( 4S9 y 
as alfo, how the Jir^vejfels come to be formed alwaics late- ia the 
year, 
4, ThG Generation of LIQUORS, depending upon the Stru- 
Sure and Formation of Che Parts; \Vhere he fhews, that the con- 
currence of ifwfpecifically difhnd J.quors is as neceffiry to Nh- 
tritrn'm Plants ^s 'm j{mmiils\ and that the 1'e^els are the chief 
Vifceraof dLPhx\t^ the rz/r^^-^ of an Animal being but fejfels con- 
glomerated, and the Veffels oi a Plant, but Vtfcera drawn our at 
length. To which he adds a particularexplication, how a Winy 
Sapismade,how a Refinous, Oily and Mili<y ; likewife, howche 
liquors of Plants come to be whire ; what is a Rofm properly fo 
called ; what a Gum; what a Muctkge. 
5. The Figuration of TRUNKS ; where he renders the caufe 
of a Shrub, a tall Tree, a fiender, and a thick Tree ; as alfo of the 
roundnefs or angularne A of a Tree, 
5* ThtMotiomofTKWYS: where occurrs the caufe of their 
Afcent,and Defcent into the ground ; their Horizontal and Spiral 
motion ; and whence Solar and Lunar Plants are difiinguifiied ; 
fome winding together with the Sun in its Dw^4/ inotion,by South 
from Eaft to Weft ; and others with tht Moon 'm its Monthly mo- 
tion, from Weft to Eaft. 
7. The nature of trunks as varioufly fitted for MECHANICAL 
USE : where he fiiows, whence woods are foft, whence faft, hard, 
clevefome, tough, or durable ; why the Heart of Timber moft du- 
rable 5 and why fome Trees have Heart,and not others : Likewife, 
whence the toughnefs of Flax; and what forts of Plants ferve for 
tffebeftTow: Giving laftly an account, How all profperous 
Qnjunclions in Grafting may be known, and what is the chief Ufe 
of Graffing , viz, to accelerate the growth of good fruit. 
