TRICHOLOMA. 41 



T. imbricatum. Fr. 



Pileus, fleshy, compact, dry, scales imbricated, from light- 

 brown to dark-brown. 



Gills, white, becoming red or rusty-spotted. 

 Stem, white, with darker fibres. 

 Pileus two to four inches broad. 

 Odor mealy. Chaparral. 



T. subacutum. Fr. 



This derives its specific name from the acute umbo on the 

 pileus. 



Pileus, ovate, convex, expanded with an acute umbo, 

 fibrillose with a silky lustre, white, turning to bluish-gray. 



Gills, white, adnexed, slightly emarginate. 



Stipe, stuffed or hollow, white. 



Pileus, one to three inches. 



Taste peppery ; but not poisonous. Kuhn's woods. 



T. transmutans. Pk. 



The changing Tricholoma is convex, smooth, sticky, 

 brownish, flesh white, odor farinaceous. 



Gills, narrow, close, pale, yellow or white, changing to 

 reddish when old, hence the name. 



Stem, smooth, fleshy, silky, fibrillose, white, marked with 

 reddish spots. 



Size, two to four inches in diameter. 



On the ground, Koch's Island. September to October. 



T. equestris. Linn. 



Pileus, fleshy, compact, convex, exrlanate, obtuse, squam- 

 ulose, viscid, yellow near the margin. 



