Index 



t Nature, 



November 25, 1909 



Boresch (K.), Lumps of Gum exuded by the Bromeliad, 

 Guzmannia zahnii, and other Plants of the Same Family, 

 296 

 Borley (J. O.), Probability of Survival of Trawl-caught 



Fish returned to the Sea, 491 

 Borrelly (M.), a Brilliant Meteor, 200 

 Borrelly-Uaniel, Comet 1909a, 20 ; M. Chofardet, 46 ; 



Ephemeris for. Dr. .M. libcll, 267 

 Bosler (J.), \'ariations of Brightness of Enclce's Comet and 



the Sun-spot Period, 59 

 Botanv ; Hci'ca brasilieiisis, or Para Rubber, its Botany, 

 Cultivation, Chemistry, and Diseases, Herbert Wright, 

 3; Agave, Mexican Species Yielding "Zapupe," Prof. 

 W. 'I'release, 18; Investigation of the Medullary Rays 

 in the Beech, the Oak, and Aristolocliia sipho. Dr. K. 

 Zijlstra, 18; Specimens to Illustrate the Wood Lignum 

 nephriticum, and the Fluorescence of its Infusion, the 

 Director, Royal Gardens, Kew, 21; Identification and 

 Properties of Lignum nephriticum. Dr. O. Stapf, ;i7^-J ; 

 Coptis, I. H. BurUill, 30; Morphological and Physio- 

 logical Differences betw^'cn Marsilea left on Dry Land 

 and that Growing in Water, Nibaran Chandra Bhal- 

 tacharjee, 30 ; Cympopogon Marti}ii, Stapf, I. H. BurUill, 

 30 ; New South Wales Linncan Society, 30, 60, 240, 330, 

 480; .Analyses of Young and Old Cacao Leaves, M. K. 

 Bamber, 44 ; Distribution of the .-Mga; in the Black Sea, 

 N. N. Woronichin, 44 ; Reproduction and Early Develop- 

 ment of Laininaria digitata and Laminaria saccharina, 

 ■G. H. Drew, 58; Linnean Society, 89: Wych Elm Seed- 

 lings, Rosamond F. Shove, 99 ; Origin of the While 

 Florentine Iris, Drs. R. Pirotta and .M. Puglisi, 108; 

 Botanical Surveys, W. Munn Rankin, 127 ; Wissen- 

 schaftliche Ergebnisse der deutschen Tiefsee-Expedition 

 auf dem Dampfer Valdivia, 1898-1899, Das Kapland, 

 insonderheit das Reich der Kapflora, das Waldgebiet und 

 die Karroo, pflanzcngeographisch dargestelt, Rudolf 

 Marloth, 129 ; American Mistletoe, Phoradcndron 

 flavescens, H. H. York, 136 ; New Plants in the State of 

 Bahia, E. Ule, 136 ; Flora of the Islands of Margarita 

 and Coche, J. R. Johnston, 136; Dominant Phanero- 

 gamic and Higher Cryptogamic Flora of .Aquatic Habit 

 in Scottish Lakes, George West, 149 : Certain Fungi 

 Collected in Java, Prof. F. von Hohnel, 168; Parasitic 

 and Epiphytic Fungi in Java. Dr. M. Raciborski, 2(3!; ; 

 Annals of the Royal Botanic Garden, Calcutta, .Asiatic 

 Palms — Lepidocaryea;, Odoardo Beccari, 181 ; Ferns 

 of the Malay Archipelago, Dr. E. B. Copeland, 

 197 ; Effect of the Past Winter on Trees and Shrubs in 

 Kew Gardens, W. J. Bean, 197; Fungal Disease, 

 Coryncutn niori, in the Mulberry Nurseries near 

 Srinagar, Dr. E. J. Butler, 226; Polymorphism in the 

 Flower in the Orchid Cycnoches, R. A. Rolfe, 226 ; 

 Nature of the Tendrils in the Cucurbitacea;, Miss M. 

 Doubek, 226 ; Arrangement of the Botanical Garden of 

 the Johns Hopkins University, 226; Bacterial Flora of 

 Hawaiian Sugars, L. Lewton-Brain and Noel Deerr, 

 226 ; Studies on Tunicata, H. L. Kesteven, 240 ; the 

 Native Flora of New South Wales, R. H. Cambage, 

 240 ; New Species of Eucalyptus from the Monaro Dis- 

 trict, N.S.W., R. H. Cambage, 240; Some Points in 

 the Morphology and Biology of a New Species of 

 Haworthia, Dr. S. Schbnland, 239 ; Absorption of 

 Water by the Aerial Organs of some Succulents, Dr. S. 

 Schbnland, 240; New South African Succulents, Dr. 

 R. Marloth, 240; Mikrographie des Holzes der auf Java 

 vorkommenden Baumarten, Dr. J. W. Moll and H. H. 

 Janssonius, 241 ; Mitosis in Higher Plants, Dr. H. A. 

 Haig, 265 ; Botany of the Philippine Islands, Dr. C. B. 

 Robinson, 265 ; E. D. Merrill, 265 ; Revision of the 

 American Group of Thibaudiea:, R. Hbrold, 265 ; Con- 

 stitution of the Roots of Arisarma concinnum, B. B. 

 Dutta, 270 ; Absorption of Water by Aerial Organs of 

 Plants. Dr. Marloth, 270 ; New Flora of Krakatau, 

 Prof. D. H. Campbell, 296; Lumps of Gum Exuded by 

 the Bromeliad, Guzmannia zahnii, and other Plants of 

 the same Family, K. Boresch, 296 ; Study of Various 

 Morphological Features in the Umbelliferse, Dr. K. 

