TABLE OF CONTENTS 



PAGE 



Preface ............ vii 



PART I 



THE PRODUCTION AND LIBERATION OF SPORES IN 

 HYMENOMYCETES 



CHAPTER I 



THE PSATHYRELLA SUB-TYPE ILLUSTRATED BY LEPIOTA CEPAESTIPES 



The Psathyrslla Sub-type — Lepiota cepaedipef^. General Description — The 

 Spore-discharge Period — The Gills — The Hymenium — Correlation of 

 Facts— The Cheilocystidia— The Scales on the Pileus— Irregularities in 

 the Development of the Basidia — Remarks on Lepiota procera . . 1 



CHAPTER II 



PSATHYRELLA DISSEMINATA 



Relations of Lepiota cepaestipes and Psathyrella disseminata, — Psathyrella 

 disseminata. Its Relation with Tree Stumps — The Structure and 

 Functions of an Ozonium — Description of the Fruit-body — The Spore- 

 discharge Period— The Gills— The Hymenium— Pilocystidia, Pleuro- 

 cystidia, Cheilocystidia, and Caulocj^stidia — Correlation of Facts — 

 Remarks on Taxonomy ......••• 29 



CHAPTER III 



THE BOLBITIUS SUB-TYPE ILLUSTRATED BY BOLBITIUS FLAVIDUS 



Characters of the Bolbitius Suh-type—Bolbitinsflavidus. General Description 

 —The Spore-discharge Period— The Gills— The Hymenium— Correla- 

 tion of Facts — Bolhitivs species B — A Comparison of the Fruit-body 

 Mechanism of Bolbitius and Coprinus ...... 



CHAPTER IV 



THE ARMILLARIA SUB-TYPE ILLUSTRATED BY ARMILLARIA MELLEA, ETC. 



Representative Species— Characters of the Armillaria Sub-tj^je— Jrmz'Z/ono 

 mellea. General Remarks— The Gills and the Hymenium— il/araswwws 



ix 



60 



