Review of the genera of algae described by Stackhouse George F. Papenfuss ReviewPaper Pages: 181 - 208
A peculiar method of sexual reproduction in certain new members of the Chlamydomonadaceae A. K. Mitra OriginalPaper 01 February 1950 Pages: 209 - 216
An investigation of the distribution in time and space of the algae of a British water reservoir E. A. Flint ReviewPaper 01 February 1950 Pages: 217 - 240
A propos de quelques espèces du genre Trachelomonas Ehrbg. et du genre Strombomonas Defl. trouvées aux Pays-Bas Legacy 01 February 1950 Pages: 241 - 251
Generic names of algae proposed for conservation Paul C. Silva OriginalPaper 01 February 1950 Pages: 252 - 280
Contributions to our knowledge of British Algae J. W. G. Lund OriginalPaper 01 February 1950 Pages: 281 - 284
Additions to knowledge of moss-dwelling fauna of Switzerland OriginalPaper 01 February 1950 Pages: 285 - 295