Polyporus badius (Pers. ex S. F. Gray) Schur. syn. P. picipes Fr. Schwarzfussporling Barna likacsosgomba Polypore à pied couleur de poix. Cap 5–20cm across, infundibuliform, often lopsided and lobed, viscid when fresh drying smooth and shiny, pallid grey-brown at first then chestnut, darker at the centre, very thin. Stem 20–35 x 5–15mm, usually eccentric, black at least at the base. Taste bitter. Tubes 0.5–2.5mm long, white later cream, decurrent down the stem. Pores 4–7 per mm, circular, white to cream. Spores white, elongate-ellipsoid, 5–9 x 3–4um. Hyphal structure dimitic with generative and binding hyphae; generative hyphae lacking clamps. Habitat on dead or living deciduous trees. Season spring to autumn, annual. Occasional. Not edible. Distribution, America and Europe.