CONTENTS. XXVU 



PAGE 



Webster, A. D. — Fertilization of Epipactis latifoUa Part 5 782 



VoGEL, A. — Influence of Ozone on Germination „ 782 



Oliver, F. W. — Pollination of Pleurothallis ornatus Part 6 992 



(2) Nutrition and Growth.. 



Eeinke, J. — Effect of Sunlight on Etiolated Seedlings Parti 117 



Pringsheim, N. — Assumed Decomposition of Carbonic Acid hy Chlorophyll .. „ 118 



,, „ Decomposition of Carbonic Acid by Chlorophyll outside the 



plant „ 118 



Kronfeld, M. — Correlation of Growth Part 2 271 



TiEGHEM, P. Van — Terminal Growth of the Root in Nymphseacese „ 271 



Krabbe, G. — Gliding Growth in the Formation of the Tissues of Vascular 



Plants „ 272 



Mer, E., & J. CosTANTiN — Influence of an Aquatic Medium on Amphibious 



Plants .'. „ 272 



Dehekain, p. p., & L. Maquenne — Absorption of Carbonic Anhydride by 



Leaves Part 3 434 



ElCHLER, A. W. — Increase in thickness of Palm-stems „ 434 



Mangin, L. — Growth of Pollen-grains „ 435 



MuNTz, A. — Ripening of Seeds „ 435 



SoNTAG, P. — Apical Growth of Leaves Part 4 616 



Engelmann, T. W. — Chlorophyllous Assimilation „ 616 



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



Nagamatsz, A. — Chlorophyll-function of Leaves , „ 617 



Stenger, F. — Absorption-bands „ 617 



CUBONI, G. — Transpiration and Assimilation in Leaves treated with Milk of 



Lime Part 5 782 



Pringsheim, N. — Conditions of Assimilation Part 6 992 



SoHOLTZ, M. — Influence of Stretching on the growth of Plants „ 993 



Areschoug, F. W. C. — Reproduction of parts of Plants „ 994 



(3) Movement. 



Schwbndener, S., J. WoRTMANN, & F. Noll — Theory of Twining .. .. Parti 118 

 Kny, L., & A. N. LuNDSTROM — Absorption of Water in the fluid state by 



Leaves „ 119 



KoHL, F. G. — Transpiration Part 2 272 



TiEGHEM, P. Van — Chlorovaporization „ 273 



Leclerc DU Sablon — Influence of Cold on the Movements of the Sap .. .. „ 273 



ScHWENDENER, S. — Asccnt of Sap Part 3 435 



Kraus, C. — Periodicity in the Phenomena of Bleeding „ 436 



Kny, L. — Absorption of water by Terrestrial Organs „ 436 



Leclerc DU Sablon — Structure and Coiling of Tendrils ,, 436 



Ambronn, H., & J. WoRTMANN — Theory of Twining „ 436 



Penhallow, D. P. — Movements of Tendrils Part 4 618 



WoRTMANN, J. — Rotation of Tendrils „ 618 



Detlepsen, E. — Elasticity of Flexion in Vegetable Organs „ 619 



Janse, J. M. — Part taken by the Medullary Rays in the Movement of Water . . Part 5 782 



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



Comes, O. — Moist Gangrene of the Cauliflower Parti 119 



Mangin, L. — Exchange of Gases by Buds „ 119 



Tieghem, P. Van — Inversion of Sugar by Pollen-grains Part 2 273 



Palladin, W. — Respiration and Growth Part 3 437 



Diakonow, N. W. — Intramolecular Respiration of Plants „ 437 



