via MINUTES. [April 23-25, 



The preceding three papers were discussed by Prof. Parker. 

 "Morphology and Development of Agaricus rodnaani," by 



George F. Atkinson, Ph.D., Head of Department of Botany, 



Cornell University. 

 "The Large-fruited American Oaks," by WilHam Trelease, 



Sc.D., LL.D., Professor of Botany, University of Illinois, 



Urbana. 

 " Relationships of the White Oaks of Eastern North America," 



by M. V. Cobb. (Introduced by Prof. Trelease.) 

 " The Present Need in Systematic Botany," by L. H. Bailey, 



LL.D., late Director of the College of Agriculture, Cornell 



University. 



Afternoon Session — 2 o'clock. 

 William W. Keen, M.D., LL.D., President, in the Chair. 



The following papers were read : 



" A Convenient Form of Receiver for Fractional Distillations 

 under Diminished Pressure,"' by Marston T. Bogert, LL.D., 

 Professor of Chemistry, Columbia University, New York. 



" The Cymene Carboxylic Acids," by J. R. Tuttle and Marston 

 T. Bogert, of Columbia University, New York. 



" Syringic Acid and its Derivatives," by E. Plant and Marston 

 T. Bogert, of Columbia University, New York. 

 The three preceding papers were discussed by Profs. Keller 

 and Scott. 



"The Relation of Ductless Glands to Dentition and Ossifica- 

 tion," by WilHam J. Gies, Ph.D., Professor of Biological 

 Chemistry, Columbia University. (Introduced by Prof. 

 Harry F. Keller.) 



" Gastro-Intestinal Studies," by Philip B. Hawk, Ph.D., Pro- 

 fessor of Physiological Chemistry and Toxicology, Jefiferson 

 Medical College, Philadelphia. (Introduced by Dr. W. W. 

 Keen.) Discussed by Prof. Scott. 



" On the Rate of Evaporation of Ether from Oils and its Ap- 

 plication in Oil-Ether Colonic Anaesthesia," by Charles 

 Baskerville, Ph.D., Professor of Chemistry, College of the 



