XXXIV CONTEXTS. 



i A'.r 



Edgerton, C. W., & others— Diseases of Plants 796 



Sartory, A. — Pathogenic Fungi 798 



Plehn, M., & It. Mulson — Fish Disease 799 



Barbier. Maurice -Obituary Notice of F. H. Gillot 799 



Bibliography '^'* 



Lichens. 



Riddle, L. W. — American Species of Stereocaulon 89 



„ „ Cladonix 8^ 



Fink, Bruce — Carolyn Wilson Harris : Obituary Notice 90 



Bibliography ''[J 



Howe, B. Heber — Usnea and its Linnsean Nomenclature 242 



Wheldon, J. A. — New Lancashire Lichens 243 



Bibliography 24a 



Elf vino, F. — Lichen Gonidia 39 J 



Hayren, Ernest — Culture of Lichen Gonidia 400 



Wahlberg, Arth. — Apothecial Development in Anaptychia and Physcia 401 



Bibliography 4° J 



Saunders, J. — Distribution of Mycetozoa in the South Midlands 401 



Osborn, T. G. B., & A. S. Horxe — Spongospora subterranea 401 



Tobler, F. — Nutrition of Lichens 518 



Herre, A. W. C. T. — Lichen Flora of Santa Cruz Peninsula, California .. .. 518 



„ Desert Lichens .. 519 



Riddle, Lincoln, W., & G. K. Merril — American Lichen Notes 519 



Hue, Abbe — Crocynia, a Genus of Lichens 519 



Kajanus, Birger — Systematic Position of Stereocaulon .. 519 



Bibliography 520 



Bachmann, E. — Relation of Siliceous Lichens to the Substratum 683 



Howe, R. Heber — Northern Species of Alectoria in America 683 



Bibliography "S3 



Clare Island Survey Committee — West of Ireland Lichens 800 



Steiner, J. — Lichens of Italy 801 



Kajanus, B. — Morphology of Lichens 801 



Fink, Brdce — Nature and Classification of Lichens 801 



Bibliography 801 



Mycetozoa. 



Lisler, G. — Colloderma, a New Genus of Mycetozoa 90 



Schwartz, E. J. — Parasites on the Roots of Juncaceae 90 



Bibliography 91 



Maire, Rene. & Adrien Tison — New Genus of Plasmodiophoracex 243 



Bibliography 243 



Saunders, J. — Distribution of Mycetozoa in the South Midlands 401 



Osborn, T. G. B., & A. S. Horne — Spongospora subterranea 401 



Vouk. V. — Streaming of Plasmodia 520 



Engelke. C — Notes on Myxomycetes 520 



Schwartz, E. J. — Sorosphxra 520 



Bibliography .. .. , 521 



Jahn, E. — Studies in Myxomycetes 684 



Vouk, V. — Alternation of Generations in Myxomycetes 685 



Maire, Rene, & Adrian Tison — New Research on Plasmodiophoracex 685 



Osborn, T. G. B. — Spongospora subterranea 685 



Schwartz, E. J. — Life-history of Sorosphxra gramini* 685 



Ledoux-Lebard. R. — Myxomycetes from the Neighbourhood of Paris 801 



Lloyd, C. J. — Notes on Myxomycetes 802 



