TRANSACTIONS 



BOTANICAL SOCIETy OF EDINBURGH. 



SESSION LXXXIV. 



The Pharmacopoeia of another Botanical Physician. 

 By The Hon. William Renwick Riddell, B.Sc, 

 LL.D, etc. 



(Read 3rd October 1919.) 



In two papers read before this Society, 13th November 

 1913 and 14th January 1915 (Trans. Bot. Soc. Edin., 

 vol. XX vi, pp. 226 sqq., pp. 411 sqq.), there were enumer- 

 ated the remedies recommended by Samuel Thomson, 

 founder of the Thomsonian School of Medicine, and by 

 certain of his followers. 



It was most natural that many divergencies from the 

 original teaching of the Master would appear in the course 

 of time — anything so fundamental as health and its con- 

 servation inevitably leads to divagations from the path 

 laid out by a first discoverer : accordingly we find the 

 textbooks and health manuals purporting to be founded 

 on the teachings of the empiric Thomson differing widely 

 from those of Thomson and from each other. 



I'he subject of the present paper is one of the most 

 valued and best known of these manuals, published at 

 Boston, Massachusetts, in 1836. The book is a 12mo of 

 176 pages, whose title-page reads as follows : — 



TRANS. BOT. SOC. EDIN. VOL. SXVIII. 1 



