12 MISSOURI BOTANICAL GARDEN BULLETIN 
scientific periodicals not published by the Garden, as follows: 
Jensen, L. P. Article in the St. Louis Globe-Democrat, 
‘The Destruction of Wild Flowers Due to Injudicious Pick- 
ing.”’ 
Jensen, L. P. Article in the September-October number of 
Parks and Recreation, ‘‘Arboretums in Connection with the 
Park System.’’ 
Moore, George T. A chapter in ‘‘Science Remaking the 
World’’, Doubleday, Page & Co., on ‘‘The Edueational Value 
of Modern Botanical Gardens. ’’ 
Duggar, B. M. In Industrial and Engineering Chemistry, 
review of Palmer’s ‘‘Carotinoids and Related Pigments. The 
Chromolipoids.’’ 
Scientific and Popular Lectures and Papers.—During the 
year a number of lectures have been delivered, or papers read, 
on scientific and popular topics by members of the scientific 
and Garden staff's to special audiences as follows: 
John H. Kellogg, January 8, before the scoutmasters of 
Webster Groves, Missouri, ‘‘Our Native Trees.’’ 
B. M. Duggar, January 16, before the St. Louis Garden 
Club, ‘‘Shrubs for Fall Effects in Fruit and Foliage.’’ 
L. P. Jensen, January 17, before the St. Louis Natural 
History Museum Association, ‘‘The Call of Humanity—Pre- 
serve Our Forests!’’ 
John H. Kellogg, January 18, before the Liberty Prairie 
Women’s Club, Liberty Prairie, Illinois, ‘‘Ornamental Plant- 
ing on the Farm.’’ 
George T. Moore, February 12, before the Blue Hydra 
Society of the University of Cincinnati, ‘‘Botany and Busi- 
ness.’’ 
George T. Moore, February 13, before the Chamber of 
Commerce of Cincinnati, ‘‘The Relation of the Botanical 
Garden to Business and Industrial Life.’’ 
George T. Moore, February 13, before the Cineinnati Chap- 
ter of the Wild Flower Preservation Society, ‘‘The Relation 
of a Botanical Garden to Civie Life as Illustrated by the 
Missouri Botanical Garden.’’ 
John H. Kellogg, February 14, before the Boy Scouts 
Troop No. 90, at Temple Shaare Emeth, ‘‘ Winter Botany.’’ 
L. P. Jensen, February 14, before the St. Louis Park De- 
