Regular Meeting, July 2d, 1866.

President in the Chair.

Ten members present, and Dr. Hillebrand, of Honolulu, a visitor.

The following gentlemen were elected Resident Members: Vitus Wackenreuder, Sherman Day, Thomas Price, E. Wertheman.

Donations to the Cabinet:

Ores from the Eureka Mine, Grass Valley, and from the Othello Mine, Pahranagat District, by Mr. Hanks; Steatite from Baulines, by Capt. Morgan; Fungi from timber in the mines of Nevada, by Mr. Ewer.

Donations to the Library:

Congressional Documents, from Hon. John Conness. Transactions of the Royal Society of Victoria, 1861-1864, vol. vi, 8vo., Melbourne, 1865; Fragmenta Phytographiæ Australiæ, Nos. xxxi-xxxiv, 8vo.; Third and Fourth Annual Reports of the Acclimatisation Society of Victoria, 2 8vo. pamphlets, Melbourne, 1864: from F. Müller, M.D.

Dr. Gibbons called attention to the experiments and deductions of Dr. Salisbury, of Ohio, in regard to malarial diseases and their supposed vegetable origin. A discussion followed, in which Drs. Behr and Blake took part.

Dr. Hillebrand gave an account of the Botanical Garden of Batavia. It contains, among other plants, two hundred and sixty-two species of Palms. He also gave an account of the introduction of the Cinchona, of various species, into India and Java.