The Contents. 
CHAP IV: 
Of the Pith. 
Defeription of the Pith, in General, §.1. In the Several Trunks 
or Brances aforefaid. As of the Size, 2, 3. Veffels, 4. 
Parenchyma and Bladders, 5, to 9. Apertures or Rupturss, 10. 
Some further Obfervations of the Pith, And of all the Pithy and 
Parenchymons Parts, And thence of the True Texture of a Plant, 11, 
to 15. 
Th SECOND PART. 
CHAP L 
Of the Motion and Courfe of the Sap. 
CHAP. IL 
Of the Motion and Courfé of the Aer. 
CHAP. M. 
Of the Struöure of the Parts, 
CHAP. Iv. 
Of the Generation of Liquors, 
CHAP. V. 
Of the Figuration of Trunks. 
CHAP. VL 
Of the Motions of Trunks. 
CHAP. VI 
Of the Nature of Trunks, as varionfly fitted for Mechanical Uf. 
THE 
