Genus Rhizopogon is a classification of fungi that belongs to the family Rhizopogonaceae. This genus is characterized by its mycorrhizal association with trees and other plants, which means that they form a mutually beneficial relationship with their hosts. There are several synonyms for the word "Genus Rhizopogon," including the truffle fungus, the earth ball, and the false truffle. These synonyms reflect the appearance and nature of this genus of fungi, which can be mistaken for truffles but are not considered true truffles. The earth ball, for example, refers to the rounded and soil-bound appearance of the fruiting bodies of Genus Rhizopogon, while the false truffle reflects its similarity to true truffles in its mycorrhizal association and edibility.