XXX CONTENTS. 



PAGE 



ToNi, G. B., & D. Levi — Phycotheca Italkma Part 2 278 



Lagerheim, G. — Scandinavian Algx , 278 



,, ,, American Desmids ,, 279 



JULIEN, A. A. — Pyritized Diatoms ,, 279 



Klebs, G. — GelatinoHs Sheath of Algne Part 3 440 



Humphrey, J. E. — Anatomy and Development of Agarum Turneri „ 441 



NoRDSTEDT, O. — Marine Vaucheria „ 441 



WiTTROCK, V. B. — Binuclearia, a new genus of Confervacem „ 442 



„ „ Layer of Earth composed of Algx. ,, 442 



MuLLER, O. — Intermediate Bands and Septa of Diatoms „ 442 



Imhof, O. E. — Movement of Diatoms „ 442 



Castkacane, F. — Diatoms of the ' Challenger ' Expedition „ 442 



„ „ Reproduction in a Fossil Diatom „ 443 



„ ,, Fossil Diatoms from Umhria ,, 443 



Debray, M. F. — Structure and Development of the Thallus in Floridex . . .. Part 4 624 



Peter, A. — Parasitic Alga of Emys europxa ,, 624 



Hauck, F. — Padina „ 624 



WiLDEMAN, E. DE — Formation of Cysts in Ulothrix ,, 625 



Hansgirg, a. — Allogonium „ 625 



MONIEZ, E. — New Parasites of Daphnix „ 625 



Hansgirg, A. — Mountain Algx „ 625 



Lanzi, M. — Endochrome of Diatoms „ 626 



LocKWOOD, S. — Raising Diatoms in the Laboratory ,, 626 



O'Hara, R. — Means of Movement possessed by tlie Diatomacex „ 697 



Bennett, A. W. — Classification of Algse Part 5 786 



Haez, C. 0. — Cause of the Turbidity of Water „ 787 



PiGCONE, A. — Dissemination of Algx by Fish ,, 787 



Chase, H. H., & C. W. Walker — New Diatoms „ 788 



Agardh, J. G. — Siphonese Part 6 998 



Noll, F. — Groivth of the Cell-tcall and other phenomena in the Siphonex .. .. „ 999 



Lagerheim, G. — Fresh-water Chxtomorphas „ 999 



Coulter, S. — Sensitiveness of Spirogyra to shock ,, 999 



Eeinsch, P. F. — Gynandrous Vaucheria „ 1000 



NoRDSTEDT, 0. — Frcsh-water Algx of New Zealand „ 1000 



Imhof, O. E. — Pores in Diatom-valves „ 1000 



O'Haea, R. — Motion of Diatoms , 1070 



Iiichenes. 



BoRZi, A. — Soredial sporidia of Amphiloma mi(rorum Parti 125 



FORSELL, K. B. J. — Micro-chemistry of Lichens „ 126 



ZuKAL, H. — Receptacles for reserve-materials in Lichens Part 2 279 



Bonnier, G. — Synthesis of Lichens Part 8 443 



Flagey, 0. — Schwendener' s Lichen-theory „ 444 



Richard, O. J. — Hymenolichenes „ 444 



Morini, F. — Apothecia of Lachnea theleboloides Part 6 1000 



ZoPF, W. — Double Lichen „ 1001 



Bachmann, E. — Microchemicnl reactions of Lichens „ 1001 



„ „ Emodin in Nephroma lusitanica „ 1001 



WlliLEY, H. — Introduction to the Study of Lichens „ 1001 



Fungi. 



EoSENViNGE, L. K. — Cell-nuclei in the Hymenomycetes Parti 126 



Bohm, R., & E. KuLZ — Poisonous principles of Hymenomycetous Fungi .. .. „ 127 



Bresaloda, S. G. — Schuheria, a new genus of Hymenomycetes „ 127 



Fischer, E. — Lycogalopsis Solmsii, a new Gasteromycete „ 127 



Morini, F. — Neic Aspergillus „ 127 



