132 



Fig. 11. Window Plant (Fenestraria auranliaca). A thin Membrane over 

 the hollow Tip of the Plant Body allows Light to reach the green Tissue 

 within. It grows wholly submerged, except for the Tip. (.9832) 



REPORT ON THE LIBRARY FOR 1940 



T() Til K I )lKKCTOR : 



I submit herewith my report for the year ending December 31, 

 1040. 



Accessions 



The collections at present comprise 40,832 pieces o\ which num- 

 ber 22,125 are volumes and 18, 707 are pamphlets, an increase ot 

 1.338 volumes and 860 pamphlets, or 2.207 pieces during 1040. 

 Volumes purchased totaled 215. Gifts during the year were 175 

 volumes, 673 pamphlets, and 751 parts. The list ot donors is in- 

 cluded in Appendix I. 



Of periodicals and other serials the library received 635 as ex- 

 changes, 101 as gifts, 145 as purchases, and 6 through publication 

 bv the Garden, making a total oi 885 titles. 



