Relationship with humans

Tuber magnatum has a symbiotic relationship with plants. The fungus grows into the roots and assists the plant to tolerate the environment, the fungus absorbs the phosphorus from the soil.  Tuber magnatum is  a species of truffles, truffles are one of the few fungi that are edible. Because the fungi is edible, humans are able to consume this fungi that contains phosphorus. Phosphorus is an essential nutrient that helps proper cell functioning, contains calcium, strengthens bones and teeth’s. For humans this fungi is a highly prized food in the culinary world. This fungi is one of few fungi's that are edible to eat. Tuber magnatum is in high demand in Middle Eastern, French, Spanish, northern Italian and Greek for cooking.

Pasta with white truffles on top.
http://www.womguide.com/hot-features/other-features/white-truffle