CONTENTS 



PAGE 



Vascular Cryptogams. By William Carruthbrs, F.R.S. 261 



Mosses. By Antony Gepp, M.A., F.L.S. . . . 280 



Hepatics. By F. Stephani 310 



Marine Algm. By Ethel 8. Barton .... 324 



Freshwater Alg^e. By W. West, F.L.S., and G. S. 



West, B.A 329 



DiATOMACEyB. By Thomas Comber, F.L.S, . . . 382 



LicHENBs. By E. A. Wainio 396 



Fungi. By Annie Lorrain Smith 464 



Mycetozoa. By Arthur Lister, F.K.S. . . . 479 



Table of Errata 

 General Index . 



481 

 485 



