Scientific name: Boletus edulis Bull .: Fr .; once classified as Boletus edulis subsp. edulis.
Vulgar names: Porcino - Brisa - Rigorsella
Hat: 5-24 cm, fleshy and firm, initially hemispherical then convex at the end also depressed and slightly raised in a cup; light brown, but sometimes also dark brown, lighter on the margin; moist, viscous, non-velvety, rough surface.
tubules: long, simple, almost free, which easily separate from the hat; then yellowish white. Pori: in principle closed and fine; white or white-gray, yellowish when ripe.
Stem: 5-12 x 3-7 cm, large, full and firm, at the beginning thinned at the top, enlarged at the base, to become progressively cylindrical pale then light brownish; surface adorned with lighter veins.
Meat: white, unchanging, with light hazelnut color, soda; fungal smell.
spore: brown-olive in bulk.
Boletus edulis (website photo)
Boletus edulis (photo Padule di Fucecchio)
Edibility, habitat and observations
Relationship with the surrounding plant environment: symbiote mushroom.
It is found in deciduous and fir forests. Late summer-autumn.
And the typical Boletus edulis in the best known shape and color. The Boletus reticulatus (synonymous Boletus aestivalis) is recognized, as well as for the very light and chapped hat in haloes, for the almost spongy flesh.