( 4 ) 



PAGE 



Ccelenterata. 



MacMunn, 0. A. — Chromatology of Anthea cereus .. 598 



Danielssen, D. — North Sea Alcyonicla 599 



Porifera. 



Lendenfeld, K. VON — Systematio Position and Classification of SiMiiges .. .. 599 



VosMAEB, G. 0. J. — Belationships of the Porifera 600 



Oartee, H. J. — Beproductive Elements of Spongida 601 



Protozoa. 



Khawkine, W. — Biology of Astasia ocellata and Euglena viridis 601 



DanysZj J. — New Peridinian .. .. ^ .. 602 



PoucHET, G. — Peridinea 602 



Danilewskt, B.— Hccmaiozoa o/ W«e Toj-fotse .- .. .. 603 



Pouchet, G., & J. DE Guekne — Protozoa as food of Sardines 603 



Kirk, T. W. — New Infusoria from Neto Zealand 603 



Hackel, E. — ' Challenger ' Badiolaria .. 603 



Garbini, A. — Psorosperms 605 



BOTANY. 



A. GENERAL, including the Anatomy and Physiology 

 of the Phanerogamia. 



o. Anatomy. 



(1) Cell-structure and Protoplasm. 



Wekt, F. A. F. C. — Young Condition of Vacuoles ,. 605 



(2) Other Cell-contents. 



Lange — Acidity of the Cell-sap 606 



ScHUNK, E. — Chemistry of Chlorophyll 606 



TscHiKCH, A. — Besearches on Chlorophyll 606 



Hansen, A. — Besearches on Green and Yellow Chlorophtjll 606 



Kronfeld, M. — Baphides in Typha .. 607 



Heimerl, A. — Calcium oxalate in the Cell-wall of Nyctaginex .. .. C07 



WiLDEMAN, B. DE — Presence of a Glucoside in the alcoholic extract of certain plants 607 

 Erkera, L., Ch. Maistriau, & G. Clautriau — Localization and Significance of 



Allculoids in Plants 607 



(3) Secretions. 



Kassner — Caoutchouc in Plants 607 



(4) Structure of Tissues. 



MoEBius, M. — Concentric Vascular Bundles , .. 608 



Habehlandt, G.— (SirMcfwre o/)Stomnfa COS 



WissELiNGH, C. VAN — Clothing of Intercellular Spaccs ,, 608 



Tkecul, a. — Belation of Secretory Channels to Laticiferous Vessels 609 



„ „ Laticiferous vessels of Calophyllum 609 



Saldaniia, L. DE — Anatomical peculiarities of Echites peltata 609 



Uabeblandt, G. — Meristem of the Medullary rays of Cytisus Laburnum ,. .. 609 



(5) Structure of Organs. 



Terracciano, N. — Adventitious Boots 610 



TscHiRCii, A. — Tubercles on the Boots of Leguminosm . . 610 



Frank, B. — Swellings on the Boots of the Alder and Elxagnacex 611 



IvJELLMAN — Shoots of Pyrola secunda ., .. 611 



Kronfeld, M. — Belationship betiveen Stipule arul Leaf 611 



WoRGiTZKY, G. — Comparative Anatomy of Tendrils 611 



ZiPPERER, P. — Pitchers of Sarracenia 612 



Kv.ASAVf,¥.— Formation of Hairs 612 



Noll, F. — Normal Position of Zygomorphic Flowers 612 



Masters, M. T. — Floral Conformation of Cypripedium 613 



Cbl\-ko\s,ky, L.—Cupules of Ciqmliferce .. 613 



PaTTiNGHADS, P. — Besistance of PoUeu to External Influences 613 



8TADLER, S. — Nertaries ., .. 614 



INJautel, E. — Structure and Development of the Fruit of Anagyrisfoatida .. ., 61-1 



