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Protozoa. 



Lankesteb, E. Eat — Protozoa 817 



ECallibtjeton, W. D. — Chemical Composition of Zooeytium. of Ophrydium versatile 818 



MoBiTJS, K. — Freia Ampulla 0. F. Milll., the Flash-nnimalcide 818 



Balbiani, E. G., & A. Schneider — Anoplophrya circulans , ,. ., 818 



Stokes, A. C. — Neiv Vorticella 819 



Imhof, O. E. — Difflugia crater a 819 



Blanchaed, R. — Neiv Type of Sareosporidia 820 



BOTANY. 



A. GENERAL, including the Anatomy and Physiology 

 of the Phanerogamia. 



a. Anatomy. 



Russow, E. — Protoplasm in the Intercellular Spaces 820 



Hennum, J. O. — Farms of Cellg 820 



Zaohabias, E. — Structure of the Nucleolus 821 



GiTiGNET — Chlorophyll and its Comhinations ., .. 822 



BoKODiN, J. P. — Crystals in the Leaves of Leguminosse 823 



Tiegb:et!S.,T.\a'S— Secreting Canals of Plants 823 



TicHOBHROw, W. A. — Peculiar Structures in the Flesh of the Date 824 



Pax, F. — Anatomy of Euphorhiacem 824 



Klebckeb, J, E. F. AF — Anatomical Structure and Development of Cerafophyllum 825 



ZahlbktjCKNEE, A. — Lenticels 825 



Pftjetscheller, p. — Anatomy of (he Wood of Conifers 825 



Fischer, H. — Comparative Anatomy of the Tissue of the Medullary Bays and Annual 



Zones of Growth in Conifers .. . . 826 



Mabkfei,dt, O. — Behaviour of the Leaf-trace-bundles of Evergreen Plants as the stem 



increases in thickness 826 



Tieghem, p. van — Crum-canals of the Sterculiacese 827 



HoHNEL, F. V. — Striated Woody Tissue 828 



Herail, J. — Structure of Stem of Strychnos 828 



TscHiRCH, A. — Mechanical Tissue-system 828 



Bachmann, E. — Structure and Function of the Aril in certain Leguminosx .. .. 829 



WoRONiN, M. — Leaves of Stiitice monopetala .. .. 829 



Ebeling, M. — Absorbing Organs of Albuminous Seeds 829 



Strasburger, E. — Embryo-sac of Santalum and Daphne 830 



Baccarini, F. — Morphology of the Beceptacle 831 



Baldini, a. — Spur of Cucurbitaceas 831 



Adleez, E. — Anatomy of the Fruit of Eanunculacese. 831 



CuGiNi, G. — Anatomy of the Female Infloresence of Dioon edule .. 832 



CosTANTiN, J. — Influence of the Medium on the structure of Boots .. .. .. .. 832 



Sablon, Leclebo du — Structure and Dehiscence of Anthers .. . . 832 



Gravis, A. — Vegetative Organs of Urtica dioica 833 



Laborie, E. — Anatomy of Peduncles compared with that of the Primary Axes and of 



Petioles 833 



Hegelmaier, F. — Wolffia microscopica 834 



j8. Physiology, 



CoRRY, T. H. — Fertilization of Asclepias Cornuti 834 



Kraus, G. — Blooming of Arum italicum .. ♦. .. .. .. .. 835 



Bronouj, a. — Influence of Electricity on the G-rowth of Plants 835 



BoHNiER, G., & L. Mangin — Bespiration of Plants .. .. 835 



„ „ Bespiration of Plants at different seasons . . . . . . 836 



Brunchorst, J. — Galvanotropism of Boots 836 



Janse, J. M. — Movement of Water in Plants 836 



Kraus, C. — ^' Bleeding" of Parenchymatous Tissues 837 



BuRGERSTEm, A. — Physiologicol and Pathological Effect of Camphor on Plants . , 837 



TiMiRiAZEFF, 0. — Chemical and Physiological Action of Light on Chlorophyll.. .. 837 



B. CB-YPTOGAMIA. 



■ScHAARSCHMiDT, G. — Cell-wall-thickenings and Cellulin-grains in Char a and 



Vaucheria 83S 



