326 NEW YORK STATE MD8KUM 



PLATE 19. 

 Lepiota naucinoides Peck. 



Smooth Lepiota. 

 Fig. 1 A young plant. 



' ' 2 and 3 Plants with the cap partly expanded. 



' ' 4 A plant with the central part of the cap tinged with yellow. 



" 5 A plant with the cap fully expanded and centrally tinged with a 



smoky-brown hue. 



' ' 6 Vertical section of a cap and the upper part of its stem. 



' ' 7 Four spores, x 400. 



PLATE 20. 



Armillaria mellea Vahl. 

 Honey-colored Armillaria. 

 Fig. 1 A young plant growing on decaying wood. 

 " 2 A cluster of five plants, one of them quite young and having its gills 



concealed by the veil. 

 " 3 A mature plant with the cap striated on the margin and centrally 



darker colored . 

 " 4 A mature plant with the cap brown and striated on the margin. 

 ' ' 5 Vertical section of a cap and the upper part of its stem. 

 ' ' 6 Four spores, X 400. 



Variety glabra Gill. 

 Fig. 7 A plant with the cap glabrous and yellowish, 

 ' ' 6 Vertical section of the cap and upper part of the stem of a mature 

 plant. 



PLATE 21. 



Tricholoma transmutans Peck. 



Changing Tricholoma. ■ 



Fig. 1 A young plant. ' ' 



" 2 A plant with the cap partly expanded. 



' ' 3 A cluster of two young plants and one mature plant, the latter show- 

 ing the gills spotted with reddish-brown. 

 ' ' 4 Vertical section of a cap and the upper part of its stem. 

 ' ' 5 Four spores, X 400. 



Tricholoma imbricatum Ft. 



Imbricated Tricholoma. 

 Fig. 6 A young plant. 

 " 7 A plant with the cap partly expanded. 

 " 8 A mature plant showing spots on the gills. 

 ' ' 9 Vertical section of the cap and upper part of the stem of a young 



plant. 

 ' ' 10 Vertical section of the cap and upper part of the stem of a mature 



plant. 

 " 11 Four spores, X 400. 



