118 NOTES AND COMMENT 



sity of Washington; Prof. B. E. Livingston, of The Johns Hopkins 

 University; Prof. George H. Shull, of Princeton University; and Prof. 

 F. L. Stevens, of the University of Ilhnois. The great service which 

 the University of Chicago has rendered in the development of Ameri- 

 can botany is eloquently attested by the nmnber of doctorates which 

 have been conferred in this subject. The first was granted in 1897, 

 and the degrees of the present year will bring the total to seventy- 

 nine. 



In the November issue of The Plant World announcement was 

 made regarding prizes which are offered for the best contributions in 

 soil physics. Three well known pedologists have consented to act as 

 judges of the papers which are entered in this competition. They are 

 Mr. R. 0. E. Davis, in charge of Physical Investigations in the Bureau 

 of Soils; Prof. A. G. McCall, head of the Department of Agronomy in 

 Ohio State University; and Prof. Charles F. Shaw, head of the Divi- 

 sion of Soil Technology in the College of Agriculture of the University 

 of California. Competing papers should be in the hands of the Editor 

 on or before December 1, 1916. 



f 



Mr. George B. Sudworth has published the second of his series of 

 bulletins on the trees of the Rocky Mountain region, covering the 

 spruces and balsam firs. The descriptive matter is accompanied by 

 25 plates and 10 distribution maps (Agricultural Department Bulletin 

 327). 