 Domin. 297; Vegetation in Sardinia, Dr. Th. Herzog, 

 312 : Classification of Scitamines as Represented in the 

 /Philippine Islands, H. N. Ridley, 312 ; Notice sur L^o 

 Errera, L. F'redericq and J. Massart, 333; Recueil 



d'Giuvrcs de L^o Errera, 333 ; New Species of 

 Impatiens, Sir J. D. Hooker, 353 ; the Shepherd's Purse, 

 G. H. Shall, 354; German Botanical Congress, 378; 

 Potato Disease "Leaf-roll," 378; Tuber-bearing Species 

 of Solanum, Herr Wittmack, 379 ; Deterioration that 

 Follows upon Self-fertilisation or Inbreeding of the 

 Maize Plant, Dr. G. H. Shull, 402 ; a Tourist's Flora 

 of the W'est of Ireland, R. L. Praeger, 422 ; Illustrated 

 Guide to the Trees and Flowers of England and Wales, 

 H. G. Jameson, 422 ; Flora Koreana, T. Makai, 422 ; 

 the Botany of Worcestershire, J. Amphlett and Carleton 

 Rea, 422 ; Classification of African Species of the Poly- 

 morphic Genus Senecio, Dr. R. Muschler, 434 ; Studies 

 of 1 ropical American Ferns, W. R. Maxon, 434 ; die 

 Ptlanzenwelt Deutschlands, Dr. P. Graebner, 451 ; 

 Pflanzenbiologie, Dr. W. Migula, 451; Unsere Zier- 

 ptlanzen, P. F. F. Schuiz, 451 ; Phanerogamen, Prof. 

 E. Gilg and Dr. R. .Muschler, 451 ; Kryptogamen, Dr. 

 M. Miibius, 431 ; Zimmer- und Balkonpllanzen, P. 

 Dannenberg, 451; Clay's Successful Gardening, 451-, 

 Botany for Slatriculation, Dr. F. Cavers, 451 , 

 Beginjier's Botany, Prof. L. H. Bailey, 451 ; Elementary 

 Practical Botany, W. E. Clarke, 451 ; the Genus Cereus, 

 Prof. N. L. Britton and Dr. J. N. Rose, 462; Percy 

 Sladen Memorial Expedition in South-west Africa, 

 190S-9, Prof. H. H. W. Pearson, 466, 499; Fungus 

 ^Ialadies of the Sugar-cane, Dr. N. A. Cobb, 496; 

 Vegetation Conditions in the Central Vosges Mountains, 

 Dr. E. Issler, 496; Tamarisk Manna, D. Hooper, 526; 

 Nomenclature in Connection w^ith Plant Formations, 

 Dr. R. Gradmann, 526 ; see also British Association 



Bouasse (Prof. H.), Cours de Physique, Electroptique, 

 185 ; Mfelhode dans les Sciences, 361 



Houdroux (F.), Synthesis of Unsaturated Fatty Ketones, 

 2 09 



Boulenger (C. L.), Subcutaneous Fat-bodies in Bufo, 504 



Boulengcr (G, A.), Catalogue of the Fresh-water Fishes of 

 .Africa in the British Museum (Natural History), 216 



Boulud (M.), Total Sugar of the Plasma and Globules of 

 thi' Blood, 510 



Bourget (Henry), Observations at the Observatory of Mar- 

 seilles of the Comet 1909a (Borrelly), 29 



Bourion (M.), Extraction of Lutecium from the Gacjolinite 

 Earths, 120 



Bourne (Prof. Gilbert C), an Introduction to the Study of 

 the Comparative Anatomy of Animals, 513 



Bouveault (L.), Death of, 311 



Bowes (H. G.), Veterinary Inspection of Dairy Cattle, 141 



Bovs (Prof. C. \'., FMi.S.), a New .Analytical Engine 

 designed by Percy E. Ludgate, 14 ; Position Finding with- 

 out an Horizon, 11 1; an Elementary Treatment of the 

 Theory of Spinning Tops and Gyroscopic motion, Harold 

 Crabtree, 182 ; Catalogue of the Wheeler Gift of Books, 

 Pamphlets, and Periodicals in the Library of the .American 

 Institute of Electrical Engineers, 512 



Brassolida- (Dr. H. Stichel), 245 



Brauncr (Dr. .A.), Classification of Starlings, 246 



Breeding Horses for Use, or Equine Eugenics, Francis 

 Ram, 525 



Breton (Miss A.), Race Types in the Ancient Sculptures 

 and Paintings of Mexico and Central America, 478 ; 

 .Arms and Accoutrements of the Ancient Warriors at 

 Chichen Itza, 478 



Breuil (r.Abbi''l, Rock Paintings of the Lower Ebro, 522 



Bridge (Prof. T. W., F.R.S.), Death and Obituary Notice 

 of, 42 



Bridges, the Design of Highway, and the Calculation of 

 Stresses in Bridge Trusses, Prof. M. S. Ketchum, 393 



Brigham (Prof.), Possibility of Extending the Food Produc- 

 tion of Canada, 535 



Brill (Dr. .Alfred). Position Finding without an Horizon, 231 



Brislee (Dr. E. J.), Technical Assay of Zinc, 540 



British Association Meeting at Winnipeg, 75, 278 ; Sec- 

 tional Programmes, 76 ; Inaugural .Address by Prof. 

 Sir J. J. Thomson, M.A., LL.D., D.Sc, F.R.S.', Presi- 

 dent of the Association, 248 ; the Seven Styles of Crystal 

 Architecture, Dr. A. E. H. Tutton, F.R.S., 290; Our 

 Food from the Waters, Prof. W. A. Herdman, F.R.S. , 



,-556 



Section A {Mathematics and Physics) — Opening Address 

 by Prof. E. Rutherford, M.A., D.Sc, F.R.S., Presi- 



