Smoky Bracket Bjerkandera adusta (Willd.) P. Karst. (illustrated 40% life size) Bracket 2–4cm×1–2cm across, 0.3–0.6cm thick, undulate, often several fused together in tiers or in an overlapping group 20cm across or more; upper surface grey-brown with a white margin when young, becoming darker and blackening at the margin with age; suede-like. Flesh leathery, drying hard; taste sourish, smell strongly fungusy. Tubes 0.5–1mm long; grey. Pores minute, subcircular; smoke-grey, darkening with age. Spores 4.5–5.5×2.5–3¼, elliptical; straw-yellow. Hyphal structure monomitic, generative hyphae with clamp connections. Habitat on dead wood of deciduous trees; all year. Very common. Not edible.