

A MONOGRAPH 



OF THE 



BRITISH DESMIDIACE^E 



BY 



W. WEST, F.L.S., 



Lecturer in Botany, Biology, and Bacteriology at the Technical 



College, Bradford ; 

 Ex-president of the Yorkshire Naturalists' Union; 



AND 



G. S. WEST, M.A., D.Sc., F.L.S., A.R.C.S., 



Professor of Botany at the University of Birmingham ; Formerly Professor 



of Natural History at the Royal Agricultural College, Cirencester; 



and Scholar and Uutchinson Research Student of St. John's 



College, Cambridge 



VOLUME I\ 



- 



LONDON 

 PRINTED FOR THE RAY SOCIETY 



1912 



