164 MISSOURI BOTANICAL GARDEN BULLETIN 
the St. Louis Industrial School on “Some Interesting 
Economic Plants.” 
An illustrated lecture on “Chance and Adjustment versus © 
Purpose in the Responses and Evolution of Living Things,” 
was given before the Washington University Association by 
es bs M. Duggar, Physiologist to the Garden, on Novem- 
er 23. 
The Christmas display in the new floral display house is 
now at its height and probably will not be replaced until 
the middle of January. The best show of blooming orchids 
ever exhibited at the Garden, referred to in detail in the last 
BULLETIN, will persist throughout the month of January. 
The fourth number of Volume II of the Annals of the 
Missouri Botanical Garden has been issued with the following 
contents: 
“Toxicity of Galactose for Certain of the Higher Plants.” 
Lewis Knudson. 
; Pi selon Studies in the Polyporaceae.” L. O. Over- 
olts. 
“The Thelephoraceae of North America. V.” E. A. Burt. 
“Enzyme Action in the Marine Algae.” A. R. Davis. 
