Vol. XIV. pp. VII XII , January 20, 1902 



PROCEEDINGS 



OF THE 



BIOLOGICAL SOCIETY OF WASHINGTON 



PROCEEDINGS. 



The Society meets in the Assembly Hall of the Cosmos Club 

 on alternate Saturdays at 8 p. ni. Brief notices of the meetings, 

 with abstracts of the papers, are published in Science. 



January 12, 1901— 332d Meeting. 



The President in the chair and 30 persons present. 



W. H. Dall exhibited X ray photographs showing the inner 

 structure of shells. 



Vernon Bailey exhibited a plume hunters' skin of a grebe. 



The following communications were presented: 



Frank Cameron: The Formation of Black Alkali in Plants.* 



T. H. Kearney: The Eifect of Alkali Salts on the Growth of 

 Seedling Plants.* 



O. F. Cook: The Origin of the Cocoanut. f 



January 26, 1901 — 333d Meeting. 



The President in the chair and 48 persons present. 



The program for the evening consisted of a discussion of the 

 subject, 'Former Land Connections Between Asia and North 

 America,' with the following speakers: F. A. Lucas, Theo. 

 Gill, W. H. Dall, F. V. Coville, and L. Stejneger. 



*U. S. Dept. Agric. Report No. 71— under the title, Some Mutual Re- 

 lations Between AJkali Soils and Vegetation. 

 fCont. U. S. Nat. Herb. VII, No. 2, pp. 257-293, 1901. 



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