Periodical Literature . 
cxxv 
Report and Transactions of the Penzance Natural History and Anti- 
quarian Society. 1886-87. 
Scott : Some facts about the reproduction of sea- weeds. 
1887-88. 
Tellam : The Mosses of East Cornwall. 
Report of the British Association for the Advancement of Science. Man- 
chester. 1887 (1888). 
Report of the Committee appointed for investigating the Flora and 
Fauna of the Cameroons Mountains. 
Report of the Committee appointed for the purpose of continuing the 
preparation of a report on our present knowledge of the Flora 
of China. 
Report of the Committee appointed for the purpose of considering the 
question of accurately defining the term ‘ British ' as applied to 
the marine Fauna and Flora of our Islands. 
Report of the Committee appointed for the purpose of taking steps for 
the establishment of a botanical station at Peradeniya, Ceylon. 
First report of the Committee for the purpose of collecting information 
as to the disappearance of native plants from their local 
habitats. 
Third report of the Committee for the purpose of reporting on the fossil 
plants of the tertiary and secondary beds of the United Kingdom. 
(Drawn up by Mr. Gardner.) 
Bowman : The Chemistry of the Cotton fibre. 
Warington : The reduction of nitrates by micro-organisms. 
Carnelley and Wilson: A new method for determining Micro- 
organisms in air. 
Vines : Notes on the nitrogenous nutrition of the bean. 
: On the movement of the leaf of Mimosa fiudica. 
McNab : Note on the stomata and ligules of Selaginella ; on the adven- 
titious buds on the leaves of Lachenalia pendula ; on the root- 
spines of Acanthorhiza aculeata, H. Wendl. 
F ream : On the gramineous herbage of water meadows. 
Bailey : Juncus alpinus , Vill. as new to Britain. 
Frankland : Studies on some new micro-organisms obtained from 
air. 
Riley : The problem of the hop-plant louse ( Phorodon humuli, Schrank) 
in Europe and America. 
Hick : On the Physiology of some Phaeophyceae. 
Riley : On Scerya Purchasi , an insect injurious to fruit-trees. 
Fream : On the Hessian Fly, or American Wheat-midge, Cecidomyia 
destructor , Say, and its appearance in Britain. 
Vaizey : Alternations of generations in green plants. 
Hobkirk : On a curious habit of certain mosses. 
Vaizey : On the constitution of cell-walls and its relation to absorption 
in mosses. 
Annual report of the Wellington College Natural Science Society. 
XXVIII. 
Phenological report. 
Botanical report. 
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