Regular Meeting, August 15th, 1864.
President in the Chair.
Three members present. Mr. Miller as a visitor.
Donations to the Cabinet: California Mosses, lichens and liver-mosses, by Mr. H. N. Bolander.
Regular Meeting, September 5th, 1864.
Vice-President, Dr. Eckel in the Chair.
Nine members present. Prof. B. Silliman, Jr., Dr. Eichler, and Mr. Ehrenberg as visitors.