Daedalea quercina
Oak mazegill
Description
The fungus creates cork and even woody bracket fruiting bodies, spilt and widely attached to the substrate when young and dark brown when old. The surface is pallid brown to greyish brown, slightly zoned. Young pores around the growing edge are round, later on they create a maze-like structure formed by up to 1 mm thick panels in a radial pattern starting in the place of attachment. It infects the tree mostly through wounds. It causes an intense reddish brown heartwood rot. In the advanced stage of the decay, a white syrrocium is formed in wood cracks. The harmful effect is of greater significance in parks and alleys than in the forest environment.
Symptom
The fungus creates cork and even woody bracket fruiting bodies, spilt and widely attached to the substrate when young and dark brown when old.
Tree Species: Oak, Chestnut
Part of a plant- attacked: Tree trunk
Pest significance: Very harmful
Pest Category: Fungi
Invasive Species: No
Present in EU: Yes
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There are a total of 5 observations of the species in the system



