vi PREFACE. 



drugs, to one of Chinese drugs, and to the Hanbury Collection, 

 with a view to point out that there are in them other similar 

 specimens which possess a certain degree of interest. Of these 

 collections, which include drugs not official in any pharma- 

 copoeia, from China, India, Australia, South America, the Cape 

 of Good Hope, Western Africa, and Morocco, it is intended to 

 publish a catalogue hereafter in the form of an appendix. 



Throughout the catalogue short notes have been appended 

 for the guidance of students in their examination 'of the 

 specimens, to extend the interest of the collection, and to 

 stimulate further research. 



The arrangement of the natural orders in the Materia 

 Medica portion of the Museum is that adopted in Bentley's 

 " Manual of Botany/' 



The names printed in italics and inclosed in parentheses 

 are the common or vernacular names of the specimens or of 

 the plants from which they are derived. 



In the Chemical portion of the catalogue the specimens are 

 for facility of reference arranged in the following groups : 



INOBGANIC COMPOUNDS. 



Non-metallic elements. 

 Monad Metals. 

 Dyad 

 Triad 



Tetrad Metals. 

 Pentad 

 Hexad 



ORGANIC COMPOUNDS. 



Hydrocarbons. 

 Alcohols and Ethers. 

 Carbohydrates. 

 Aldehydes. 

 Ketones. 



Alkaloids. 



Amides. 



Oxidation products of Uric 



Acid. 

 Colouring Principles. 



Acids. Compounds derived from 



Artificial Bases. the Animal Kingdom. 



