
Book ll. . of Trunks. 

Veffel of a wider, asa more agreeable bore. Nature obtaining here- 
by, that the Quantity of er, fhall always be anfwerable to the 
Growthof the Plant, or at leaft, be fufficient to maintain its Vegetable 
Life and Vigour. 
15. §. And therefore, as is above hinted, it &ems likely, That after 
a certain number of years, the Aer-Veféls are no longer amplified,but 
ftand at a {tay, and perhaps may grow {maller, according asthe Tree is 
lefS or more Longeves and that after this period, it is fome way or other 
in its Declining State, 
16. §. LASTLY, fromthe Content and Governing Principle of 
the Aer-Vefféls, the Time, when they begin every year to be formed, or 
toappear, is always Jater 5 at leaft with refpeét to the Jeafow of the 
Tree. So that whereas the Sap-Vefféls begin to be formed in Spring : 
thefe, not till the latter end of Summer, or there about; at leaft not 
tll about that time to appear, That is, when the Sap begins’to de- 
creafe, and to grow more Aery; and fo more fit matter for the Genes 
ratton of the faid Aer-Veffels, 


C Hager. sofy. 
Of the Generation of Liquors. 


een! P ON the Strudfure and Formation of the Parts, de 




s yy?) Ge, pendeth the Gereration of Liquors, as was lately in- 
SB By timated. The wannver whereof Ihave formerly 
ee ? oH thewed, in difcourfing of the Root. Yet fome things 
AY, 




acy a) Ae) $ {fhall here further explicate. And Firft, what we 
Us Dae t i have formerly afferted, fc. That the concurrence of 
the Veffels of a Plant, are Vifcers drawn out at length, 
£4 4. §&: 
131 
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