CONTENTS 

 Original Papers 



Page 

 Botany. — Revision of Ichthyomethia, a genus of plants used for poisoning 

 fish. S. F. Blake 241 



Electricity. — Methods of measuring conductivity of insulating materials at 

 high temperatures. F. B. Silsbee and R. K. Honaman 252 



Proceedings 



Washington Academy of Sciences 267 



Philosophical Society • 267 



Scientific Notes and News 271 



s 



