March 23, 1901 337th Meeting. 



The President in the chair and 41 persons present. 



The following communications were presented: 



S. D. Judd: Bird Food Problems (illustrated by lantern 



slides). 



F. A. Lucas: Some Restorations of Dinosaurs (illustrated by 

 lantern slides). 



April 6, 1901 338th Meeting. 



The President in the chair and 40 persons present. 

 The following communication was presented: 

 Krwin F. Smith: The Bacterial Diseases of Plants* (illus 

 trated by lantern slides). 



April 20, 1901 339th Meeting. 



The President in the chair and 26 persons present. 

 The following communications were presented: 

 O. F. Cook: The Shading of Coffee. f 



C. L. Pollard: Some Strange Methods of Plant Naming. J 

 Theo. Gill: On the Mode of Progression and Habits of Some 

 Dinosaurs. 



May 4, 1901 340th Meeting. 



Vice President Ashmead in the chair and 25 persons present. 



The following communications were presented: 



T. H. Kearney: Loeb's Investigations into the Action of Ions 

 upon Animal Structures, as Supplemented by Studies with 

 Seedling Plants. 



O. F. Cook: A Kinetic Theory of Evolution. g 



*Published in part in Centralblatt. f. Bakteriologie, 2te Abth. VII Bd., 

 pp. 88, 128, 190, 1901. 



fBull. No. 25, Div. of Botany, U. 8. Dept. Agric., 1901. 

 {Science, N. S., XI V, 280-285, Aug. 23, 1901. 

 ^Science, N. S., XIII, 969-978, .Tune, 1901. 



