XXVI 
CONTENTS. 
PARE 
Knuth, P . — Pollination of Autumn- flowering Plants 
BlRCK, W . — Pollination of Aristolochia 
Karsten, G. — Embryogeny of Gnetum 
Kooders, S. H .—Embryogeny of Tectona 
Chauveaud, G . — Ovule and Embryo-sac of Vincetoxicum 
Coulter, S., & T. Meehan — Cleistogamous Flowers of Polygonum .. 
Carter, A. — Evolution in Methods of Pollination 
VrNASSA, P. E., & G. Arcangeli — Pollination of Dracunculus 
M'Leod, J . — Pollination of Pyrenxan Flowers 
Terracciano, A. — Pollination of Nigella 
Chmielewskij, W . — Morphology and Physiology of the Sexual Process 
Chacveaud, G. — Impregnation of several Embryos 
M'Millan, C. — Embryo-sac of Phanerogams 
Helsricher, E . — Heredity and Reversion in Iris 
Meehan, T. — Self-pollination in the Apocynacex 
Rosen, F. — Staining-reactions of the Coristituents of the Nucleus and of the 
Sexual Cells of Plants 
MoTTIER, D. M. — Embryo-sac of Arissema 
Farmer, J. B . — Two Endosperms in an Ovule of Pinus 
Robertson, C . — Flowers and Insects 
Knuth, P . — Pollination of Calla palustris 
Part 3 388 
„ 388 
Part 4 506 
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Part 5 
ft 
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ft 
507 
508 
508 
509 
509 
509 
510 
637 
637 
638 
638 
638 
Part 6 819 
„ 820 
„ 820 
„ 820 
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820 
(2) Nutrition and Growth (including Germination, and Movements of 
Fluids). 
Martelli, U . — Parasitism and Multiplication of Cynomorium 
Holm, T. — Vitality of Annual Plants 
Zacharias, E. — Growth of the Cell-wall of Root-hairs 
Daniel, L . — Grafting on underground parts of Plants 
Vries, H. de — Torsions during growth 
Reiche, K . — Coalescence of Organs 
Figdor, W . — Histology of Fastigiation 
Godlewski, E. — Influence of Light and Moisture on Growth 
Aloi, A . — Influence of Atmospheric Electricity on the Growth of Plants 
Kraus — Influence of Depth in the Soil on Germination 
Corxevin, C . — Action of Poisons on the Germination of the Seeds of the 
Plants which produce them 
Burgenstein, A . — Absorption of Water by Leaves 
Frank, B., & R. Otto — Direct Assimilation of Nitrogen 
Jumelle, H. — Evolution of Oxygen by Plants at low temperatures 
Bonnier, G . — Assimilation by the Mistletoe 
„ ,, Assimilation by Parasitic Plants containing Chlorophyll 
Tschirch, A . — Physiology of Seeds 
Belzung, E. — Chlorescence of Plants 
Elliot, G. F. S . — Effect of Exposure on the relative length and breadth of 
Leaves 
Schlosing, T., & E. Laurent — Fixation of Free Nitrogen by Plants 
Nobbe, F., & others — Nitrogen Assimilation of the Leguminosx 
Sachs, J. — Right-angled Succession of Cell-walls 
Lundstrom — Dissemination of the Seeds of Geranium bohemicum 
Tieghem, P. Van — Germination of Bupleurum aureum 
Foerste, A. F . — Autumn and Spring Flowering Plants 
Martelli, U . — Period of Formation of the Flower-buds in the Vine .. 
Tart 1 
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Part 2 
I) 
99 
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69 
70 
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232 
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234 
„ 234 
„ 234 
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Part 3 389 
„ 389 
„ 389 
„ 389 
„ 390 
