EXHIBITION \ND LECTURE MEETINGS, 1951 
55 
EXHIBITION AND LECTURE MEETINGS, 1951 
LECTURE ^MEETING IN CONJUNCTION WITH ANNUAL 
GENERAL MEETING 
Arrangements were made for papers to be read and a botanical film 
to be shown before and after the Annual General Meeting of the Society 
on April 14, 1951, in the Rooms of the Linnean Society, Burlington 
House, London, from 10.30 a.m. to 12.30 p.m. and at 3.15 p.m. This 
innovation was greatly appreciated and was attended by over 80 mem- 
bers and guests. 
The following were the papers read: — 
PLANTS OF TIBET (Coloured films)— Dr. George Taylor 
HERE AND THERE: A REVIEW OF HABITATS IN THE 
WESTERN HIGHLANDS AND WESTERN ALPS— Miss M. S. 
Campbell 
SOiUE INVESTIGATIONS INTO THE BRITISH SPECIES OF 
SORBUS— Dr. E. F. Warburg 
IMASS COLLECTION AS A TAXONOMIC METHOD— Dr. J. Heslop 
Harrison 
and, following the Annual General Meeting: — 
“ VICTORIA REGIA ’’—THE EMBLEM OF THE SOCIETY- J. E. 
Lousley 
EXHIBITION MEETING, 1951 
An Exhibition ^Meeting was held in the Lecture Hall of the British 
Museum (Natural History), South Kensington, by kind permission of 
the Trustees, on Saturday, October 20, 1951, from 2.30 to 5.45 p.m. 
The attendance was a record one, comprising 166 members and 43 guests, 
a total of 209. Exhibits were arranged by 40 individuals and institu- 
tions and an account of these is given below. A feature of the exhibi- 
tion was the number of plants added to the British Flora during the 
year including important new discoveries from Scotland, which were 
illustrated by photographs and specimens. It was arranged at a date 
which made it possible to include some fresh material. 
The following is a list of the exhibits with notes supplied by the 
exhibitors. 
1. Exhibits of Individual Species 
The CABDAMINE PBATENSIS Complex in Britain 
“ Cardamitie pratensis ” is an aggregate comprising at least four 
species in Britain. The provisional names for these are C. dentata 
Schultes (2n = 32) of Southern England, C. fragilis (Degl. ex Lloyd) 
