1883.] NATURAL SCIENCES OP PHILADELPHIA. 331 



of a local museum, and directed the Conservator to render such 

 assistance as laid in his power. 



At the meeting held December 10, the following officers were 

 elected for the ensuing year : — 



Director^ .... George H. Horn, M. D. 

 Vice-Director, . . . Rev. H. C. McCook, D. D. 

 Recorder, .... James H. Ridings. 

 Conservator, . . . Eugene M. Aaron. 

 Publication Committee, . J. Frank Knight, 



H. Skinner. 

 Respectfully submitted, 



James H. Ridings, 



Recorder. 



REPORT OF THE BOTANICAL SECTION. 



The Yice-Director of the Botanical Section has pleasure in 

 reporting to the Academy that the activity and prosperity of the 

 Section heretofore noted, still continue. The growth of the 

 Herbarium is fully detailed in the report of the Conservator sub- 

 mitted herewith. Meetings have been held regularly every month, 

 except during the summer recess, and much interesting matter 

 communicated and papers presented, some of the more important 

 of which have appeared in the general Proceedings of the Academy. 

 The Section is wholl}^ free of debt, and has a surplus in its treasury, 

 and has at present thirty two members on the roll. 



The officers elected to serve during 1884 are: — 



Director, . . . Dr. W. S. W. Ruschenberger. 

 Vice-Director, . . Thomas Meehan. 

 Recording Secretary, . F. Lamson Scribner. 



Isaac C. Martindale. 



Cor. Secretary, \ 

 Treasurer, j 

 Conservator, . . John H. Redfield. 



Respectfully submitted, 



Thomas Meehan, 



Vice-Director. 



Conservator's Report. — The Conservator reports that during the 

 year 1883, now closing, the donations of plants to the Academy's 

 Herbarium have been 2868 species. It is estimated that over 900 



