Cortinarius (Telamonia) diasemospermus Lamoure (illustrated 55% life size) Cap 1.5–3.5cm across, campanulate then expanded and flat; dark grey-brown when moist, drying light brown, with a pale edge, sometimes striate; surface silky matt. Stem 30–70×3–6mm, brown, covered at first with the white, cottony veil, which may form zones. Flesh beige-brown, drying lighter; taste mild, smell pleasant, sour-sweetish. Gills adnate; light ochre when young. Spores 7–10×4.5–6¼, broadly elliptical. Spore print rust. Habitat in damp places with deciduous trees; autumn. Very rare. Suspect avoid. Note this species was previously included in C. paleaceus Fr.