liv PEOCEEDINQS OF THE 



C. Collingwood. On the Microscopical Algse which cause dis- 

 coloration of the sea in various parts of the world, 1 plate, 11. 

 Microsc, See. Journ. xvi. ^ 



A. Famintzin and J. Boranetsky. On the development of gonidia 

 and formation of zoospores in Lichens. (Translation.) Bot. Zeit. 1868. 



J. M. Fries. Enumeration of the Lichens of Sintzbergen. (From 

 R. Acad. Se. Stockh. Trans.) 4to. Presented by Dr. Malmgren. 



Dr. Hermann. On the cultivation of the glaucogonidia of Felti- 

 gera canina, 1 plate. Bot. Zeit. 1868. 



J. Kalmus, Precursory notes on the cryptogamic Flora of Moravia 

 and Austrian Silesia (Mosses). Nat. Hist. Soc. Briinn Trans, v. 



W. Lander-Lindsay, On the present use of Lichens as Dye-stufFs. 

 Seem. Journ. Bot. vi. 



E. 0. Meara. On new species of Diatomaceaj. R. Microsc. Soc. 

 Trans, xvi. 



W. Mitten. New or rare British Mosses, 1 plate. Seem. Journ. 

 Bot. vi. 



G. V. Niessl. On hybrid Cryptogams. Nat. Hist. Soc. Briinn 

 Proceed. 1866. 



W. Nylander. Prodromus Flora3 INovo-Granatensis, Lichenes, Ad- 

 ditamentum. Ann. Sc. Nat. Par. Bot. Ser. 5, vii. 



H. J. Slack. On a microscopic Ferment found in red French 

 wine. E. Microsc. Soc. Trans, xvi. 



The following papers were read, viz. : — 



1. " Note on the Structure of Genista tinctoria, as apparently 

 affording facilities for the intercrossing of distinct- flowers," by the 

 Eev. George Henslow, M.A., F.L.S. 



2. " On the variations of the Angular Divergences of the Leaves of 

 Helianilius tuberosus," hj the same. 



May 6th, 1868. 



George Bentham, Esq., President, in the Chair. 



Dr. William C. H. Peters, of Berlin, was elected a Foreign Mem- 

 l?er. 



