CONTENTS 
r\<.K 
Vascular Cryptogams. By William Carruthers, F.R.S. 261 
Mosses. By Anthony Gepp, M.A., F.L.S. . . .280 
Hepatics. By F. Stephani 310 
Marine Alg.e. By Ethel S. Barton .... 324 
Freshwater Algm. By W. West, F.L.S., and G. S. 
West, B.A 329 
DiatomacevE. By Thomas Comber, F.L.S. . . . 382 
Lichenes. By E. A. Wainio 396 
Fungi. By Annie Lorrain Smith 464 
Mycetozoa. By Arthur Lister, F.R.S. . . . 479 
Table of Errata 481 
General Index 485 
