BOTANY AND PLANT ECONOMICS 121 
THE HERBARIUM. 
The Herbarium of the Department is located in the balcony 
above the North Transept Gallery. It contains about 400,000 
mounted plants, and is especially rich in plants of Illinois, Mexi- 
co, the Antilles, and the Bahamian Archipelago. These collec- 
tions are open to specialists and students in Botany at any time, 
and also to those visitors who desire to examine them. Appli- 
cation should be made to the Curator as stated above. 
