THE 
Vol. III., No. 5 
THIRTY-EIGHTH ANNUAL REPORT 
OF THE 
WATSON 
Botanical Exchange Club 
1921—22. 
Referees : 
H. W. PUGSLEY, B.A., F.L.S., 81, Alexandra Road, 
Wimbledon, S.W. 19. 
Rev. H. J. RIDDELSDELL, M.A., Bloxham, Banbury. 
C. E. SALMON, F.L.S., Pilgrims’ Way, Reigate. 
Distributor : 
W. R. SHERRIN, A.L.S., S. London Botanical Institute. 
Hon. Treasurer: 
GEORGE GOODE, M.A., Lyndhurst, De Freville Avenue, 
Cambridge. 
Hon. Secretary and Editor: 
H. STUART THOMPSON, F.L.S., 5, Westbourne Place, 
Clifton, Bristol. 
CAMBRIDGE : 
PRINTED BY J. PALMER, ALEXANDRA STREET 
1922. 
