THE 
NEW PHYTOLOGIST. 
A BRITISH BOTANICAL JOURNAL, 
EDITED BY A. G. TANSLEY. M.A., F.L.S., 
UNIVERSITY LECTURER IN BOTANY, CAMBRIDGE. 
ASSISTED BY THE STAFF OF THE CAMBRIDGE BOTANY SCHOOL. 
VOLUME XI. 
PP. XII AND 416. 
WITH EIGHT PLATES AND NUMEROUS FIGURES IN THE TEXT. 
LONDON, 1912 
WILLIAM WESLEY & SON 
28 Essex Street, Strand. 
