PORE FUNGI 



89 



smooth; tubes adnata, whitish, tlu-ii pinkisli, tiiniiiiL,^ hUickish where bruised; 

 spores dull pink, elliptic, 10-12 X 5-6/x. The name refers to the colcjr. 

 On the ground in woods, summer and autumn; excellent. 



Boletus felleus Gall Boletus 



Cap 7-20 cm. wide, yellowish to yellowish-l)rown, or red-brown, smooth, con- 

 vex to plane; flesh white, sometimes becoming pinkish where l)ruised, bitter; 

 stem 5-10 cm. bv 1-2 cm., like the ca]) in color or somewhat ])aler, smooth, some- 



FiGURE 54. Boletus edulis 



what netted above ; tubes adnate, white, mouths tinted with pinkish : spores 

 pinkish, oblong to fusoid, 12-18 X -^-5/a. The name refers to the bitter taste. 



Common on the ground in woods, summer and autumn : not poisonous, but too 

 bitter to be edible. 



Boletus edulis Edible Boletus 



Cap 8-15 cm. wide, grajdsh-, yellowish- or brownish-red, sometimes paler toward 

 the edge, smooth, convex to plane ; flesh whitish or yellowish, or somewhat reddish 

 just below the skin: stem 5-15 cm. by 1-4 cm., whitish to brownish, more or less 



