9 •* 



9 



Till INTRODUCTION. 



47. Such is the aim of the actual work, which 

 is intended as a portable manual of Medical 

 Botany, for the daily use of medical Students, 

 Physicians, Drui^gists, Pharmacians, Chemists, 

 Botanists, Florists, Herbalists, Collectors of 

 herbs, heads of families, Infirmaries, &c. 



48. It was many years in contemplation; and 

 publicly proposed ever since 18 16. It is now 

 offered to the public, as a humble attempt to 

 render one of the popular branches of medical 

 and natural science, attainable and available 



by all. 



49. The author has been collecting his mate- 

 rials for many years, while travelling through 

 fourteen stales of the Union, and lecturing on 

 medical plants in Transylvania University. 



50. His qualifications for the task result from 

 fifteen years of botanical and medical obser- 

 vations and researches, and 8000 miles of bo- 

 tanical travels, wherein he diligently enquired 

 and elicited from the learned and the illiterate, 

 the result of their practical experience. 



51. He has never despised knowledge because 

 imparted by an uncouth mouth, and has often 

 made experiments on himself and others to test 

 peculiar facts. 



52. Several Physicians and Botanists in Phi- 

 ladelphia, Baltimore, Washington City, Wil- 

 mington, Winchester, Alexandria, Bethlehem, 

 Pittsburg, Wheeling, Lexington, Bowling- 

 green, Sandusky, &c. have at different timet 

 communicated to him additional facts, or con- 

 firmed the properties of some plants, 



53. He feels particularly indebted to the ob- 

 Iigiug kindness of several friends for many im- 



