PROCEEDINGS 



OF THE 



American Philosophical Society 



HELD AT PHILADELPHIA 



FOR PROMOTING USEFUL KNOWLEDGE 



Vol. LIII. June— July, 1914. ' No. 214. 



CONTENTS 



The Affinities and Distribution of the Lower Eocene Flora of South- 

 eastern North America. By Edward Wilber Berry - 129 



Solar Magnetic Phenomena. By George E. Hale - - - 251 



PHILADELPHIA 



THE AMERICAN PHILOSOPHICAL SOCIETY 



104 South Fifth Street 



1914 



