278 CALIFORNIA ACADEMY OF SCIENCES. 



studies which would uot ouly have greatly increased our knowledge, but by 

 removing some of the dangers attending the use of explosive substances, 

 have greatly benefited the world in general. 



May 2, 1887.— Stated Meeting. 



The President in the chair. 



Curry W. Tjacler was elected a resident member. 

 The following were proposed for membership: — 

 S. C. Passavant, David P. Belknap, George J. Ainsworth, 

 James Deuman. 



Additions to Museum : — 



Two pieces of sandstone with fossil leaves, by J. D. Hoff. 

 The following papers were read : — 



Botany of the Santa Cruz Islands, by Edward Lee Greene. 

 Glass Sponges, by George Hewston. 



Desmids of the Pacific Coast, collected b}- Mrs. Hanson 

 and Miss Haggin, and identified by Francis Wolle. 



Additions to Library : — 



From correspondents, 140 



By donation 29 



By purchase 6 



F. L. Clarke gave an explanation of several photographs 

 of drawings by Capt. Cook at the Hawaiian Islands, copies 

 of which were presented to the Academy. 



Dr. Hewston announced the death of William Ashburner, 

 resident member, and the following resolution was passed : — 



Resolved, That it is with sincere regret that the officers and members of 

 this Academy of Sciences have received the announcement of the death of 

 our member, William Ashburner, and that we do hereby desire to express 

 our sympathy with the relatives and friends of the deceased. 



