Published by WHELDON & WESLEY, Ltd., London 
THE NEW PHYTOLOGIST 
A BRITISH BOTANICAL JOURNAL 
EDITED BY 
A. G. TANSLEY, M.A., F.R.S. 
University Lecturer in Botany , Cambridge 
IN CONSULTATION WITH THE STAFF 
OF THE CAMBRIDGE BOTANY SCHOOL jj 
T HE NEW PHYTOLOGIST was founded in 1902 to afford a medium I 
for the publication of original papers, critical articles and reviews, I 
summaries of recent advances in botanical knowledge, and occasional | 
notes and correspondence on botanical topics. Preference is given to 
those contributions dealing with matters of general interest to botanists 
and to those branches of science undergoing rapid current development. 
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The minimum size of the annual volume is 240 pages 8vo. Annual 
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