Dr. Grateloup on the utility of Botany in Medicine. 29 



9. The longer and shorter Petals compared. 



10. The Pericarp. 



11. A single seed-vessel. 



V2. The Arillus or Perisperm. 



13. The Seed. 



14. Specimens of the Bark from different brandies. 



15. Ditto magnified. 



N. B. All these parts are represented of their natural size, excepting the main 

 branch, which is reduced by one third. 



fftrfolk Strtet, Strand, 

 July 5th, 1828. 



IV. General Considerations on the utility of 

 Botany in Medicine, and on the means ok dis- 

 covering THE MEDICAL PROPERTIES OF PLANTS OR 

 OP THEIR PRODUCTS; BY M. GrATELOUP, M. D., COR- 

 RESPONDING Member of the Royal Academy of 

 Sciences of Bordeaux, and of the Medico-Bota- 

 nical Socibty, &c. &c. ( Translated by Mr. J. P. Yosy, 

 and read Dec. Uth, 1828 J 



All the classes into which the immense kingdom of vege- 

 tables is subdivided are tributary to Medicine. They enrich the 

 Materia Medica with its most useful articles. Each family of 

 plants in.i\ be consul* red M the copious source, from which the 

 practitioner skilled in Hotan\ ma\ leak the means adapted to 

 resist tin- different causes of the innumerable evils which ufflict 

 tlie human species ; to change the different modes in which oar 

 organs are affected by theiu ; to contribute, in one word, to the 

 establishment of that perfect equilibrium in the fuculties and 

 functions of the .■.institution which secures health. 



As tl.. rep table kingdom is the department in natural his- 

 tory most produrtiN.- ot medicinal sul.stan.es, it cannot but bo 

 felt h.,w important its study must be in medicine. Hut it is 



