ANALYTICAL KEY . 19 



Hymenophore confluent Galera. 



Gills dissolving into a gelatinous condition Bolbitius. 



IV. Spores purple-brown. 



A. Stem riot cartilaginous, 



Pileus easily separating from the stem, 



Volva present, ring wanting Chitonia. 



Volva and ring wanting Pilosace. 3 1 <j 



Volva wanting, ring present Agaricus. Sot 



Gills confluent, ring present on stem Stropharia. 3 ?6 



Ring wanting, veil remaining attached to margin 



of pileus Hypholoma. 3z3 



B. Stem cartilaginous, 



Gills decurrent Deconia. 



Gills not decurrent, margin of pileus at first in- 

 curved Psilocybe. 



Margin of pileus at first straight Psathyra. 



V. Black spored mushrooms. 



Gills* deliquescent Coprinus. 



Gills not deliquescent, 



Gills decurrent Gomphidius. 



Gills not decurrent, pileus striate . . . . : Psathyrella. 



Pileus not striate, ring wanting, veil often present 



on margin Panseolus. 3^ 



Ring wanting, veil appendicular^ > Chalymotta. 



Ring present , Anellaria. 



