Index 



[Nature, 

 J 



^December lo, 1903 



Radiations, 119 ; Solar Radiations Capable of Traversing 

 Metals, Woods, &c., 191 ; New Light Obtained after 

 Filtering the Rays from a Focus Tube through 

 Aluminium or Black Paper, 232 ; Penetrative Solar 

 Radiations, 233 ; New Action Produced by the Rays n, 

 311 ; New Form of Radiation Found with Rontgen Rays, 

 396 ; the N. Rays, 578 



Blue Colour of the Sky after Sunset, Height of the Atmo- 

 sphere Determined from the Time of Disappearance of. 

 Dr. T. J. J. See, 526 



Boccardi (G.), Corrections to Existing Star Catalogues, 

 491 ; Errata in Various Star Catalogues, 555 



Bodroux (F.), Organometallic Derivatives of Aromatic 

 Hydrocarbons containing two Halogen Atoms in the 

 Nucleus, and their Inter-action with Iodine, 95 



Bohm (E.), Two Incandescent Electric Lamps Designed to 

 Give Good Illumination Vertically Downwards, 350 



Bohn (Prof.), Catalogues of Instruments and Models taken 

 from the Schaffer Museum, 87-88 



Bohn (G.), Action of the Magnetic Field on the Infusoria, 

 216 



Bolton (W. von). Luminosity of the Ions, 211 



Boltzimann (Prof.), on the Introduction of Vectorial 

 Methods into Physics, 610 



Bombay, the Flora of the Presidency of, Theodore Cook, 

 Prof. Percy Groom, 386 



Bone (Dr. W. A.), on the Slow Combustion of Methane 

 and Ethane, 612 



Bonney (Prof. T. G., F.R.S.), on Primary and Secondary 

 Devitrification in Glassy Igneous Rocks, 239 ; Arctic 

 Geology, Dr. P. Schei, 418; The Geology and- Petro- 

 graphy of Crater Lake, National Park, Joseph Silas 

 Diller and Horace Bushnell Patton, 574 



Bonnier (Gaston), Influence of Water on the Structure of 

 the Aerial Roots of Orchids, 592 



Bootis, the Orbit of. Prof. W. Doberck, 555 



Borns (Dr. H.), International Congress for Applied 

 Chemistry, 156, 209 



Borrelly (M.), Comet 1903 c Discovered by, on June 21, E. 

 Stephan, 239 



Borrelly Comet 1903 c, Elements of the, G. Fayet, 239 ; 

 Photograph of, M. Qu^nisset, 336; Borrelly's Comet 

 (1903 c), Dr. Aitken, 353 ; Spectroscopic Observations of, 

 H. Deslandres, 408. See also Astronomy. 



Bosanquet (Mr.), on the Excavation of a Pre-Mycenjean 

 Town, 637 



Botany : the Influence of Light and Darkness upon Growth 

 and Development, D. T. Macdougal, 10; Osmotic ."Vction 

 of Certain Salts on Marine Algae, Prof. Duggar, 15 ; 

 Bacterial Diseases Attacking Japanese Plum Trees and 

 Sweet Corn, Dr. E. F. Smith, 15 ; .a Leguminous Lliane, 

 Derris uUginosa, Mr. Perr^d^s and Dr. Power, 15 ; 

 Temperature of the Subterranean Organs of Plants, Dr. 

 Henry H. Dixon, 23 ; Occurrence in the Philippines of 

 an Indigenous Representative of the Australasian Gum- 

 trees, 41 ; the Tanganyika Problem, an Account of the 

 Researches undertaken Concerning the Existence of 

 Marine Animals in Central Africa, J. E. S. Moore, 56; 

 Enlargement of Kew Herbarium, W. Botting Hemsley, 

 F.R.S., 58; Infection-powers of Ascospores, E. S. Salmon, 

 66 ; Infection-power of Ascospores in the Erysipheas, E. S. 

 Salmon, 182 ; Ecological Botany, 67 ; Cvtologv of Apo- 

 gamy and Apospory, J. B. Farmer, F.R.S., 'j. E. S. 

 Moore and Miss L. Digby, 71 ; New South Wales 

 Linnean Society, 72, 264, 384, 520, 640; Extraction of 

 the Perfume from Flowers, Dr. Albert Hesse, 89 ; De- 

 velopment of Vaucheria Resting-spores, Dr. H. C 

 Bastian, F.R.S., 94; Linnean Society, 94, 191, 262; 

 Influence of Formaldehyde on the Growth of White Mus- 

 tard, MM. Bouilhac and Giustiniani, 95; Embryogeny 

 of Zamia, Profs. Coulter and Chamberlain, 109 ; Report 

 for 1902 of the Royal Botanic Gardens, Ceylon, J. B. 

 Carruthers, 160 ; Nutrition of Plants Deprived of their 

 Cotyledons, G. Andr^, 168; Alpine Flora, D. J. Hoffman, 

 175 ; Landolphia, a New Source of Indiarubber, 182 ; 

 Instances of Plant Adaptations, Sir W. T. Thiselton- 

 Dyer, F.R.S., 185; Transition of Opposite Leaves into 

 Alternate Arrangement, Percy Groom, 191 ; Distribution 

 of Organic Substances in the Geranium, E. Charabot and 

 G. Lalone, 192 ; the Cohesion Theory of the Ascent of 

 Sap, Dr. H. H. Dixon, 207 ; Purple Flowers, Captain 



F. W\ Hutton, F.R.S., 223; Bipolar Plants, V. H. 

 Blackman, 239; Pathologische Pflanzenanatomie, Dr. 

