Turkeytail Trametes versicolor (L.) Pilát syn. Coriolus versicolor (L.) Quél. (illustrated 50% life size) Bracket 4–10cm×3–5cm across, 0.1–0.3cm thick, usually forming large, overlapping, tiered groups; colour very variable, concentrically zoned black-green, grey-blue, grey-brown, or ochraceous-rust, with a white to cream margin; leathery, upper surface velvety at first, becoming smooth with age. Flesh white; tough and leathery; taste and smell not distinctive. Tubes 0.5–1mm long; white, drying yellowish. Pores 3–5 per mm, circular or irregularly angular; white, yellowish, or light brown. Spores 5.5–6×1.5–2¼, elliptical; straw-yellow. Hyphal structure trimitic. Habitat on deciduous wood; all year. Very common. Not edible. Note this is a very variable species, and some authors recognize several forms.