322 



NEW YOEK STATE MUSEUM 



Fig. 3 A mature plant with the cap fully expanded and the gills of a blackish- 

 brown color. 



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

 plant. 



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

 plant. 



' ' 6 Four spores, X 400. 



PLATE 9. 

 Agaricus Rodmani Peck. 



Rodman'' s Mushroom. 

 Fig. 1 A young plant. 



2 A plant with the cap partly expanded, showing the pinkish color of 



the gills. 

 " 3 A mature plant with the cap fully expanded. 

 • ' 4 Vertical section of the cap and upper part of the stem of an immature 



plant. 

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



plant. 

 ' ' 6 Four spores, X 400. 



Agaricus placomyces Peck. 

 Flat-cap Mushroom. 



Fig. 7 A young plant with the veil just separated from the margin of the 



cap. 

 " 8 A plant with the cap partly expanded. ' 



" 9 A mature plant with the cap fully expanded. 

 " 10 Vertical section of Jthe cap and upper part of the stem of an immature 



plant. 

 " 11 Vertical section of the cap and upper part of the stem of a mature 



plant. 

 • ' 12 Four spores, X 400. 



PLATE 10. 

 COPRINUS comatus Fr. 



Shaggy Coprinuf 

 Fig. 1 A young plant. 



' ' 2 and 3 Immature plants with the cap beginning to split on the margin ! 



and the gills beginning to assume the pinkish and blackish hues. 

 " 4 A mature plant with the margin of the cap much split and recurved { 



and the gills blackened, dehquescing and dripping with an inkv 



fluid. 

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



plant. 

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



approaching maturity. 

 ' * 7 Four spores, x 400. 



