XV111 
CONTENTS. 
PAGE 
Folgner, V. — Development of Fresh-water Peridiniacese 496 
Gruber, A. — Green Amoebae 497 
Doflein, Fr. — Myxosporidia 497 
Penard, Eugene — Deep-water Ehizopods 607 
„ „ Experiments on Difflugia 607 
Silvestri, A. — Notes on Foraminifera 607 
Roux, Jean — Ciliata of Geneva 608 
Mouton, Henri — Galvanotropism of Ciliated Infusorians 608 
Smith, J. C . — New Species of Infusorians 608 
Plimmer, H. G., & others — Organism of Tsetse Fly Disease 608 
Smith, E. F. — Pseudomonas Stewarti 608 
Ross, R. — Malaria Parasites 609 
Koch, R., & J. Rose Bradford — Development of Malarian Parasites 609 
Labbe, A. — Affinities of Siedleckia nematoides 610 
BOTANY. 
A. GENERAL, including the Anatomy and Physiology 
of the Phanerogamia. 
a. Anatomy. 
(1) Cell-structure and Protoplasm. 
Hansen, A . — Energid Theory of Sachs 44 
Kuhne, W . — Action of Oxygen on the Movement of Protoplasm .. 44 
Mitschka, E . — Accumulation of Protoplasm in Curved Pollen-tubes 44 
Schaffner, J. H . — Karyokinesis in the Root-tips of Allium 168 
Fulmer, E. L. — Cell-Division in Pinus 169 
Samassa, P . — Action of Gases on the Currents of Protoplasm and on Cell-division 169 
Guignard, L . — Kinetic Centres in Plants 290 
Lauson, A. A . — Karyokinesis in Cobsea 290 
Guignard, L . — Chromatic Reduction in the Formation of the Pollen of Naias .. 291 
Hartog, M . — Nuclear Reduction and Function of Chromatin 291 
Hansen, A . — Idea of the Cell in Botany 403 
Nemec, B . — Phenomena of Nuclear and Cell-division 403 
„ „ Karyokinesis in the Root-tips of Allium 403 
Loew, O . — Chemical Energy of Living Cells 498 
Tswett, M . — Periplasmic Membrane 498 
Gregoire, V . — Kinesis in the Pollen-grains of the Liliaceas 498 
Nemec, B . — Nuclear and Cell-division in Solanum tuberosum 498 
Schaffner, J. H . — Artificial Production of the Sickle-stage of the Nucleole .. .. 499 
Dixon, H. H . — Possible Function of the Nucleole in Heredity 611 
Atkinson, G. F . — Reduction of Chromosomes 611 
(2) Other Cell-contents (including- Secretions). 
Raciborski, M . — Leptomin , 44 
Stoklasa, J . — Iron in Plants 44 
Leclerc du Sablon — Carbohydrate Reserve-materials of Bulbs and Tubers .. .. 169 
Fischer, H . — Inulin 291 
Vines, S. H . — Proteolytic Enzyme of Nepenthes 292 
Lieben, A . — Presence of Simple Organic Compounds in the Vegetable Kingdom . . 292 
Swiecicki, V. v . — Presence and Function of Silica in Plants 292 
MacDougal, D. T. — Copper in Plants 292 
Huie, Lily H . — Cytological Changes produced in Drosera 404 
Bode, G . — Production of Pure Chlorophyll 404 
Overton, E . — Red Cell-sap of Plants 404 
Hebert, A . — Hydrocyanic Acid in Plants 405 
Ven, A. J. van de — Hydrocyanic Acid in the Amygdaleee 405 
