Boletus viridarius Frost 



GREEX LAWX BOLETUS 



1 Young- plant with tubes concealed by the veil 



2 Young plant with tubes exposed 



3 Mature plant showing a fragment of the white veil still adhering to the 



margin of the cap 



4 Mature plant with whitish cap appendiculate with the ruptured veil 



5 Young plant with yellowish tubes 



C, 7 Mature plants showing color of mature tubes; stem of no. 7 only 

 partly reticulated above the collar 



8 Vertical secticn of upper part of a young plant 



9 Vertical section of upper part of a mature plant 

 lo Four spores, x _;oo 



102 



