XXVI CONTENTS. 



PAGE 



Pfeffer, W., & J. Massart — Chemotactic Movements of Bacteria, Flagellata, 



and Volvocinex Part 5 770 



Sanderson, J. Burdon. — Electromotive Properties of the Leaf of Dionsea . . Part 6 995 



DrcHARTRE, P. — Case of Abolition of Geotropism „ 996 



Moore, S. Le M. — Studies in Vegetable Biology „ 996 



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



MAYER, A. — Exhalation of Oxygen by fleshy-leaved Plants in absence of 



Carbonic Anhydride Part 1 85 



Boehm, J. — Respiration of the Potato ,, 85 



Wehmer, C, & 0. Loew — Action of Formose on Cells destitute of Starch .. „ 85 



Lawes, J. B., & J. H. Gilbert — Sources of Nitrogen of Vegetation .. .. Part 2 261 



Frank, B. — Formation of Nitric Acid in Plants Part 4 616 



Rodewald, H. — Changes of Substance and Force connected with Respiration Part 5 771 



Bokokny, T. — Formation of Starch from various substances „ 771 



Hansen, A. — Function of the Colouring Matter of Chlorophyll Part 6 997 



Fankhatjser, J. — Diastase , 997 



Smith, J. — Substance containing Sulphur in Cruciferous Plants „ 997 



y. General. 



Koch, L. — Biology of Orobanche Part 1 85 



Kronfeld, M. — Biology of the Mistletoe „ 86 



Frank, B. — Root-symbiosis in the Ericaceae „ 86 



Lundstrom, A. N. — Domatia „ 87 



Myrmecophilous Plant „ 87 



Bower, F. O. — Humboldtia laurifolia as a Myrmecophilous Plant .... „ 88 



Reinke, J. — Oxidation-process in Plants after death „ 88 



Krazan, F. — Retrogression in Oaks ,, 88 



Oliver, F. W. — Phenomenon analogous to Leaf -fall „ 88 



Knowles, Etta L. — " Curl " of Peach-leaves „ 89 



Abbott, H. C. de S. — Plant Analysis as an applied Science „ 89 



Beyerinck, M. W. — Cecidium of Nematus Caprex Part 3 458 



Volkens' (G.) Desert Flora Part 4 617 



Detmer's (W.) Laboratory Course of Vegetable Physiology „ 617 



Vries, H. de — Lsotonic Coefficient of Glycerin „ 617 



Schimper, A. F. W. — Relationship between Ants and Plants in the Iropics Part 5 772 

 Pringsheim, N. — Deposition of Calcareous Incrustations on Fresh-water 



Plants „ 773 



Brenstein, G. — Action of Ether on Plant-life „ 773 



Treub, M. — Myrmecophilous Plants Part 6 998 



Delpino, F. — Myrmecophilous Plants „ 998 



Schumann, K. — New Myrmecophilous Plants „ 998 



Bonnier, G. — Comparative Cultures of the same species at different altitudes „ 99S 



B. — Cryptogamia. 



Arthur's (J. C.) Report on Minnesota Parti 89 



Vaizey, J. R. — Alternation of Generations in Green Plants Part 3 459 



Eccles, B. G. — Thailophytes in Medicinal Solutions „ 459 



Cryptogamia Vascularia. 



Goebel, K. — Germination of Ferns Parti 89 



Lyon, F. M. — Dehiscence of the Sporangium of Ferns „ 90 



Goebel, K. —Heterophyllous Ferns „ 90 



