INTRODUCTION 



TO 



PHYSIOLOGICAL and SYSTEMATICAL 



BOTANY. 



CHAPTER I. 



DISTINCTIONS BETWEEN ANIMALS, VE- 

 GETABLES AND FOSSILS.— ON THE 

 VITAL PRINCIPLE ESSENTIAL TO THE 

 TWO FORMER. 



Those who with a philosophical eye have 

 contemplated the productions of Nature, 

 have all, by common consent, divided theiu 

 into three great classes, called the Animal, 

 the Vegetable, and the Mineral or Fossil 

 Kingdoms. These terms are still m jne- 

 ral use, and the most superficial observer 



B 



