224 EKPOBT OF THB STATB BOTANIST 



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. 



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

 plant. 



•' 6 Four spores, X 400. 



PLATE 9. 



AOARICCS RODMANI Peck. 



Rodman's Mushroom. 

 g. I 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. 



Aqaricus 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 expandea. 

 ' ' 10 Vertical section of the can 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, 

 ' ' 13 Four spores, X 400. 



PLATE 10. 

 CtoPRINUS COMATUS Fr. 



Shaggy Coprinus. 

 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, deliquescing and dripping with an inky 



fluid. 

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



plant. 

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



approaching maturity. 

 • • 7 Four spores, X 400. 



