( 3 ) 



SuMMABT OF CuEKBNT Eesbarohes, &c. — Continued. 



Development of the Calenterata .. 201 



Nervous System of Eydrwd Polyps 202 



Bemarlcable Organ in Endendrium ramosum 203 



Siphonophora of the Bay of Naples 204 



CtenopTiora of the Bay of Naples 204 



Symbiosis of Lower Animals with Plants. — Yellow Cells of Eadiolarians 



and Coelenterates .. 204 



New sub-class of Infusoria — {Pulsatoria) 204 



Skeleton of the Eadiolaria .. 205 



Recent Researches on the Seliozoa . . 205 



Dimorpha mutans .. 207 



Contributims to the Knowledge of the Amaibx (Plate III.) 208 



Protozoa of (he White Sea 213 



Botany. 



Free Cell-formation in the Embryo-sac of Angiosperms .. .. . . . . 214 



Structure and Division of the Vegetable Cell 214 



Fertilization of Apocynacess .. .. 215 



Cross-fertilization and Distribution of Seeds . . 215 



Swelling of the Pea » 216 



Aril of Ravenala . . ,, .. .. .'. .. .. 216 



Structure and Mechanics of Stomaia 216 



Callus-plates of Sieve-tubes .. .. 218 



Phyllomic Nectar Glands in Poplars 219 



Histology of Urticacese 219 



Structure of Podostemonacese ., 220 



Pitchers of Cephdlotus follicularis .... . . 220 



Action of Light on Vegetation .. .. 220 



Production of Heat by Intramolecular Respiration 221 



Physiological Functions of Transpiration 221 



Metastasis ..- 221 



Phosphorescence in Plants . . ., .. .. 222 



Transformation of Starch .. .. 222 



Occurrence of Allantoin in the Vegetable Organism 223 



Excretion of Water on the Surface of Nectaries 223 



Determination ,oJ the Activity of Assimilation by the Bubbles given off 



underwater .. .. .. .. 223 



Detmer^s Vegetable Physiology 223 



Development of Sporangia 224 



Lenticels of the Marattiacese 225 



Stomata in the Leaf-stalk of Filicinem 226 



Adventitious Buds on the Lamina of (lie Frond of Asplenium bulbiferum . . 226 



Anatomy and Classification of Schizseacese 226 



Biological peculiarity of Azolla caroliniana 227 



Female Receptacle of the Jungermanniem Geocalycex .. .. 227 



Vegetative Reproduction of Sphagnum .. 228 



Action of Light on Fun^i 228 



Chemical Nature of the Cell-wall in Fungi 228 



"Malnero"oftheVine .. 229 



Roesleria hypogma parasitic on the Vine 229 



Didymosphseria and Microthelia 230 



Peronosporess and Saprolegniese 230 



Fungi in Pharmaceutical Solutions 234 



Vegetable Organisms in Human Excrements 234 



Saccharomyces apiculatus 234 



Etiology of Malarial, Fevers 235 



Aktinomykosis, a new Fungoid Cattle-Disease 236 



Infection by Symptomatic Anthrax 236 



Experiments on Pasteur's Method of Anthrax-Vaccination 238 



Duration of Immunity from Anthrax 239 



New Method of Vaccination for Fowl-cholera 239 



Rabies 239 



Nutrition of Lichens 240 



Thallus of Usnea articulata 240 



Symbiosis of Loiver Animals with Plants 241 



a 



