xii CONTENTS 



des Vegetaux Fossiles " Mr. Dawes of Birmingham My 

 First Sections of Calamites Mr. Binney's Investigations 

 M. Grand' Eury My First Memoir M. Brongniart's 

 "Histoire des Vegetaux Fossiles" Cryptogamic Nature of 

 the most Ancient Fossil Plants Exogenous Growth in 

 Calamites and Sigillaria Declared by M. Brongniart not to 

 be Cryptogams Mr. Butterworth of Oldham Second 

 Memoir Series of Memoirs for the Royal Society "On the 



Organisation of the Fossil Plants of the Coal Measures" 



British Association at Edinburgh Controversy in Nature 

 Views of M. Renault, M. Grand 1 Eury, and the Marquis de 

 Saporta Memoir for the Annales des Sciences Naturelles 

 M. Grand 1 Eury accepts View that Calamites and Sigillaria 

 are Cryptogams pp. 191-208 



CHAPTER XIV 

 From 1887 to the End pp. 209-215 



BIBLIOGRAPHY 



Approximate List of Writings by Dr. W. C. Williamson 



pp. 217-228 



