CONTENTS. xxiii 
PAGE 
Pfeffer, W . — Geotropic Sensitiveness of the Boot-tip 74 
Rothert, W . — Function of the Apex of the Boot 75 
Heald, F. De F . — Photeolic Movements and Structure of Pulvini 199 
Spalding, Y. M . — Traumatropic Curvature of Boots 199 
Martelli, U . — Fall of the Corolla of Verbascum 199 
Hildebrand, F . — Movements of the Flowers of Cyclamen 336 
Rodrigue, A . — Sensitive Organs of Leguminosse and Oxalidese 336 
Eriksson, J . — Negatively Geotropic Boots 336 
Macfarlane, J. M . — Sensitive Movements under Coloured Screens 453 
Czapek, F . — Geotropism 454 
Barth, R . — Geotropic Curvature of Nodes 454 
Debschau, M. von — Influence of Contact and Traction on Twining Leaf-stalJcs .. 455 
Kohl, G. F . — Mechanics of Irritation- Curvatures 455 
Mobius, M . — Irritability of Water-plants ... 550 
Wiesner, J . — Heliotropism 550 
Staiil, E . — Sleep of Plants 657 
(4) Chemical Changes (including- Respiration and Fermentation). 
Sablon, Leclerc du — Germination of Oleaginous Seeds 75 
Ziegenbein, E . — Metastasis and Bespiration of Germinating Potatoes 75 
Maquenne, L . — Bespiration of Leaves 75 
Gruss, J . — Diastatic Ferments in Plants 200 
Giltay, E., & J. H. Aberson — Influence of Oxygen on Alcoholic Fermentation . . 200 
Kayser, E . — Lactic Fermentation 336 
Engelmann, Th. W . — Liberation of Oxygen demonstrated by Bacteria 338 
Belzung, E. — Amylo-chlorophyllous Phenomena 455 
Petit, P . — Production of Sugars during the Germination of Barley 456 . 
Prianischnikow, D . — Chemical Processes during the Germination of Vida sativa 456 
Leclerc du Sablon — Germination of Oleaginous Seeds 551 
Sapoznikow, W . — Albuminoids as Products of Assimilation 657 
Marcacci, A . — Action of Alkaloids on Plants in the Dark and in the Light . . . . 657 
Vaudin, L . — Migration of Phosphate of Lime in Plants 657 
Chudiakow, N. v . — Influence of Oxygen on Alcoholic Fermentation .. 658 
General. 
Bastin’s Laboratory Exercises in Botany 200 
Karsten, G . — Tropical Epiphytes 658 
Gillot, F. X . — “ Heterotopic” Plants 659 
B. CRYPTOGAMIA. 
Cryptogamia Vascularia. 
Bower, F. O . — Strobilus in Archegoniatae 75 
Renault, R . — Botryopterideae 201 
Bower, F. O., & C. T. Drewry — Apospory in Ferns 201 
Karsten, G . — Elaters of Polypodium imbricatum 201 
Hick, T . — Stem of Catamites 202 
Rostowzew, S . — Adventitious Buds of Cystopteris bulbifera 338 
Williamson, W. C . — Growth of Arborescent Lepidodendra 338 
Williamson, W. C., & D. H. Scott — Boots of Catamites 338 
Underwood, L. M . — Classification of the Archegoniatae 456 
Campbell, D. H . — Origin of the Sexual Organs of the Pteridophytes 457 
Sadebeck, R . — Adventitious Shoots of Phegopteris spardflora 457 
Koch, L . — Boot of Angiopteris 457 
Williamson, W. C., & D. H. Scott — Fossil Plants of the Coal-measures 457 
Gluck, H., & F. O. Bower — Metamorphosis of the Sporophyll 551 
Zenetti, P . — Conducting System of the Stem of Osmunda 552 
Grevillius, A. Y . — Mycorhiza of Botrycliium 552 
Potonie, H . — Leaves of Ferns 659 
Brebner, C. — Mucilage- Canals of the Marattiacese 659 
Schellenberg, H. C .— Development of the Sheath of Equiseturn . . . . ,. . . 659 
Arcangelt, G . — Sphenophyllacese 659 
Williamson, W. C., & D. H. Scott — Lyginodendron and Ileterangium 660 
