Regular Meeting, July 6th, 1863.

President in the Chair.

Twelve members present.

Professor George Thurber, of New York City, and F. W. Putnam, Esq., of Cambridge, Mass., were elected Corresponding Members.

Donations to the Library were received as follows:

Proceedings of the Academy of Natural Sciences of Philadelphia for October-December, 1862. Transactions of the Academy of Science of St. Louis, Vol. II, No. 1. Bulletin of the Museum of Comparative Zoology at Cambridge, Mass. Proceedings of the Boston Society of Natural History, Vol. IX, Signatures 11 and 12.

Dr. Kellogg read the following paper:

Description of Three New Plants.

BY A. KELLOGG, M.D.