4/8 Proceedings of the Ohio State .Icadeniy of Science. 



K.^ Pileus conical or cam- 

 panulate, m a r g i n 

 straight from the 

 first. 



Galera (555.) 

 K.- Pileus convexo-plane, 

 margin at first in- 

 rolled. 

 Naucoria (554) 



J.- Lamellae decurrent. 



Tubaria (556) 



MELANOSPORAE. 



A.^ Spores purple or purple-brown. 

 P).' Partial veil present. 



C A'eil forming an amnilus. 



D.^ Lamellae free; pileus easily separating from 

 stipe Agaricus ( 562 ) 



D.- Lamellae attachecL pileus continuous witli stipe. 



Stropharia (564) 



C.- \"eil mostly ajipendiculate to margin of ])ileus, slight 

 annulus rarely formed Hypholoma (565) 



!>.- Partial veil absent, or soon evanescent. 



C Lamellae free from stipe Pilosace (566) 



C.- Lamellae attached. 



D.^ Lamellae decurrent Deconica''' 



D.- Lamellae not decurrent. 



K.^ Pileus conic to campanulate. margin straight 

 from the first; stij^e fragile. 



Psathyra ( 567) 



K.- Pileus usually becoming convex or ex))anded, 

 margin at first inrolled ; sti])e more or less 

 rigid Psilocybe (566) 



A.- Spores black or blackish-lirown. 



B.^ Lamellae deliquescent at maturity into an ink\- fiuid or 

 into fine lines Coprinus ( 567) 



