CONTENTS. XX111 



BOTANY. 



GENEKA L, 

 Including the Anatomy and Physiology of Seed Plants. 



Cytology, 

 Including- Cell-Contents. 



PAGE 



Gates, K. R. — Chromosome-reduction in Oenothera 370 



„ „ Cliromosomes of Oenothera Mutant* and Hybrids 370 



Schiller, J. — Life-history and Physiology of Nuclei 478 



Lawson, A. A. — Synapsis of the Nucleus .. 478 



Beauverie, J. — Mycoplasm Hypothesis and Metachromatic Corpuscles 479 



Vouk, V. — Movements of Plasmodia 479 



Lewitzky, G. — Chronilriosomes in Plant-cells 479 



Granieb, J., & L. Boule — Heterogamic gemini iii Impatiens 480 



Schulze, E., & M. Pfenninger — Carbohydrates in Seeds - .. 480 



Sheppard, E. J. — The Re-appearance of the Nucleolus in Mitosis. (Plate XIX) .. 598 



Lepeschkin, W. W. — Structure of Protoplasm 636 



„ „ Chemical Composition of the Plasma-membrane 63ti 



Zaleski, W. — Function of Nucleoproteid 637 



Meyer, A. — Chondriosomes in Plant-cells 637 



Bonicke, L. v. — Heterotypic Division of Pollen-mother-cells i 637 



Lakon, G. — Starch-grains and Oil-drops in Conifer-wood 638 



Palladine, W., & P. Iraklionoff — Peroxydase and Respiratory Pigments . . .. 638 



Szucs, J. — Permeability of Protoplasm .. .. 773 



Guilliermond, A. — Formation of Chloroleucites 773 



„ „ Mitochondries of Plant-cells 773 



Structure and Development. 

 Vegetative. 



Cordeuroy, H. Jacob de — Clusiace of North-west Madagascar : the Influence of the 



Soil upon their Secretory Apparatus - 59 



DuPut'R, Leon — Observations on Primary Leaves 215 



Cheumezon, H. — Anatomical Researches on Sea-side Plants 216 



Chauveatjd, G. — Transitory Tissues in Vascular Plants 216 



Noelle, W. — Anatomy and Morphology of Roots of Conifers 371 



Blodgett, M. — Origin and Development of Bulbs in the Genus Erythonium .. .. 371 



Hemenwa?, A. F. — Phloem of Juglandacese 480 



r hauveaud, G. — Evolution of Conduct ing-tissues of Vascidar Pla?its 638 



Boshart, K. — Leaf-symmetry and Exotrophy 639 



Fries, B. E. — Monocotyledon ous Characters in the Polycarpese 640 



Kingsley, M. A. — Sjjlittimg of Rhizome and Root of Delphinium 774 



Berry, Edward Wilber — Epidermal Characters of Frenelopsis ramosissima . . 774 



Reproductive. 



Andrews, Frank M. — Embryo-sac Development in Hybanthus concolor 218 



Capitaine, Louis — Seeds of European Papaveracese 218 



Modilewski, J. — Embryology in Euphorbiacex 372 



Lignier, O., & A. Tison — Gnetales as Apetalous Angiosperms : ; 72 



