1. an edible and choice fungus; has a convex cap that is slightly viscid when fresh and moist but soon dries and a thick bulbous tan stalk;
WordNet (r) 3.0 (2006):
Boletus edulis
n 1: an edible and choice fungus; has a convex cap that is
slightly viscid when fresh and moist but soon dries and a
thick bulbous tan stalk