152 ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



West Tropical Africa by Scott Elliot ; from Tropical Africa 

 by Day and Buchanan ; from Natal by Mrs. Saunders ; from 

 South Africa by MacOwan, Bolus and Schlechter ; from St. 

 Vincent by Smith ; from California by Lobb ; from Mexico by 

 Pringle, and from Bolivia by Rusby ; also the Apetalce of 

 various collections, together with a collection of Eastern 

 Palms from King, and Cyperacece from Hance. The Balano- 

 phorece, a portion of the Thymelceacece, and the genus Thesium, 

 have been revised, and several new species have been described. 

 The order Iridacece has been revised and arranged in accor- 

 dance with Baker's recent monograph, and some new species 

 described. The Xyridacece have been revised and arranged 

 after Nilsson's recent memoir. The tribe Andro'pogonece of 

 the grasses has been revised and arranged according to 

 Hackel's monograph, and several new species described. The 

 fossil fruits referred to Nipa have been monographed, and the 

 specimens in the Geological Department have been named. 

 Mr. Rendle has also completed the series in the Index Collec- 

 tion in the Great Hall illustrating the leaves of Dicotyledons. 



Mr. Antony Gepp has been occupied with naming and 

 arranging extensive collections of Mosses and Hepatics from 

 the West Indies and East Tropical Africa. He has revised 

 the orders Bruchiacece and Hookeriacece, and has selected, 

 prepared, and labelled the series of specimens illustrating the 

 Mosses, Hepatics, and Lichens exhibited in the Gallery of the 

 Department. 



Mr. George Murray has continued the incorporation of the 

 Ravenel collection, and has completed the naming of the 

 Algse of this collection. The extensive collection of Diato- 

 macese, acquired in the course of the year, has been arranged 

 in order, and made easily available for workers. He has 

 re-arranged several groups of Algoi, viz., the Corallinece, and 

 part of the Clilorophyceoi and Cyanophyceoi, and has named 

 and incorporated with the Herbarium collections from Aus- 

 tralia, the Cape of Good Hope, and the West Indies. Mr. 

 Murray has selected, prepared, and labelled the Algce and 

 Fungi exhibited in the public gallery of the Department, and 

 has arranged the models of Fungi made by Sowerby in accor- 

 dance with the popular guide to these models by Mr. W. G. 

 Smith, which was published during the year. The second 

 part of Algological Researches carried on by Mr. Murray, and 

 contributed to by students in the Museum, has been published. 



The principal additions to the Herbarium during the year 

 have been the great collection of JDiatomacece formed by 

 Mr. Julius Deby, and containing nearly 30,000 named slides, 

 and the Herbarium of the late Mr. Jenner, containing over 

 G,000 specimens of Alg£e. 



The transverse section of the Wellingtonia (Sequoia gigan- 

 tea) was received from California. It has a diameter of over 

 fifteen feet, and its annual rings show that it had lived for 



1.335 



