Daedalea quercina L. ex Fr. syn. Trametes quercina (L. ex Fr.) Pilát
Eichenwirrling Dédalée, Tramète, Lenzite du chêne, Oak Mazegill Bracket 4–20cm across, 3–8cm wide, 1.5–5cm thick, hard and corky, singly or occasionally in shelved groups; upper surface uneven, creamy or ochraceous tinged with grey, drying pallid or umber. Flesh pale wood-coloured. Smell faintly acrid or fungusy. Tubes 10–30mm long, ochraceous-cream coloured. Pores large, irregular and maze-like, often elongate resembling gills. Spores ellipsoid, 6–7.5 x 3–3.5µ. Hyphal structure trimitic. Habitat on dead deciduous wood, virtually restricted to oak in this country. Season from spring onwards. Common. Not edible. Distribution, America and Europe.