 Ernst Kuster, 244 ; an Abnormal Corolla of a Foxglove, 

 B. Timothy, 254 ; .Anatomy of the Leaves of British 

 Grasses, L. Lev^-ton-Brain, 262 ; the Part Played by the 

 Mesophyll Cells in Transpiration, Henry H. Dixon, 262 ; 

 the Germination of the Seeds of Davidia involucrata, W. 

 Botting Hemsley, F.R.S., 262 ; New West Australian 

 Plants, W. V. Fitzgerald, 264 ; the Vegetation of New 

 England, N.S.W., Fred Turner, 264; a Slime Bacterium 

 from the Peach, Almond, and Cedar, Dr. R. Grieg Smith, 

 264 ; Willkurliche Entwickelungsanderungen bei Pflanzen. 

 Ein Beitrag zur Physiologie der Entwickelung, Dr. Georg 

 Klebs, Francis Darwin, F.R.S., 265; Cyanogenesis in 

 Plants, Phaseolunatin, Wyndham R. Dunstan, F.R.S., 

 and T. A. Henry, 287 ; Botanische Forschungen des 

 Alexanderzuges, Dr. H. Bretzl, 292; on the Phospho- 

 organic Reserve Material of Plants, S. Posternak, 312, 

 360 ; the Constitution of the Phospho-organic Acid in th(- 

 Reserve Material of Green Plants and on the First Re- 

 duction Product of Carbonic Acid in the Act of Chloro- 

 phyll Assimilation, S. Posternak, 432 ; on Roots Trained 

 by experiment to Grow Upwards, H. Ricome, 312 ; a 

 Resinous Granadilla, Henri Jumelle, 312 ; the Eucalypts, 

 D. E. Hutchins and E. Hutchins, 320 ; a Gloucestershire 

 Wild Garden, 342 ; an Introduction to Botany, W. C. 

 Stevens, 364 ; the Origin of Seed-bearing Plants, Dr. 

 D. H. Scott, F.R.S., at the Royal Institution, 377; Die 

 Zvmasegarung Untersuchungen iiber den Inhalt der 

 Hefezellen und die biologische Seite des Garungspro- 

 blems, Eduard Buchner, Hans Buchner, and Martin 

 Hahn, Dr. Arthur Croft Hill, 385 ; Fermentation 

 Organisms, a Laboratory Handbook, Alb. Klocker, 387 ; 

 the Flora of the Presidency of Bombay, Theodore Cook, 

 Prof. Percy Groom, 386 ; American Botanic Laboratory 

 in Jamaica, N. L. Britton. 415 ; Training of Forest 

 Officers, Sir W'. T. Thiselton-Dyer, F.R.S., 416; Glycogen 

 in Fungi Cultivated in Weak Sugar Solutions, Emile 

 Laurent 492 ; Bacterial Disease of Tobacco, G. Delacroix, 

 492 ; Resin-Tapping, 499 ; a New Method of Turpentine 

 Orcharding, Dr. C. H. Hertz, 499 ; Canker-areas on 

 Trees Due to Bacteria, J. Brzeziriski, 518 ; Bacterial Origin 

 of the Gums of the Arabian Group, Dr. R. Greig Smith, 

 520 ; Flora of the Island of Jersey, L. V. Lester Garland, 

 525; Botany in Boys' Schools, H. J. Glover, 548; Proteid 

 Metabolism, E. Godlewski, 553 ; a Concise Handbook of 

 Garden Flowers, H. M. Batson, 571 ; Anthocyanin in 

 Hydrangea Flowers, T. Ischimura, 579 ; Influence^ of 

 Water on the Structure of the Aerial Roots of Orchids, 

 Gaston Bonnier, 502 ; a Class Book of Botany, G. P. 

 Mudge and A. J. Maslen. 506; Flowering Plants, their 

 Structure and Habitat, Charlotte L. Laurie, 621; the 

 Etherisation System of Horticulture, A. Maumen^, 629 



Bouasse (M.), Modulus of Traction and the Coefficient ol 

 Expansion of Vulcanised Indiarubber, 95 



Boudouard (O.), Metallographic Study of the Alloys of 

 Copper and Magnesium, 143 



Bouilhac (.M.), Influence of Formaldehyde on the Growth of 

 White Mustard, 95 



Boulouch (R.), Mixtures of Iodine and Sulphur, 216 



Boulton (W. S.), on the Distinction between Intrusive and 

 Contemporaneous Igneous Rocks, 613 



Boulud (M.), the Production of Sugar in the Blood during 

 the Passage of the Latter Through the Lungs, 544 



Bourne (Dr. G. C), a New Ascidian {Oligotrema psant- 

 mites), 422 



Bourquelot (Ed.), Mechanism of the Saccharification of 

 the Mannanes of Corrozo by the Seminase of Lucerne, 168 



Bourquelot (Em.), Lactase, 263 



Bouty (E.), Relation between the Dielectric Cohesion of a 

 Gas and its Temperature, 240 



Bouveault (L.), Preparation of Alkyl Nitrates and Nitrites, 

 216; Preparation of Primary Alcohols by Means of the 

 Corresponding Acids, 240, 263 ; on the Isonitroso- 

 malonic Ethers and their Conversion into Mesoxalic 

 Ethers, 312 



Bouzat (A.), Dissociation Curves, 168 ; Pressure Curves 

 of Univariant Systems Containing One Gaseous Phase, 

 360 



Bowman (A.), Psychophysical Interaction, 151 



