Oak Bracket
Brammers / Public domain

Fungus · Hymenochaetaceae

Oak Bracket

Inonotus dryadeus

Facts

Habitat
Base of mature oak trunks
Substrate
Parasitic, decaying heartwood

Ecological relationships

Grows on

  • Pedunculate OakQuercus robur

    Parasitic bracket fungus that colonises the heartwood of veteran oaks, causing white rot at the root collar. Mature infected trees remain standing for decades and their soft wood attracts woodpeckers.

Eaten by

  • Great Spotted WoodpeckerDendrocopos major

    Excavates infected oak wood weakened by Inonotus dryadeus to reach beetle larvae. Bracket-infected oaks are disproportionately represented in woodpecker foraging sites.