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(3) Structure of Tissues. 
Sieck, W. — Schizo-lysigenous Receptacles for Secretions .. 331 
Czapek, F . — Laticiferous System of the Convolvulacex 331 
Smith, W. G . — Deformations caused by Fungi 331 
Wiesner, J . — Epitrophy of the Cortex 332 
(4) Structure of Organs. 
Mann, A . — Metamorphosis of Organs 332 
Stenstrom, K. O. E . — Adaptation of Plants to External Conditions 332 
Briosi, G., & F. Tognini — Flower of the Hemp 332 
Renault, B . — Fossil Pollen 332 
Radais, M . — Fruit of Conifers 333 
Haberlandt, G . — Organs of Leaves which absorb and excrete Water 333 
Penzig, O . — Hairs imitating Pollen 333 
Fritsch, K . — Development of the Gesneriacex 334 
Penzig, O . — New Myrmecophilous Plant 334 
/3. Physiology. 
(2) Nutrition and Growth (including Germination, and Movements 
of Fluids). 
Wiesner, J . — Amount of Light which is favourable to the Growth of Plants . . . . 334 
Goebel, K . — Action of Light on the Form of Plants 334 
Mer, E . — Effect of Climatic Conditions on the Growth of Trees . . 334 
Albert, P . — Development of Buds 335 
Breal, E . — Nutrition of Plants by Humus 335 
Wieler, A . — Periodicity in the Formation of Roots .. 335 
Heinricher, E . — Germination of Lathrxa 335 
Wiesner, J . — Protection of Chlorophyll . . 335 
Dixon, H. H., & J. Joly — Ascent of Sap 335 
(3) Irritability. 
Hildebrand, F . — Movements of the Flowers of Cyclamen . . . . 336 
Rodrigue, A . — Sensitive Organs of Leguminosx and Oxalidex, 336 
Eriksson, J . — Negatively Geotropic Roots 336 
(4) Chemical Changes (including Respiration and Fermentation). 
Kayser, E . — Lactic Fermentation 336 
Engelmann, Th. W . — Liberation of Oxygen demonstrated by Bacteria 338 
B. CRYPTOGAMIA. 
Cryptogamia Vascularia. 
Rostowzew, S . — Adventitious Buds of Cystopteris bulbifera 338 
Williamson, W. C . — Growth of Arborescent Lepidodendra 338 
W illiamson, W. C., & D. H. Scott — Roots of Catamites 338 
Muscineae. 
Jonnson, B . — Respiration and Assimilation of Mosses 338 
Rabenhorst’s Cryptogamic Flora of Germany ( Musci ) 338 
Algae. 
Agardh, J. G . — New Genera and Species of Algse 339 
Rosenvinge, L. K . — Marine Algse of Greenland 340 
Wille, N . — Fertilisation of Nemalion multifidum 340 
Oltmanns, F . — Parasitic Sea-weeds 340 
Klebahn, H., & E. Lemmermann — Algze of the Lake of Plan 340 
Borge, O . — Formation of Rhizoids by Chlorophycese 341 
Correns, C . — Membrane of Caulerpa 341 
Fungi. 
Marchand, L . — Classification of Fungi 341 
Tubeuf, C. v., & others — New Genera of Fungi 342 
Magnus, P . — Parasitism of Peronospora parasitica . 342 
Frank, B., & others — Parasitic Fungi 342 
Curtis, C. C . — Formation of the Lichen-thallus 343 
Juhler, J. J . — Conversion of Aspergillus into Saccharomyces 343 
Duggar, B. M . — Spores of Credo Polypodii 343 
Patoujllard, N .— Conids of Hydnum 341 
