138 Guide to the Mushrooms 



BOLETINUS porosus (Berk.) 



"Eccentric-stemmed Boletinus." 



Cap. — 2 to 5 inches broad^ viscid when moist^ 

 shining when dry, reddish borwn ; margin very thin, 

 tapering downwards, firm, stuffed, covered with 

 remnants of veil which give it a scaly ap23earance. 



Flesh. — Thick in middle, thin at edge, yellow- 

 ish. 



Tubes. — Extending down the stem (deciirrent), 

 arranged in radiating lines connected by irregular 

 veins forming large angular pores, pale yellow then 

 dingy, sometimes turning slightl}^ blue when bruis- 

 ed, adhering closely to flesh of cap. 



Spores. — Elliptical, brown. 



Stem. — 1 1-2 inches to i inches long, 1 to 1 1-2 

 inches thick, eccentric which is its distinguishing 

 characteristic, tough colored like cap. 



Ring. — None. 



Volva. — None. 



Odor. — Disagreeable at certain age, in other 

 stages of growth not noticeable. 

 Taste. — Mild. 



Habitat. — Damp ground in woods and open 

 spots, often on lawns, quite frequent, growing 

 singly or in small clusters during August and Sep- 

 tember. Common in New England and the Central 

 sections of the United States. 



Edible^ 



