Cortinarius (Phlegmacium) rufo-olivaceus (Pers. ex Fr.) Fr. Kupferroter Klumpfuss Cap 6–10cm across, convex to broadly umbonate, reddish-copper with paler margin, shiny when dry, margin incurved and violet at first. Stem 50–90 x 12–20mm (20–40mm wide at marginate bulb), whitish to violaceous at first or more rarely greenish-yellow, becoming tinged with cap colour from base up. Flesh whitish, tinged violaceous beneath cap cuticle, slightly reddish-purple in stem base. Taste bitter, smell slight. Gills greenish to lemon-yellow at first then olivaceous-rusty, finally dark rust, in one variety the very young gills can be violet. Spore print rust. Spores almond-shaped, rough, 11–13 x 6.5–7.5µ. Habitat deciduous woods, especially with beech on chalk. Season autumn. Uncommon. Edibility suspect -avoid. Found In Europe.