TO 



THE PRESIDENT AND THE FELLOWS 



OP 



THE ROYAL COLLEGE OF PHYSICIANS, 

 OP LONDON; 



IN THE HOPE 



THAT 

 THEIR AVOWED PATRONAGE 



OF 



AN ELEMENTARY WORK ON BOTANICAL SCIENCE, 

 WILL PROMOTE THE FUTURE STUDY 



OF 



THAT BRANCH OF KNOWLEDGE 

 AS A PART OF MEDICAL EDUCATION; 



, AND THAT, 



BY THUS DISPLAYING THEIR APPROBATION 



OF 



WHATEVER CAN ENLARGE THE VIEWS 

 OF THE STUDENT 



IN 



THE INVESTIGATION OF ORGANIC LIFE, 



THE CHARACTER 



OF THE MEDICAL PHILOSOPHER 



MAY BE ELEVATED TO ITS DUE RANK IN SOCIETY; 



THESE LECTURES, 



WITH THEIR GRACIOUS PERMISSION, 

 ARE INSCRIBED 



BY 



THE AUTHOR. 



u2 



