TABLE OF CONTENTS 



PAOE 



PREFACE -.- . . vii 



CHAPTER I 



BASIDIA AND THE DISCHARGE OF SPORES 



The Elements of the Hymenium The Discharge of Spores from the Basidia 

 The Water-drop The Chemical Constituents of the Drop Stokes' Law 

 The Mechanism of Spore-discharge Does a Basidium Produce More than 

 One Generation of Spores ? The Sterigma and Spore-hilum in Hymeno- 

 mycetes and Gastromycetes- Balloons Falling from Rest or Fired from 

 a Gun, Used to Illustrate the Movements of Spores A Comparison of 

 the Rates of Fall of Spores and Thistle-down A Comparison of the Rates 

 of Fall of Spores and Bacteria . . . . . 



CHAPTER II 



THE RATE OF DEVELOPMENT OF INDIVIDUAL SPORES IN DIFFERENT SPECIES 



Introduction and Table of Results Methods Discussion of Results 

 Effect of Temperature . . . . 



CHAPTER III 



VARIOUS OBSERVATIONS 



The Suppression of the Gills of Lactarius piperatus as a Result of the Attack 

 of Hypomyces lactifluorum Sterile Fruit-bodies The Monstrous Fruit- 

 bodies of Polyporus rufescens The Grafting of Fruit-bodies The Dwarf 

 Fruit-bodies of Coprinus lagopus The Cultivation of Marasmius oreades 

 for Food 



CHAPTER IV 



THE DISCHARGE OF SPORES FROM CERTAIN AGAKICINEAE AND POLYPOREAE 



The Brief Spore-fall Period of Coprinus curtus Macroscopic Observations 

 on the Fall of Spores of Armillaria mellea Banker's Observations on 

 Spore-discharge in Hydnum septentrionale The Vernal Spore-fall Period 

 of Fom.es fomentarius Perennial Spore-production by One and the Same 



