MISSOURI BOTANICAL GARDEN BULLETIN il 
B. M. Duggar, January 13, before the Missouri State Hor- 
ticultural Society, “The Development of Color in Flowers 
and Fruits.” 
Hermann von Schrenk, January 18, before convention of 
American Wood Preservers’ Association, Chicago, “Fungi 
Which Grow on Timber.” 
Hermann von Schrenk, January 20, before meeting of 
architects at Minneapolis, “Timber Conservation and Use.” 
Hermann von Schrenk, January 25, before Illinois Society 
of Architects, Chicago, “Timber Conservation and Use.” 
Hermann von Schrenk, January 27, before the architects 
of Detroit, ‘Timber Conservation and Use.” 
George T. Moore, January 29, before the Massachusetts 
Horticultural Society, at Boston, “The Missouri Botanical 
Garden.” ‘ 
W. W. Ohlweiler, February 17, before the American 
Wheel Association, at the American Annex, “The Missouri 
Botanical Garden.” 
A. R. Davis, March 20, before the St. Louis Academy of 
Science, “Enzyme Action in the Marine Algae.” 
George T. Moore, March 27, before the Kirkwood Monday 
Evening Club, “The Missouri Botanical Garden.” 
George H. Pring, April 6, before the Mothers’ Circle of 
the Clifton Heights School, “The Mimiecry of Orchids.” 
B. M. Duggar, April 11, before the St. Louis Garden Club, 
“Some Fundamental Facts of Plant Life.” 
Hermann von Schrenk, April 25, before the science sec- 
tion of the Wednesday Club, ‘Diseases of Trees.” 
Alexander Lurie, April 26, before the open meeting of 
the Graduate Seminar, “The Development of the Carna- 
tion.” 
W. W. Ohlweiler, May 2, before the Lindell Boulevard 
Improvement Association, “Flowering Plants for St. Louis.” 
John Noyes, May 9, before the Lindell Boulevard Im- 
provement Association, “Boulevard Design.” 
Alexander Lurie, May 11, before the St. Louis Florist 
Club, “The Development of the Carnation.” 
B. M. Duggar, May 26, before the St. Louis Association 
of Science and Mathematics Teachers, at Harris Teachers’ 
College, “Chance and Adjustment vs. Purpose in the Re- 
sponses and Evolution of Living Things.” 
Hermann von Schrenk, May 31, before the National Lum- 
Klis soon ote} Association, Chicago, “Fire Resistive 
ood. 
Hermann von Schrenk, June 7, before the architects and 
engineers of Indianapolis, “Timber Uses.” 
