CONTENTS OF HALF-VOLUME I. 



LIST OF ILLUSTRATIONS. 



PASS 



Plate I. Swarm-spores and Zygospores. Forms of Chlorophyll-bodies, 



Frontis. 374 



„ II. Insectivorous Pjlants: Sundew and Butter wort, to face 142 



„ III. Tropical Epiphytes in Ceylon, ,, 222 



Illustrations in the Text — Fig. 1 to Fig. 99. 



Introduction. 



The Study of Plants in Ancient and Modern Times, 1 



The Living Principle in Plants. 



1. Protoplasts considered as the Seat of Life, 21 



2. Movements of Protoplasts, 28 



3. Secretions and Constructive Activity of Protoplasts, 41 



4. Communication of Protoplasts with one another and with the outer world, 47 



Absorption op Nutriment. 



1. Introduction, - 55 



2. Absorption of Inorganic Substances, 60 



3. Absorption of Organic Matter from decaying Plants and Animals, 99 



4. Absorption of Nutriment by Parasitic Plants, 159 



5. Absorption of Water, 216 



6. Symbiosis, 243 



7. Changes in the Soil incident to the Nutrition of Plants, 257 



Conduction of Food. 



1. Mechanics of the Movement of the raw Food-sap, 269 



2. Regulation of Transpiration, 284 



3. Prevention of Excessive Transpiration, 307 



4. Transpiration during various Seasons of the Year. Transpiration of Lianes, 347 



5. Conduction of Food-gases to the Places of Consumption, 367 



Formation of Organic Matter from the Absorbed Inorganic Food. 



1. Chlorophyll and Chlorophyll-granules, - 371 



2. The Oreen Leaves, 396 



