This medium to large bolete has a brown cap, chrome-yellow pores, and yellowish stem.
is a tawny brown, convex or bun-shaped, becoming broadly convex; dry; finely velvety; often becoming cracked in age. Flesh is white or pallid yellow, with a faint brownish zone beneath the cap cuticle; it is unchanging, thick and soft. The pore surface is yellow, becoming olive yellow with maturity; often bruising blue, or not bruising. Stem
is a pallid cap color, sometimes with a brick-red tinge; it is slender and slightly bulbous. Ring is absent. Flesh is similarly colored as the cap but browner.
Boletus chrysenteron has a reddish brown cap that cracks to reveal a red underlayer. Boletus pruinatus is smaller.
on the www.first-nature.com web site.
on the MushroomExpert.Com web site.