XXIV CONTENTS. 



PAGE 



Bower, F. 0. — Morphology of Spore-producing Members: General Comparisons and 



Conclusion 320 



Underwood, L. M — Botrychium 320 



Ccker, W. 0. — Spore-cavity Nucleus in ProihaUia of Marsilia 320 



Schwendener, S. — Opening Mechanism of the Macrosporangia of Selaginella .. 321 



Leavitt, E. G. — Boot-Development in Azolla 520 



Poole, H. S. — Stigmaria 521 



Luerssen, C. — German Pteridophyta 521 



Clute, W. N., & others — North. American Pteridophyta 521 



Farmer, J. B., & others — Cytology of Apogamy 740 



Yabe, Y., & others — East Asiatic Pteridophyta 740 



M axon, W. K., & others — North American Pteridophyta 741 



Bryophyta. 



Quelle, F. — Rhizoid-Initials of Marchantia .. .. 5R 



Corbiere, L. — Riella 59 



Lett, H. W. — British Hepatics 59 



Muller, K.— Eepatics of Baden 50 



Evans, A. W., and others— North American Hepatics 59 



Salmon, E. S. — New Zealand Hepatics 59 



Hergevin, E. de — Interconversion of Sexual Organs in a Moss 59 



Grout, A. J. — Peristome 60 



Geheeb, A. — Suppression of Redundant Moss- Species 60 



Kindberg, N. 0. — Genus Thamnium 60 



Salmon, E. S. — Notes on Osculatia and Schwetschkea 60 



Wheldon, J. A., & others — British Moss Flora 60 



Camus, F„ & others — French Moss Flora 61 



Lamarliere, L. Geneau de — Moss Flora of French Caverns 61 



Cypers, V. v. — German Mosses 61 



Paris, E. G. — Japanese Mosses 61 



„ Muscinex of South-East Asia 61 



Evans, A. W., & W. G. Farlow — Muscinex of the Galapagos Islands 62 



Schiffner, V. — Muscinex of the Atlantic Islands 62 



Ikeno, S. — Formation of Antherozoids in Marchantia 321 



Benecke, W. — Culture of Hepatics 321 



Massalongo, C. — Scapania 321 



Douin, I. — Papillate Hepatics 322 



Corbiere, L. — Fossombronia 322 



Warnstorf, C. — German Hepatics and Sphagna 322 



Barsali, E., & C. Massalongo — Italian Hepatics 322 



Haynes, C. C. — American Hepatics 322 



Barbour, W. G. — Lejeunea in North, America 322 



Evans, A. W. — Hepatiae of Puerto Rico 323 



Coker, "W. 0. — Two Egg-Cells in Mnium 32:-! 



Braithwaite, P. — British Mosses 323 



Ingham, W. — Yorkshire Muscinex 323 



Bagnall, J. 15. — Bicciocarpus nutans 323 



Crozals, A. — French Volcanic Muscinex ' 323 



Herzog, Th. — European Mosses 323 



Roll, J., & others — German Mosses 323 



Matouschek, F. — Austrian Muscinex 324 



Bottini, A. — Italian Mosses • 324 



Kindberg, N. C, — North American Mosses 324 



Cardot, J., & others — Mosses of Alaska 324 



Holzinger, J, M.— Inconspicuous Mosses 325 



Williams, If. S. — Psilopilum , 325 



Dusev, P. — Mosses of East Greenland 325 



The Moss Exchange Club— Report for 1903 325 



Schiffner, V., & J. M. Holzinger — K. G. Limpricht 325 



Cavers, F., & others — Ejection of Antherozoids 521 



Grimbie, A. — Fertilisation and Spore- Ripening in Mosses 522 



Howe, M. A., & L. M. Underwood— Riella ' 52a 



