332 



ECOLOGY. 



Fig. 438. 



Agaricus campestris ; plant in natural position just after rupture of veil, showing tendency 

 to double annulus on the stem. Portions of the veil also dripping from margin of pileus. 



Fig- 439- 

 Agaricus cani(j«f.ii-i& . ftyMiLS_'ta:W^ _ . 



