Xvi CONTENTS. 



PAOB 



Superficial Growth of the Cell-wall Part 1 90 



Mechanism of the Structure of the Cell-wall „ 90 



Function of Lime in Germination „ 90 



Structure and Function of Epidermal Tissue „ 91 



Influence of different conditions on the Epidermis of Leaves „ 91 



Influence of Light on the Assimilating Tissue of Leaves . . „ 92 



Development and Structure of Sieoe- Tubes „ 92 



Anatomy of Bark ,, 93 



Absorption through the Epidermis of Aerial Organs .... „ 93 



Protein-Crystalloids of the Fotuto „ 94 



Hypochlorin „ 94 



Crystals of Chlorophyll „ 94 



Crystalloids of Cupressinece „ 95 



Non-calcareous Cystoliths „ 95 



Tannin and Aleurone „ 96 



Fhamological Inversions „ 96 



Protection of Plants from the Lower Fungi „ 97 



Letmer's Vegetable Physiology „ 98 



Living and Bead Protoplasm Part 2 225 



Continuity of Protoplasm in the Motile Organs of Leaves . . „ 225 



Development of the Embryo of Puppia and Zannichellia . . „ 226 



Plurality of Cotyledons in Persoonia ' .. „ 226 



Division of the Nucleus and of the Cell „ 227 



Nucleus of the Cells of Secreting Tissue „ 230 



Analysis of Vegetable Tissues ,, 232 



Chemical Composition of Vegetable Tissues ,, 232 



Structure of Leaves in Relation to Nyctitropism . . . . ,, 235 



Transparent Dots in Leaves „ 236 



Epinasty of Leaves „ 237 



Starch-generators and Pigment-bodies „ 238 



Honey-glands of Cruciferae „ 239 



Organs intermediate between Root and Leaves ,, 239 



Sieve-tubes „ 240 



Adventitious Roots of Monocotyledons „ 241 



Generation of Heat by Arum italicum ,, 242 



Formic and Acetic Acids in Plants „ 243 



Fertilization of Flowers by Insects „ 243 



Influence of the Electric Light on the Development of Plants „ 243 



Natiire of the Process of Fertilization Part 3 381 



Pollination of Aracem „ 382 



Pollen-tubes „ 382 



Autoxidat ion in Living Vegetable Cells „ 382 



Structure of the Bundle-sheath „ 383 



Buried Leaf -buds „ 384 



Structure of the Wood of Conifers „ 384 



Medullary Rays of Co7iifers and Dicotyledons „ 384 



Diagnostic Value of the Number and Height of the Medul- 

 lary Rays in Conifers „ 385 



Achenial Hairs and Fibres of Comp)ositce „ 385 



Crystals of Calcium oxalate in the Cell-wall „ 385 



Influence of Sunny and Shaded Localities on the Develop- 

 ment of Leaves , 385 



