and 
air is requifite for their produftion, than there 
is for the produftion of wood and leaves. 
But the moft confiderable objedion a- 
gainft this progreffive motion of the fap, 
without a circulation, arifes from hence, 
that it is too precipitate a courfe, for a due 
digeftion of the fap, in order to nutrition : 
Whereas in animals nature has provided, 
that many parts of the blood fhall run a 
long courfe, before they are either applied 
to nutrition, or difeharged from the animal. 
But when we confider, that the great 
work of nutrition, in vegetables as well as 
animals, (I mean after the nutriment is got 
into the veins and arteries of animals) is chief- 
ly carried on in the fine capillary veffels, 
where nature feleds and combines, as fhall 
belt fuit her different purpofes, the feveral 
mutually attrading nutritious particles, which 
were hitherto kept disjoined by the motion | 
of I 
