To 
THE REV. WILLIAM WILKS, M.A, V.M.H., 
Vicar or St. Jonn THE EvanceList, SHIRLEY, 
TO WHOSE LABOUR AND CARE 
AS SECRETARY 
FOR OVER THREE DECADES 
OF THE ROYAL HORTICULTURAL SOCIETY 
GARDENCRAFT EVERYWHERE 
IS GREATLY BEHOLDEN, 
THIS VOLUME 
OF THE BOTANICAL MAGAZINE 
IS CORDIALLY DEDICATED, 
Royal Botanic Gardens, Kew, 
December 1, 1920, 
