THE WHITE-SPORED AGARICS 



107 



Collybia. Fr. 



Collybia is from a Greek word meaning- a small coin or a small round cake. 

 The ring - and volva are both wanting in this genus. The pileus is fleshy, generally 

 thin, and when the plant is young the margin of the pileus is incurved. 



The gills are adnate or nearly free, soft, membranaceous. Many species of 

 Collybia will revive to some extent when moistened, but they are not 

 coriaceous 



The stem differs in substance from the pileus, cartilaginous or has a cartilagin- 



Plate XIII. Figure 78. Collybia radicata. 



ous cuticle, while the inside is stuffed or hollow. This is quite a large genus, con- 

 taining fifty-four American species. 



