PORE FUNGI 89 



smooth; tubes adnate, whitish, then pinkish, turning blackish where bruised; 

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

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



Boletus felleus Gall Boletus 



C a p 7-20 cm. wide, yellowish to yellowish-brown, or red-brown, smooth, con- 

 vex to plane ; flesh white, sometimes becoming pinkish where bruised, bitter ; 

 stem 5-10 cm. by 1-2 cm., like the cap in color or somewhat paler, smooth, some- 



FiGURE 54. Boletus edulis 



what netted above ; tubes adnate, white, mouths tinted with pinkish ; s p o res 

 pinkish, oblong to fusoid, 12-18 X 4-5/i. The name refers to the bitter taste. 



Common on the ground in woods, smiimer and autumn ; not poisonous, but too 

 bitter to be edible. 



Boletus edulis Edible Boletus 



C ap 8-15 cm. wide, grayish-, 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 



