CONTENTS OF VOL. I 



PAGE 



* 



INTRODUCTION l 



RANK AND POSITION OF GROUP 



ANTIQUITY 



GEOGRAPHICAL DISTRIBUTION . 



CONDITIONS OF GROWTH 



ECONOMIC USES . 



ORIGIN OF NAME AND POPULAR NAMES 



FIRST BRITISH RECORD 15 



STRUCTURE AND DEVELOPMENT . . . - 16 



Germination, 16. Coronula, 53. 



Root system, 17. Fertilization, 53. 



Pro-embryo, 19. Mature oogonium, 55. 



Sexual plant, 22. Oospore, 56. 



Branches, 25. Outer coloured membrane, 56. 



Branchlets. 25. Ridges of oospore, 58. 



Stipulodes, 29. Basal claws and crest, 58. 



Stem-cortex, 31. Decoration of the membrane, 59, 



Branchlet-cortex, 36. Inner coloured membrane, 60. 



Bulbils, 37. Third and fourth membranes, 61. 

 Reproductive organs, 43. Lime-shell, 61. 



Antheridium, 46. Abnormal forms of fruit, 61. 



Fruit, 50. Sexual phenomena, 62. 



Turning-cells, 52. Cell-structure, cyclosis, etc., 65. 



CONSPECTUS OF DISTINCTIVE CHARACTERISTICS 



OF OOSPORES AND MEMBRANES 69 



GLOSSARY 72 



TABLE OF LATIN ADJECTIVAL TERMS . . .77 



ix 



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