xxviii CONTENTS. 



Cryptogamia Vascularia. 



r.\Gn 



Linsbauer, K. — Anatomy of Tropical Species of Lycopodium 86 



Etard, A. — Chlorophylls of Ferns 86 



Boodle, L. A. — Anatomy of the Ophioglosseir. 86 



Farmer, J. B., & W. G. Freeman — Helminthostachys 86 



Giesenhagen, K. — Epiphytic Ferns 225 



Boodle, L. A. — Stem-structure in Schizieacese, Gleicheniacese, and HymenophyMacex 226 



Linsbauer, K. — Lignin in Vascular Cryptogams 358 



Eaciborski, M. — Conditions of Spore-formation in Acrostichum 358 



Carri;thers, Wm. — On the Structure of some Palaeozoic Plants 533 



Nathansohn, A. — Parthenogenesis in Mar silea 611 



Bernard, N. — Germination of the Spores of the Lycopodiacese and Ophioglossacese 611 



Boodle, L. A. — Stem of Lycopodium 611 



Heinricher, E. — Regenerating Powers of Cy stopfer is 611 



Fittisg, H.—Megaspores of Isottes and Selaginella 699 



Smith, R. Wilson — Sporophyll and Sporange of Isoetes 699 



Muscineee. 



Czapek, F. — Cell-membrane of Muscineee 87 



Miyake, K. — Mahinoa, a New Genus of Hepaticeie 87 



Evans, A. W. — Frullania 87 



Davis, Bradley M. — Spore-mother-cells of Anihoceros 88 



Mottier, D. M. — Centrosomes in Marchantia 88 



Abrams, Le Boy — Structure and Development of Cryptomitrium 88 



MiiLLER, C, & others — New Genera of Mosses 35S 



Townsend, Anne B.— Hermaphrodite Gametophore in Preissia commutata .. .. 359 



Derschau, M. v on —Development of the Peristome-teeth of the Sporogone of Mosses 489 



Evans. A. W. — Branching in the Depaticas 490 



,, „ Acromastigum, a New Genus of Hepatieae 490 



Algae. 



Boebier. A. M. — Pyrenoids of Algrn 89 



Derick, Carrie M. — Holdfasts of the F lor idem 89 



Bastow, E. A. — Melanospermese y 



Hanna, H. — Plurilocular Sporanges of Petrospongium 90 



Sauvageau, C. — Alternation of Generations in tlte Lutleriacex 90 



Kolkwitz, R. — Growth of the Chlorophyll-bands in Spirogyra 90 



Whipple, G. C, & D.D.Jackson — Asterionella as a Cause of Foulness in Drinking 



Water ' 91 



Peragallo, H. & M. — Marine Diatoms of France 91 



Edwards, A. N.— Diatoms in Basalt 91 



Schmidt's Atlas der Diatomaceen-Kunde 92 



Brand, F. — Cladophora 92 



Nordhausen, M. — Tendrils of Algx 226 



Barton, Ei hel S. — Notheia anomala 226 



Klckuck, P. — Polymorphism in the Phxosporex 226 



„ „ Compsonema,a neio Genus of Phseosporex 227 



Wille, N. — Transference of Inorganic Substances in the Laminariacex 227 



Keckuck, P. — Asperococcus with Hco hinds of Sporangc 227 



Heydrich, F. — Female Conceptual es of Sporolithon 227 



Klckick, P. — Alternation of Generations in Culleria 227 



Bitter, G. — Structure of Pudina Pavonia 228 



Schutt, F. — bcw Mode of Formation of Colonies in Diatoms 228 



Karsten, G. — Diatoms of Kiel Harbour 228 



MiiLLER, O. — h'liopalodia 228 



Brand, F. — Mesogerron, a new Genus of Chlorophycese 229 



Noll, F. — Differentiated Proteinaceous Substances in Derbesia 229 



Ito, T. — Acetabularia 229 



Bitter, G.— Microdictyon umbilicatum 229 



Schroder, B. — Vegetative Multiplication of Pandorina morum 229 



