CONTENTS. 



BOOK VIII. Vi 



OF VEGETABLES. 

 : CHAP. I. page i: 



Strudlure of Vegetables. 



General Olfervations on organized Bodies. Conftituent Principles of 

 Vegetable Matter, Structure of Plants. The Stem. The Bark. 

 The Wood. Tie Pith. The vafc?<Jar Syflem in Plants. Refpira- 

 tion of Plants. The Root. The Leaves. The Floiuer. Tht 

 Fruit. The Seed. Bonnet's Experiments. Perpendicular Growth 

 of Plants. Plants propagated by Slips, Suckers, and Qjf-fets. 



CHAP. II. .page 12. 

 Fluids of Vegetables. 



The Succus Communis or Sap. Veffels for the Circulation of the 

 Sap. Succus Proprius ; its Vejfels and Courfe. Bonnet's Experi- 

 ments on the Notiripjmsnt of Plants. Dr. Holds Experiments on Fruit 

 Trees. Bonnet's on Flovjen, fcfff . 



CHAP. III. page 19. 

 Functions of Vegetables. 



Perfpiration of Plants. Circulation of the Fluids in Plants. Pro- 

 perty in Plants of emitting vital Air ; of decompojing Water. 

 Sen/ibilitj to the Sun's Light^Caufe of the green Colour of Vege- 

 tables. Bonnet's Experiments on Vegetable Perfpiration. -Sexual 

 Syftem. Growth and Nutrimeut of Vegetables. Manures. Prix* 

 ciples of Agriculture. 



CHAP. IV. page 37. 

 Vegetable Subftances. 



Of the mofl remarkable vegetable Productions. Vegetable Oxyds, 

 Vegetable Acids. Other ejjential Salts of Vegetables. 



CHAP. V. page 41. 

 Of the more fimple vegetable Compounds. 



Gum.- 'Gum Arabic. Gum Tragacanth. Common European Gum.* 

 Sugar ; obtained from mofl Vegetables. Procefs of making Sugar. 

 Manna. Fat, or expre/ed Oils. Chocolate. Vegetable Wax. 



Analyfis of Olive Oil. E/ential Oils. Of Cinnamon. 



Of Balm, Peppermint, and Wormwood. Of Lavender. 

 Of Rofes.Of Anifeed.Of Par/ley. Of Camomile. Of 

 Saffafras and Carranvay.Of Nutmeg, Pepper, and Mace. 

 Balfams. Balfam of Tolu. Benzoin and Star ax. Camphor, Re- 



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