228 NEW YORK STATE MUSEUM 



Boletus brevipes Pk. 



Short stemmed Boletus 



FIGURE 



I Young plant 



2 Immature plant 



3 Mature plant with cap fully expanded 



4 Vertical section of the upper part of an immature plant 



5 Vertical section of the upper part of a mature plant 



6 Four spores X 400 



Boletus affinis Pk. 

 Related Boletus 



7 Young plant with stuffed tubes 



8 Immature plant 



9 Mature plant with cap fully expanded 



10 Vertical section of the upper part of a young plant 



1 1 Vertical section of the upper part of a mature plant 



var. maculosus Pk. 



12 Immature plant 



13 Mature plant with convex cap 



14 Four spores X 40x3 



Clavaria pistillaris umbonata Pk. 



Umbonate Clavaria 



15 Mature plant 



16 Vertical section of a plant 



17 Four spores X 400 



