I 
N D E X. 
V. 
Valves of the Veins do not totally ftdp the re- 
turn of the Blood 14. II. 
Vapour of boiling Water, its Degree of Rari- 
faftion 260. II. 
Vegetables^ the Quantities they perfpire 4 to 
56. I. 
Their extenfive Surface 6. I. 
Increafe in Weight in the Night 24; I. 
Imbibe Air 155. I. 
Their folid Parts have moft Air 301. I. 
Their Analyfls 319. I. 
Receive Nourilhment through their Leaves 
325. 1 . 
Why unfruitful 324, 327, 367. I. 
The manner of their Growth 331. I. 
Their Seafons of thriving 361. I. 
Their prorper Tillage 363. L 
Vegetations 318, &c. I. 
The Force Nature exerts in it 346. L 
How promoted by the Sun 347. I. 
* Of Trees traced 349, &c. I. 
Veins ^ the Force of the Blood in them’ 13, 27, 
31, 34, 1 61. II. 
Their Valves do not totally flop the return of 
the Blood 14, II. 
Vibrations conveyed along aniitial Fibres 59. II. 
Vinegar and Oyfter-fhell 204. I. 
And Lime 227. I. 
Vines^ the Influence of the Seafons on them 73 j 
74. 1. 
The Force of their Sap 108, &c. I. 
• Much Air arifes in them no. I. 
I'hsir 
