Iq6 NEW YORK STATE MUSEUM 



Hygrophorus flavociiscus Frost 

 Yellow disked Hygrophorus 



FIGURE 



i Young plant 



2-4 Mature plants 



5 Vertical section of the upper part of a plant 



6 Four spores X 400 



Hygrophorus fuligineus Frost 



Sooty Hygrophorus 



7 Immature plant 



8-10 Mature plants, one with cap centrally blackish 



1 1 Vertical section of the upper part of a plant 



12 Four spores x 400 



