5 
/ 3 . Physiology. 
(1) Reproduction and Embryology. fage 
Mann, G. — Embryo-sac of Myosurus . . . . 64 
Schulz, A . — Sexual Organs of Flowers 65 
Millardet, A., & S. A. Beach — Hybridization of the Vine 65 
Rimpau, W.— Crossing of Cultivated Plants 66 
Cobelli, R . — Pollination of the Primrose 66 
(2) Nutrition and Growth (including Germination, and Movements of Fluids). 
Bonnier, G . — Effect of the Electric Light on Vegetation 66 
Wiesner, J . — Influence of Position on the Form of Organs 66 
Berthoud, E. L . — Dissemination of Plants by Buffaloes . . . . 67 
Walker, E . — Dissemination of the Seeds of Oxalis stricta 67 
Tschirch, A . — Physiology and Biology of Seeds 67 
Arcangelt, G . — Parasitism of Cynomorium 67 
Jost, L . — Growth in Thickness of Trees 67 
Jentys, S . — Influence of an Excessive Proportion of Carbonic Acid on the Growth 
of Roots 68 
Bokorny, T . — Assimilation of Carbon dioxide 68 
Kossowitsch, P., & others — Mode of Absorption of Free Nitrogen by the Leguminosse 68 
Frank, B . — Exchange of Gases in the Root-tubercles of Leguminosse 68 
(3) Irritability. 
Claudel, L., & W. Pfeffer — Causes of Sensitive Movements 69 
Hansgirg, A. — Nyctitropic, Gamotropic, and Carpotropic Movements .. .. >. (.9 
Kothert, W . — Propagation of Heliotropic Irritability 70 
Darwin, F., & Miss D. F. M. Pertz — Artificial Production of Rhythm in Plants.. 70 
(4) Chemical Changes (including Respiration and Fermentation). 
Sigmund, W. — Oil-splitting and Glycoside-splitting Ferments 71 
y. General. 
Piccioli, L.— Relationship between Plants and Snails 71 
B. CRYPTOGAMIA. 
Cryptogamia Vascularia. 
Farmer, J. B . — Embryology of Angiopteris 71 
Algae. 
Bennett, A. W. — Vegetable Growths as Evidence of the Purity or Impurity of 
Water 72 
Klebs, G . — Production of Zoospores 72 
Rosenvinge, L. Kolderup — Growth of Cladophora and Chsetomorpha 72 
Lagerheim, G. v . — Propagation of Prasiola 73 
Klebs, G . — Reproduction of Vaucheria 73 
Fungi. 
Lagerheim, G. v. — Mastigochytrium , a new genus of Chytridiacese 73 
Voglino, P . — Mycele of Peronospora 74 
Costantin, J., & E. Prillieux — Fungus-parasites on Mushrooms 74 
Dangeard, P. A. — Fungus-parasites of Apples and Pears 74 
Lindner, P — Discriminating and Photographing Yeasts 75 
Kosutany, T . — Influence of different Wine Yeasts on the Character of the Wine .. 75 
Boutroux — Fermentation of Bread 76 
Soncini, G . — Influence of Yeast on the Smell of Wine .. 76 
Hansen, E. C . — Influence of Tartaric Add on Brewer's Yeast 76 
Roux, G., & G. Linossier —Morphology and Biology of the Thrush Fungus 
( Oidium albicans ) 76 
Wolff, M., & J. Israel — Pure Cultivations of Actinomycosis and its Transmissi- 
bility to Animals 77 
Dietel, P . — Alternation of Generations in the Uredinese 78 
