TWENTIETH ANNUAL REPORT OF THE DIRECTOB 



23 



The time having come when an increase in the buildings at 

 the Garden was absolutely necessary, the first part of a quad- 

 rangle located in accordance with the plans of the landscape 

 architects of the Board has been erected this season. The 

 architectural motif is derived from the rebuilt city home of 

 Mr. Shaw, which is made a part of the system. The building, 

 of reinforced concrete, brick and terra-cotta construction, 

 promises to afford safe and convenient housing for the library 

 and herbarium for a number of years ; and a part of it has 

 been planned with reference to laboratory use. 



THE HERBARIUM. 



One of the essentials of a botanical establishment, a collec- 

 tion of dried plants representative not only of the general 



DIAGRAM I. 



INCREASE IN HERBARIUM. 



floras of different regions, but of the various forms under 

 which individual species occur, had sufficiently attracted 

 Mr. Shaw's attention to lead him to purchase the nucleus for 



