( 5 ) 



fi. Physiology. 



(1) Reproduction and Germination. r-^f'^ 



RlTTiNGHAL'S, P. — Entrance of rollen-Uihes into the Conducting Tisgue 614 



HiLDEBRAND, F. — Fertilization of OxttUs • 615 



LiNDJiAN, C. A. M. — Fertilization of Scandinnvian Alpine Flants 615 



JORiSSEN, A. — Chemistry of Germination 615 



FiRTSCH, G. — Germination of the Date-palm 616 



(2) Nutrition and Growth. 



SoNTAG, P. — Apical Ch-owth of Leaves 616 



Engelmann, T. W. — ChlorophyUous Assimilation 616 



Sachs, J. — Action of the Ultra-violet Bays in the Formation of Flowers 617 



Nagamatsz, A. — Chlorophyll-function of Leaves 617 



Stengkb, F. — Absorption-hands 617 



(3) Movement. 



Penh allow, D. P. — Movements of Tendrils 618 



Wortmann, J. — Rotation of Tendrils 618 



Dktlefsen, E. — Elasticity of Flexion in Vegetaible Organs ,. 619 



(4) Chemical Changes (includingr Respiration and Fermentation). 



DiAKONOW, N. W. — Intramolecular Respiration « 619 



Green, J. K. — Changes in the Proteids in the Seeds tcMch accompany Germination 619 



•y. General. 



Delpiko, F. — Myrmecophilous Plants 620 



Detmei!, W. — Effects of Loio Temperatures on Plants 620 



GoEiiUh's ' Oiitlints of Classification a7id Sjjecial Morphology 620 



B. CRYPTOGAMIA. 



Campbell, Douglas H. — Development of Spermatozoids 620 



Crsrptogamia Vascularia. 



Go-&u-EL,¥..—ProthalUum and Germ-plants of Lycopodiuminundatum 621 



ScHRODT, J. — Anatomy of the Sporangia of Ferns .. 622 



MosTE\iiUi>E,'i!i. A.— Formation of Crystals in the Marattiacex 622 



Stance, F. F. — Apogamy in Ferns • •• •• 622 



Druery, C. T. — Apospory in Polystichum angnlare var. pulcherrimum Wills.. .. 622 



Lachmasn, P. — Structure of Daiallia Mooreana 623 



„ „ Root of Hymenophyllacex 623 



Stenzel, K. G. — Rhizodendron 623 



Muscineee. 



Hansgieg, a. — Protonema of Moss resembling Chroolepus 623 



VuiLLEMiN, P. — Glistening Apparatus of Sdiistostega osmundacea 623 



LiMPRiCHT, K. G. — Formation of Fores in Sphagnacex 624 



Algae. 



Debray, M. F. — Structure and Development of the Thallus in Floridex 624 



Peter, A. — Parasitic Alga of Emys europxa 624 



Hauck, F. — Padina 624 



WiLDEMAN, E. DE — Formation of Cysts in Vlothrix 625 



Hansgirg, A. — Allogomum 62,5 



MoNiEZ, R. — New Parasites of Daphnim 62.5 



llANSGiRO, A. — Mountain Algse 625 



Lanzi, M. — Endochrome of Diatoms 626 



LocKWOOD, S. — Raising Diatofins in tlie Laboratory 620 



Fungi. 



ISTVANFFY, G., & O. Johan-Olsen — Latcx-receptacles of Fungi 62ii 



Wettstein, K. V. — Cystidia of Fungi 627 



Wakker, J. H. — Infection through parasitic Sclcrotia 627 



Weiss, A. — Fluorescence (f Fungus Pigmerd 628 



Arthur, J. C. — Pathogenic Fungi 628 



ZuKAL, H. — New Genus of Ascomycetes 630 



ZoPF, W. — Ancylistesc and Chyiridlacex 630 



Stein, B., & F. Kamienski — Mycorhiza 630 



ZuKAL, H. — Green colour of decaying ivood 63X 



