XXll CONTENTS. 



PAGH 



Jatillieb, Maurice — Biological Chemistry 192 



Guignakd, L. — Grafting of Plants containing Hydrocyanic Aciil 334 



Bottom ley, AV. B. — Seed and Soil Inoculation for Leguminous Crops 334 



BeauterIE, J. — Formation of Aieurone Grains 334 



Lubimenko, W. — Chlorophyll-formation 335 



Hasselbring, H. — Carbon Assimilation of Penicillium 335 



Clapp, G. L.— Transpiration 603 



Irritability. 



Georgevitch, P. M. — Geotropism in the Roots of Lupinus albus 65 



Nordhausen, M. — Epidermic of Foliage-leaves in Relation to Light-perception . . 65 



Pfeffer, W. — Sleep-movements of Leaves 192 



Lowschin, A. — Influence of Light on Respiration of Fungi 335 



Habeklandt, G. — Geotropic Sensibility of the Root 603 



Purvis, J. E., & G. R. Warwick — Influence of Light and Colours on Yeast .. .. 604 



Eaybavd, L. — Influence of Light on the Growth of liliizopus nigricans 725 



Chemical Changes. 



Marchlewski, L., & J. Eobel — Colouring Matter of Chlorophyll 465 



Tswett, M. — Change of Colour and Emptying of Decaying Leaves 465 



Osterhout, W. J. V. — Effects of Poisonous Gases on Plants 604 



„ ,, Value of Sodium to Plants 604 



General. 



Penhallow, D. P. — Pleistocene Flora of Canada 66 



Dufour, L. — Affinities of the Chicoracese 66 



Jancewski, Ed. de — Monograph of the Genus Ribes t)G 



Uexkull-Guldenband, M. Nieuwenhuis von — Harmful Secretion of Sugar in 



Myrmecophilous Plants 66 



Bujrck, W. — Influence of Nectaries on the Opening of Anthers 67 



Bibliography .. ., > 67 



Avebury, Lord — The President's Address : On Seeds, with Special Reference to 



British Plaids (Plate IV. and Figs. 67-85) * .. .. 273 



Bibliography 335 



Lapie, G. — Phytccology of the Eastern Part of Kabylia 466 



Foxworthy, F. W. — Philippine Woods 466 



i-niROTH, H.— Pendidation Theory 467 



White, C. A. — Origin of Parasitic Plants 604 



Molisch, H. — Vltramiscroscopic Organisms 605 



CRYPT OGAMS. 



Pteridophyta. 



Woronin, H., & K. Goebel — ApogamyandApospory 68 



Benedict, R. 0. — Genus Antrophyum 68 



Lachmann, P. — Root-structure in Ceratopter is thalictroides 193 



Christ, H. — Christensen's Index Filicum 194 



Poisson, H.— Abnormal Production of Spores in Plat ycerium 194 



Binford, R. — Development of Lygodium 194 



Hawkins, L. A. — Sporangial Development in Equisetum hyemale 195 



Stokey, A. G. — Inner Roots of Lycopodium pithyoides 195 



Benson, M. — New Palxozoic Lycopod 195 



Lindman, C A. M. — Lycopodium complanainm usbsp. moniliforme 196 



Kidston, R., & D. T. Gwynne-Vaughan — Fossil Osmundacex 196 



Hickling, G. — Anatomy of Palxostachya vera 196 



Coward, K. H. — Structure of Syringodendron 196 



Weiss, F. E. — Parichnos in the Lepidodendracex 196 



Sperlich, A.— Development of Stolons in Nephrolepis 335 



Basecke, P. — Physiological Sheaths in Ferns 336 



Christensen. C. — Revision of the American Species of Dryopteris 336 



C'lvte, W. N.. & others — North American Ferns .. 336 



Rosenstock, E. — Descriptions of New Tropical Ferns 337 



