CONTENTS. 
XXVU 
B. — Cryptogamia. 
Cryptogamia Vascularia. 
Seward, A. 0 . — Sphenophyllum and Asterophyllites Part 1 
Wojinowic, W. P. — Selaginella lepidophylla Part 2 
Kruch, O. — Vascular Bundles of Isoetes 
Bower, F. O. — Lycopodiacese 
Giesenhagen, C . — Hymenophyllaceae 
Tieghem, P. van — Stem of Ophioglossacese 
Farmer, J. B . — Structure of Isoetes Part 3 
Tieghem, P. van — Stem of Equisetaceae „ 
Dangeard, P . — Tmesipteris Part 4 
Campbell, D. H. — Archegone of Ferns „ 
Yelenoysky, J . — Rhizome of Ferns 
Campbell, D. H . — Apical Growth of Osmunda and Botrychium 
Poirault, G. — Structure of Ophioglossacese „ 
Newberry, J. S. — Sphenophyllum „ 
Bower, F. O. — Phylogeny of Ferns Part 5 
Campbell, D. H. — Apical Growth of the Prothallium of Ferns „ 
„ „ Life-history of Isoetes Part 6 
Poirault, G. — Sieve-tubes of Filicineae and Equisetineae „ 
Figdor, W. — Nectaries of Pteris aquilina „ 
Poirault, G . — Peculiarity in the Root of Ceratopteris thalictroides 
Hovel acque, M . — Structure of the Primary Fibro-vascular System in 
Lepidodendron selaginoides 
Muscineae. 
Philibert — Peristome Part 1 
Nawaschin, S . — Microspores of Sphagnacese „ 
Goebel, K . — Javanese Hepaticx „ 
Vaizey, J. R . — Sporophyte of Splachnum Part 3 
Limpricht, K. G. — Rabenhorst's Cryptogamic Flora of Germany (Mosses ') . . „ 
Bastit, E . — Influence of the hygrometric state of the air on the position and 
function of the leaves of Mosses Part 4 
Kruch, O. — Sexual Organs and Impregnation in Riella „ 
Jameson, H. G . — British Mosses Part 5 
Mottier, D. M. — Apical Growth of Hepaticae „ 
Mitten, W . — New Genera of Mosses , Aulacomitrium and Willia Part 6 
Cliaraceae. 
Overton, W . — Histology of Char ace ae . . . . Part 1 
Zacharias, E . — Growth of the Cell-wall in Chara fcetida Part 4 
Rabenhorst’s Kryptogamen-Flora v . Deutschland ( Cliaraceae ) Part 6 
Algae. 
Kjellman, F. R . — Algae of Behring's Sea Part 1 
Agardh, J. G . — Sargassum 
Bornet, E . — New Genus of Phaeosporeae 
Wildeman, E. de — Prasiola and Schizogonium 
Bohlin, K. — Myxochaete, a new Genus of Algae 
Cramer, C. — Neomeris and Bornetella . . 
Bosse, W. van — Phytophysa 
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