1854.] Linnean Society. 287 



March 7. 



Thomas Bell, Esq., President, in the Chair. 



Charles Darwin, Esq., and Samuel Anderson, Esq., were elected 

 Fellows. 



Mr. N. B. Ward, F.L.S., exhibited specimens of Thuretia querci- 

 folia, Hemitrema elegans, and Claudea elegans, and two new species 

 of reticulated Algae, discovered in November 1853 in Belligam Bay, 

 Ceylon, by Dr. W. H. Harvey ; the one a new species of Claudea, 

 C. multifida, Harv. ; and the other, a new genus dedicated to the 

 well-known natural-history publisher, under the name of Vanvoorsiia 

 spectabilis, Harvey. 



Mr. Ward likewise exhibited a specimen of a new British Alga, 

 Desmarestia pinnatinervia, Montagne, discovered by Mr. Sawers at 

 Loch Foyle, about tv^enty miles below Londonderry, Ireland ; and 

 two species of Trichomanes, lately discovered in Alabama, United 

 States, by T. M. Peters, Esq. ; the one identical with T. radicans, 

 the other a new muscoid species, dedicated to the discoverer (under 

 the name of T. Petersii) by Dr. Asa Gray, who has recorded the 

 discovery and given characters of the new species in the ' American 

 Journal of Science and Art,' vol. xv. 2nd series, 1853. 



Mr. S. Stevens, F.L.S., exhibited a portion of a large collection 

 of insects lately received from Mr. R. Fortune, collected by him in 

 Northern China, including many new and remarkable species ; 

 and called 'the attention of the Fellows present to the striking 

 resemblance which many of them bore to species found in England, 

 whilst others were of a totally different character and unlike 

 those from any other country. He also exhibited a few beautiful 

 Lepidoptera lately received from Natal, and collected by M. Guein- 

 zius, some of the smaller moths closely resembling those found in 

 England. 



At the request of the Chairman, E. L. Layard, Esq. read a notice 

 of the Timber Trees of Ceylon, prepared by Mendis Mohandiram, 

 some account of which has recently appeared in the * Colombo Ob- 

 server ' ; and made numerous remarks on the list of trees and on the 

 uses to which they are applied. 



