President — Francis E. Nipher. 

 ist Vice-President — Jas. M. Leete. 

 zd Vice-President — M. L. Gray. 

 Correspojiding Secretary — Edward Evers. 

 Recording Secretary — E. A. Engler. 

 Treasiirer — Enno Sander. 

 Librariaii — G. Hambach. 



iChas. Liideking, 

 Jas. A. Seddon. 

 I G. Hambach. 



January 21st, 1889. 



President Nipher in the chair ; fourteen members present. 



Mr. Letterman presented the Academy with a portfolio con- 

 taining sixteen Maps accompanying the Report on Forest Trees 

 of North America, by Prof. C. S. Sargent. A vote of thanks 

 was given to Mr. Letterman for this valuable donation. 



Prof. Pritchett gave an informal report of the Washington Uni- 

 versity Eclipse Expedition, and its work at Norman, California, 

 on January ist, 1SS9. 



February ^th, 1889. 



President Nipher in the chair; nine members present, also 

 Prof. E. S. Morse of Salem, Mass. 



Prof. Trelease presented for publication a revision of the spe- 

 cies of IlicinecB and Celastracece belonging to the flora of the 

 United States, and called attention to a few facts connected with 

 their present and geological distribution, and their biology. Re- 

 ferred to the Committee on Publication. 



In response to a call Prof. Morse made some very interesting 

 remarks on the methods of arrow-release employed by different 

 tribes and races of men throughout the world, from which it ap- 

 peared that the method employed depended upon the degree of 

 advancement, and was therefore an index of their civilization. 



Prof. Nipher reported that since 1S37 we have had 25 Janua- 

 ries in which the mean temperature has been above that of last 

 month, viz., 32°.o. The highest observed temperature on any 



