CHAPTER III 



HOW TO USE THE KEY 



1. Have at hand a number of specimens of the species 

 whose name is desired. 



2. Select some feature of these plants which attracts atten- 

 tion and which may be used as a clue to their identification. 

 Such characteristic features are mentioned in this key under 

 the order followed in the subjoined table. 



Mushroom 



Character of the whole plant 



Manner of its growth 



Odor 



Place of growth 



Season of its appearance 



Taste 

 Cap 



Character 



Color 



Form 



Size 

 Gills 



Character 



Color 



Form 

 Stem 



Character 



Form 



Size 

 Spores 



Color 



N. B. — A full enumeration of the features possessed by 

 gilled mushrooms as they are mentioned in this book will be 

 found on pages 24 to 26. 



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