Leccinum griseum is a common, edible mushroom in the genus Leccinum

Leccinum

Leccinum is a genus of fungi in the family Boletaceae. It was the name given first to a series of fungi within the genus Boletus, then erected as a new genus last century. Their main distinguishing feature is the small, rigid projections that give a rough texture to their stalks...

. It is found below hornbeam

Hornbeam

Hornbeams are relatively small hardwood trees in the genus Carpinus . Though some botanists grouped them with the hazels and hop-hornbeams in a segregate family, Corylaceae, modern botanists place the hornbeams in the birch subfamily Coryloideae...

, usually in small groups. Young mushrooms with firm flesh are very palatable.

Description

The cap is convex, usually greyish brown but can be light brown to olive. It grows up to 15 cm in diameter. The stem is pale grey, rather long and slender with longitudinal furrows. The flesh is white, slowly turning grey-violet when cut, particularly in the stem, and it has a mild taste.