Bracket fungi information Bracket fungi are fruiting bodies which are found in many different forms, they attack the heartwood and cause irreversible damage to trees. The two most commonly seen bracket fungi are Inonotus Hispidus and Ganoderma Applanatum. Inonotus Hispidus; Ganoderma Applanatum; In the early stages of an infection, there is little evidence of die back or thinning in the canopy of the tree, which is why it is very important to keep your trees clear from debri