CONTENTS 



INTRODUCTION 



LABORATORY METHODS AND EQUIPMENT 



Page 

 1 



PART I — STRUCTURE AND PHYSIOLOGY OF SEED PLANTS 



Introductory Study of a Seed Plant and its Organs . . . ,15 



The Seed and its Germination 17 



Storage of Food in the Seed 21 



Movements, Development, and Morphology of the Seedling . . .27 



Roots 29 



Some Properties of Cells and their Functions in the Root . . . oG 



Stems 87 



Structure of the Stem 30 



Work of the Stem 45 



Buds 48 



Leaves 51 



Leaf Arrangement with Reference to Light 53 



Minute Structure and Functions of Leaves 55 



The Flower of the Higher Seed Plants 64 



Pollination and Fertilization 68 



The Fruit 69 



PART II — TYPE STUDIES PRECEDED BY THE STUDY 

 OF THE PLANT CELL 



The Plant Cell, its Structure and Reproduction 



The Flagellates, or Flagellata 



The Sliuie Molds, or Myxomycetes 



The Blue-Green Alg«, or Cyanophycese 



The Green Alg?e, or Chlorophycese 



The Brown Algffi, or Phgeophyceae . 



The Red Algse, or Rhodophyceaj . 



The Bacteria, or Schizomycetes 



The Yeasts, or Saccharomycetes . 



The Alga-like Fungi, or P'hyco'myceres 



75 



83 



83 



84 



87 



97 



100 



102 



105 



107 



