Blackfoot Polypore

Polyporus leptocephalus

Appears in

By Roger Phillips

Published 2006

  • About

Blackfoot Polypore Polyporus leptocephalus (Jacq.) Fr. syn. P. varius (Pers.) Fr. (illustrated 65% life size) Cap 1–10cm across, funnel-shaped or irregularly kidney-shaped, depressed above the point of attachment to the stem, margin wavy and often lobed; ochre-brown with fine, radial lines, becoming tobacco-brown with age. Stem 5–30×5–15mm, lateral or off-centre; basal part brown-black. Flesh white when fresh, drying cream-coloured and corky; tough and leathery; taste slightly bitter, smell faint and mushroomy. Tubes 0.5–2.5mm long, decurrent; white to cream. Pores 4–7 per mm, circular; white, becoming ochraceous-brown. Spores 5–9×3–4¼, elliptical to fusiform; white. Hyphal structure dimitic, with generative and binding hyphae; generative hyphae with clamp connections. Habitat on dead or dying deciduous trees; late spring to autumn. Common. Not edible.