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Chauliaguet, J., & others — Active Principles of the Aroidese 400 
Biffen, R. H . — Latex and its Function 400 
Effront, J. — Caroubinase , a new Hydrolytic Enzyme 401 
Etard, A . — Doubling of the Fundamental Band of Chlorophyll 401 
(3) Structure of Tissues. 
Ahlfvengren, F. E . — Stem of Composites 401 
Cornu, M . — Stem of Cuscuta 401 
Candolle, A. de — Structure of P iperacese 402 
Vaughan, D. T. Gwynne — Polystelyin Primula 402 
Weisse, A . — Lenticels of Monocotyledons 402 
Schoennett, M . — Resinocysts 402 
Anderson, A. P . — Abnormal Formation of Resin-Ducts 403 
Parmentier, P . — Anatomy of the (Enotherere and Haloragese 403 
(4) Structure of Organs. 
Rosen — Relationship between the Structure and Function of Organs 403 
Day, R. N . — Position of Dorsiventral Organs 403 
Celakovsky, L. J . — Development of the Flower 403 
Balazs, J . — Structure of Pollen-Grains 404 
Wiegand, K. M . — Structure of the Fruit in Ranunculcicese. 404 
Coufin, H . — Micropyle of the Seed in Leguminosse 404 
Robertson, C . — Crests of Seeds .. 405 
Hamilton, A. C . — Domatia 405 
Wachter, W . — Morphology of Aquatic Plants 405 
Perrott, E . — Leaves of Aquatic Gentianacese 405 
Hesselman, H . — Metamorphosed Buds of Lilium bulbiferum 406 
Meehan, T . — Pellucid Dots in Hypericum , .. 406 
„ „ Honey-Glands in Plants 406 
Goebel, K . — Glands of Tozzia and Lathrseci 406 
Meehan, T.— Spines of the Aurantiacex 406 
Sablon, Leclerc du — Tubers of Orchidese 406 
Hartwich, C . — Tubers of Aconitum 407 
Boirivaut — Replacement of the Primary Root by a Secondary Root 407 
Scott, D. H . — Spinous Roots . . . v , 407 
Muller, F . — Structure of Bromeliacex 407 
Balicka-Iwanowska, G . — Morphology of Thelygonum Cynocrambe 407 
(8. Physiology. 
Cl) Reproduction and Embryology. 
Moebius, M . — Reproduction 407 
Schaffner, J. H . — Embryogeny of Sagittaria , , 408 
Meehan, T . — Cleistogamy in Umbelliferce 408 
Muller, F . — Double Pollination . . * * 408 
Hildebrand, F . — Pollination of Cyclamen 409 
Robertson, C., & P. Knuth — Cross-Pollination and Self-Pollination 409 
(2) Nutrition and Growth (including Germination, and Movements 
of Fluids). 
Montemartini, L . — Laws of Growth 409 
Meehan, T . — Rhythmic Growth in Plants 410 
Rimpach, A . — Growth of Allium ursinum .. 410 
„ ,, Growth of Colchicum autumnale ’.. 410 
Goebel, K . — Germination of Cryptocoryne 411 
Schneider, A . — Phenomena of Symbiosis 411 
Dassonville, C . — Effect of Mineral Salts on Development 411 
Kinney, Asa S . — Effect of Electricity on Vegetation 412 
(3) Irritability. 
Kolkwitz, R . — Movements of Swarm-Spores, Antherozoids, and Plasmodes . . .. 412 
Hansgirg, A . — Gamotropic and Carpotropic Movements 412 
„ „ Ombrophoby of Flowers 412 
Macdougal, D. T . — Curvature of Rpots 413 
Clifford, J. B . — Rlieotropism and Thermotropism in cl Plasmode 413 
(4) Chemical Changes (including Respiration and Fermentation). 
Gruss, J . — Action of Diastase on Reserve-Cellulose in Germination 414 
Buchner, E . — Alcoholic Fermentation without Yeast-Cells 414 
Deherain, P. P . — Reduction of Nitrates 414 
Schulze, E . — Nitrates in Seedlings 415 
