Species details

Oak mazegill

Daedalea quercina

Inedible
Oak mazegill – Daedalea quercina

Photo: Enrico Tomschke · CC BY 4.0 · Photo source · License

Description

A thick bracket fungus on oak with a characteristic maze-like pore surface underneath.

Identification features

The fruitbody is 10–30 cm wide, thick and hard, ochre to brown zoned. The underside has elongated, curved, interconnected openings forming a maze.

Identification checklist

Key features are the oak substrate and the strongly maze-like underside with thick woody walls.

How to separate similar species

Other bracket fungi may have elongated pores, but the combination of oak and a pronounced maze pattern is highly characteristic.

Habitat

Grows mainly on dead oak wood, less often on damaged living trunks, and causes brown rot.

Fruiting period

January, February, March, April, May, June, July, August, September, October, November, December

Similar species

Extended-description sources