CONTENTS. xxi 
BOTANY. 
A. GENERAL, including the Anatomy and Physiology 
of the Phanerogamia. 
a. Anatomy. 
(1) Cell-structure and Protoplasm. page 
Strasburger, E . — Structure of Cytoplasm 90 
Kohl, F. G . — Continuity of Protoplasm in Guard-cells and Moss-leaves 90 
Mottier, D. M., & others — Nuclear Division in Pollen-mother-cells 90 
Kamerling, Z . — Biology and Physiology of the Cell-wall 91 
- Guignard, L . — Centrosomes in Plants 205 
Arthur, J. C . — Movement of Protoplasm in Coenocytic Hyphse 205 
Ewart, A. J . — Relations of Chloroplastid and Cytoplasm 206 
Gardiner, W . — Histology of the Cell-wall 206 
Dixon, H. N . — Tensile Strength of Cell-walls 207 
Webber, H. J . — Blepharoplast and Centrosomes 316 
Swingle, W. T . — New Organs of the Plant-Cell 316 
NfiMEC, B . — Cytology of the Growing Point 316 
Amadei, G . — Fusiform Proteid Substances in the Balsaminese 316 
Duggar, B. M . — Archespore and Nucleus of Bignonia 317 
Mottier, D. M . — Chromosomes in the Development of the Pollen-Grains of Allium 318 
Chodat, R . — Protoplasmic Sac 318 
Nemec, B . — Development of the Achromatic Nuclear -division Figure in the Vegeta- 
tive and Reproductive Tissues 437 
Pirotta, R., & L. Buscalioni — Multinucleated Vascular Elements in the Dios- 
coreacese 437 
Loew, O . — Protoplasm and Active Albumen 437 
Lidforss, B . — Histology of the Vegetable Nucleus 549 
Cavara, F . — Structure of the Nucleus 549 
Belajeff, W. — Reduction- Division of the Vegetable Nucleus 550 
Stevens, W. C . — Kinoplasm and Nucleole in the Division of Pollen-mother-cells . . 550 
Belajeff, W . — Blepharoplasts in Spermatogenous Cells 550 
Schaefer, K. L . — Reaction of Protoplasm to Thermal Irritation 551 
Kohl, F. G . — Form of the Cell-Nucleus 636 
Heidenhain, M . — Streaming of Protoplasm 636 
Longo, B . — Chromatolysis of the Nucleus 636 
Chodat, R., & A. M. Boubier — Plasmolysis and the Protoplasmic Membrane . . . . 637 
Strasburger, E. — Structure of the Cell-ioall 637 
(2) Other Cell-contents (including 1 Secretions). 
Hebert, A . — Composition of the Sap 92 
Lutz, L . — Localisation of Amygdalin and Emulsin in Eriobotrya 92 
Mangin, L . — Production of Gum in the Sterculiacese 92 
Vines, S. H . — Proteolytic Enzymes of Nepenthes 207 
Macchiati, L., & L. Buscalioni — “ Encapsuling ” of Starch-grains 207 
Passerini, N . — Sorghin and Sorgliorubin 207 
Rosenberg, O. — Cell- Wall Mucilage 318 
Mobius, M. — Wax as an Excretion within the Cell 318 
Kohl, F. G . — Chlorophyll and its Derivatives 438 
Mirande, M . — Calcium Malate and Malophospliate in Plants 438 
Lutz, L . — Gum of Canna 438 
Passerini, N . — Gum in Elm-galls 438 
Raciborski, M. — Leptomin, a new Cell-content of Leptome 551 
Gruss, J . — Oxydases and the Guaiacum Reaction 551 
Went, F. A. F. C . — Saccharose and Glucose in Sugar-cane 552 
Guerin, G . — New Organic Substance in Woody Tissue 552 
Lidforss, B . — Peculiar Cell-contents in Potamogeton prselongus 552 
Hahn, M., & L. Geret — Proteolytic Enzyme of Yeast Extract 552 
Suzuki, U . — Active Albumin in Reserve-material 638 
