vi CONTENTS. 



CHAPTER IV.— CLASSIFICATION OF ANGIOSPERMS 

 YIELDING VEGETABLE- DRUGS. 



Introductory 223 



Monocotyledons 225 



Dicotyledons , 247 



Archichlamydese or Choripetalje 247 



Metachlaraydeae or Sympetalse 355 



CHAPTER v.— CULTIVATION OF MEDICINAL PLANTS. 



Propagation 404 



The Collection, Curing and Yield of Drugs 40^ 



Cultivated Medicinal Plants 407 



PART II.— PHARMACOGNOSY. 



CHAPTER I.— CRUDE DRUGS. 



Introductory 4^7 



Drugs Derived from Angiosperms 425 



Seeds 423 



Roots and Rhizomes 443 



Barks, Woods and Pith 511 



Flowers 548 



Fruits 559 



Leaves and Herbs 595 



Exudations, Milk Juices and other Plant Substances 640 



Drugs Derived from Conifer.5; 682 



Drugs Derived from Thallophytes and Archegoniates 684 



CHAPTER II.— POWDERED DRUGS AND FQODS. 



Introductory 695 



Key for the Identification of Powders .■ 702 



Description of Powders 714 



PART III.— REAGENTS AND MICROSCOPICAL 



TECHNIQUE. 



Classes of Reagents 798 



Making of Sections 799, 865 



Formula for Reagents 806 



Mounting of Specimens 804 



Index 807 



