xiv CONTENTS. 



Part 



PHOSPHORESCENCE OF VEGETABLES. 



CHAPTER 



I. PHOSPHORESCENCE IN PHANEROGAMIC PLANTS . 79 



II. PHOSPHORESCENCE IN CRTPTOGAMIC PLANTS AND 



EMISSION OF LIGHT BY DECAYED WOOD . 88 



Part SEfjirto. 



PHOSPHORESCENCE OF ANIMALS. 



I. EMISSION OF LIGHT BY DEAD ANIMAL MATTER . 101 



II. EMISSION OF LIGHT BY INFERIOR ORGANISMS 



AND PHOSPHORESCENCE OF THE SEA . . Ill 



III. PHOSPHORESCENCE OF THE EARTH-WORM . . 126 



IV. PHOSPHORESCENCE OF SCOLOPENDRA . . 131 

 V. PHOSPHORIC INSECTS . . . . . . 135 



VI. PROBLEMATICAL CASES OF PHOSPHORESCENCE IN 

 SUPERIOR ANIMALS AND PHOSPHORIC PHE- 

 NOMENA OBSERVED IN MAN . . . .157 



