32 BRITISH FUNGI 



Sub-Order : Gasteromycetes 



Family : Hymenogastracece. Subterranean ; more or less re- 

 sembling tubers ; capillitium absent. 



Famil}' : SclerodermacecB. Growing on the surface of the ground ; 

 opening irregularly ; capillitium absent. 



Family : NidulariacecB. De\'eloped above ground ; peridia con- 

 taining feridiola, or little hard bodies resembling eggs 

 in a nest. 



Family : Lycoperdacece. Developed above ground ; mass of 

 spores powdery at maturity, and mixed with delicate 

 threads forming a capillitium. 



Famil}- : PhalloidacecB. Developed underground, coming to the 

 surface at maturity ; volva with a central thick, 

 gelatinous stratum. 



Order : ASCOMYCETES 



Sub-Order : Discomycetes 



Sub-Order : Pyrenomycetes 



