XX11 CONTENTS. 



Clatjtrian, M. — Digestive Secretion of Nepenthes 290 



Trabct, M.— Manna of the Olive 290 



Schwabach, E., & A. Tschirch — Excretion of Resin by the Leaves of Conifers . 290 



Schroder, B. — Mucin 291 



Linsbauer, L. — Formation of Anthocyan 427 



Molisch, H. — Latex and Mucilage- Sup .. .. 427 



CLAtTRiAU, G. — Nature of the Vegetable Alkaloids .. 428 



Miyare, K. — Starch in Evergreen Leaves 428 



Schlotterbeck, J. 0. — F ' rotopine-bearing Plant 428 



Tailleur, P. — Glycoside present during Germination in the Beech 428 



Parkin, J. — Reserve Carbohydrate producing [ Mannose 428 



Winterstein, E. — Nitrogenous Contents of Green Leaves 549 



Molisch, H. — New Chromogen producing a Red Pigment 549 



Vines, S. H. — Leptomin 549 



Weiss, K. — Albuminoids of the Seeds of Leguminosve 658 



Schunck, C. A. — Yellow Colouring Matters of Leaves 658 



Kirkwood, J. E., & W. J. Giks — hndosperm and Milk of the Cocoa-nut 659 



Starke, J. — Solanine in Tobacco-Seeds 659 



Hombergeb, K. — Barium in Plants 659 



Labaud, L. — Zinc in Plants 659 



(3) Structure of Tissues. 



Bonnier, G. — Order of Formation of the Elements of the Central Cylinder in the 



Root and Stem 51 



Hering, L. — Anatomy of MonopodialjOrchids 51 



Cannon, W. A. — Gall of the Monterey Pine 52 



Bonnier, G. — Differentiation of the Vascular Tissues in the Leaf and the Stem .. 170 



Plot, L. — Common Origin of the Tissues of the Leaf and Stem in Phanerogams .. 170 



Busse, W. — Conducting Tissue in the Ovary of Orchidese 170 



Brenner, W. — Succulent Plants 170 



Chacykaud, G. — Structure of Vascular Plants 291 



Baranetzky, J. — " Bicollateral Bundles" 291 



Gaucher, L. — Function of Laticifers 291 



Chauyeaud, M. G. — Formation of Sieve-Tubes in the Roots of Dicotyledons .. .. 292 



Will, A. — Duramen and Dealing-Tissue .. 292 



Sargant, Ethel — New Type of Transition from Stem to Root 292 



Dorner, Herman B. — Resin- Ducts and Strengthening-Cells of Abies and Picea . . 293 

 Matruchot, L., & M. Molliard — Injury to Vegetable Cells caused by Cold, Plas- 



molysis, and Desiccation 293 



Goebel, K. — Structure of the Malaxidex .. .. 293 



Wallace, W. — Stem-structure of Aetinostemma biglandulosa 293 



Jost, L. — Peculiarities in the Cambium of Trees 428 



Decrock, E. — Anatomy of the Primulacese 429 



Nemec, B. — Effect of Low Temperatures on Meristematic Tissues 549 



Petersen, O. G. — Sanio's Tracheids 550 



Guignard, L. — Laticifers of Euonymus 550 



Col, M. — Secreting Apparatus of Composite 550 



Hill, T. G. — Stem of Dalbergia paniculata 550 



Bargagli-Petrucci, G — Stomatiferous Cavities in the Leaves of Ficus 659 



Mangin, L. — Production of Gummy Thyllx 660 



Thiskltox-Dyer, W. T. — Persistence of Leaf-traces 660 



Vidal, L. — Apex of the Axis in the Floioer of Gamopetalx 660 



Perredes, Pierre E. F., & F. B. Power — Bark of Robinia Pseudacacia .. . . 660 



Ursprung, A. — Formation of Annual Rings in Tropical Trees 660 



Gioon, F. — Conducting Apparatus of Nyctaginese 661 



(4) Structure of Organs. 



Ule, E. — Underground Flowers 52 



Villani, A. — Nectaries of the Cruciferx 52 



Arcangeli, G. — Nectaries of the Cucurbitacfiii 52 



