Fungi with Gills' 



Common Mushroom (Edible) 



Agaricus campestris (SEE PLATES FACING PAGE 82) 



Cap or Pileus Silky, or with fine fibres. The young plants 

 "buttons" are hemispherical or almost globose. The 

 mature plants are convex or nearly flat. White, or tinged 

 with dingy browns. Skin separable. Margin extending 

 beyond the gills. 



Gills or Lamella Delicate pink, then dark brown, covered by a 

 veil in young plants. Crowded, rounded at the inner ex- 

 tremity. Not attached to stem 



Stem or Stipe White, smooth ; stuffed ; that is, softer within than 

 without. Shorter than the diameter of the cap. 



Ring or Annulus Delicate, often disappearing with age. 



Flesh White. Much esteemed. 



Spores Brownish, elliptical. 



Time Late summer and autumn. 



Habitat In pastures, lawns, and open places. 



Agaricus campestris is the mushroom ordinarily seen in the 

 markets, either fresh from the growers or preserved in cans. 



Rodman's Mushroom (Edible) 



Agaricus Rodmani (SEE PLATE FACING PAGE 78) 



Sections of A. Rodmani 



Cfcn-ps'-trfs R6d-m*n'-I 



76 



