What You Should Know
Boletus quercicola is an edible mushroom of North Europe, of the genus Boletus in the family of Boletaceae. Like most other Boletus it has a brow cap, but the main distinguishing feature is whitish pores with less dense white flesh.
This mushroom is closely related to Boletus edulis, its cuticle is dark beige, its cream stem is not reticulated and it has a specific mycorrhiza with oak.
Boletus edulis f. quercicola is a synonym.
Other names: Cèpe des chênes / Cèpe quercicole (France), Borowik Dębowy (Poland).
Boletus quercicola Mushroom Identification
10-15 cm, hemispherical then plane-convex.
Dark brown in color, unicolored.
White flesh, immutable.
Tubes and Pores
Whitish then pale yellowish, and adult green.
Slender foot, with a network only at the top, 5-12 x 2-4 cm, whitish.
Mountains. Thermophilic. Related to (white) oaks.
End of July to mid-October.
Photo 1 - Author: Holger Krisp (Creative Commons Attribution 3.0 Unported)
Photo 2 - Author: Strobilomyces (Creative Commons Attribution-Share Alike 4.0 International)
Photo 3 - Author: Bernie (Public Domain)
Photo 4 - Author: Bernard Spragg. NZ from Christchurch, New Zealand (Public Domain)