session 1909-1910. 
xliii 
Finally, objects of interest collected by liim or illustrating his 
researches were examined, including barnacles (Cirripedia), 
corals, fossil bones, and specimens illustrating his researches 
on plants. 
282nd Ordinary Meeting, 26th October, 1909, at Watford. 
William Bickerton, F.Z.S., M.B.O.U., Vice-President, in 
the Chair. 
Mr. John W. Shoebotham was elected a Member of the Society. 
Mr. Bichard H. Comyns, Heath Farm, Watford; the Key. 
Canon Grlossop, M.A., Homeland, St. Albans; and Mr. Edwin James 
Layton, Colnehurst, Watford, were proposed for membership. 
Mr. Charles Oldham, F.Z.S., exhibited specimens of the following 
freshwater mussels from the Aylesbury Canal, Wilstone :— 
Anodonta cygnea, A. anatina, JJnio pictorum, and U. tumidus ; 
also Unio pictorum from Startop’s End Beservoir, Tring. 
The following lecture was delivered :— 
“ Plants of the Seashore.” By E. J. Salisbury, B.Sc., F.L.S. 
The lecture was illustrated by lantern-slides, and described 
the habits, form, and structure of many maritime plants with 
particular reference to their varied methods of storing moisture 
and preventing transpiration, and the association of different 
species in the following habitats:—Inter-tidal, pebble-beach, 
cliffs, sand-dunes, and salt-marshes. 
283rd Ordinary Meeting, 15th November, 1909, at Watford. 
G-regory M. Mathews, F.L.S., F.Z.S., M.B.O.U., in the Chair. 
Mr. B. H. Comyns, the Bev. Canon Grlossop, and Mr. E. J. 
Layton were elected Members of the Society. 
The following lecture was delivered :— 
“ Side-lights on Bird Life.” By William Bickerton, F.Z.S., 
M.B.O.U. 
The lecture was illustrated by about 100 lantern-slides from 
photographs taken by Mr. Bickerton within a radius of four 
miles from Watford, and dealt with the nesting-habits of the 
song-thrush, blackbird, chaffinch, willow-wren, reed-warbler, 
garden-warbler, great and blue titmouse, wren, spotted flycatcher, 
lapwing, cuckoo, and other species. 
284th Ordinary Meeting, 16th December, 1909, at St. Albans. 
Gr. W. Lampltjgh, F.B.S., F.Gr.S., President, in the Chair. 
Mr. E. J. Salisbury, F.L.S., exhibited a series of abnormal 
plants, and referred to the various conditions of life which 
conduce to the development of vegetative and reproductive 
characters and of abnormalities. 
