White truffle, Italian, Piedmontese / Tuber magnatum - marsupial genus of fungi with underground tuberous fleshy fruit bodies of order Pezizales considered valuable delicacies. Grow in the forests as saprophytes or form mycorrhiza with tree roots. Some fruiting bodies in the context of the drawing resemble marble.
Fruiting bodies (apothecia a modified) underground, in the form of irregular tuber size is usually 2-12 cm and weighing 30-300 grams. Occasionally there are instances of 1 kg or more. The surface is rough, covered with a thin velvety skin, is not separated from the pulp, light ocher or brownish color.
The flesh is dense, from white to yellow-gray, sometimes with a reddish tinge, with a white and creamy brown marble pattern. Taste pleasant, spicy smell, reminiscent of cheese with garlic.
Form mycorrhiza with oak, willow and poplar, and found under the lime trees. Grows in deciduous forests with loose calcareous soil at different depths.