Clitocybe rivulosa (Pers. ex Fr.) Kummer Weisentrichterling, Clitocybe du bord des routes, Fool's Funnel Cap 2–5cm across, convex at first then flattened and depressed in the centre, the margin remaining slightly inrolled, powdered white often with concentric rings or markings where the flesh-coloured basic tint shows through. Stem 20–40 x 4–10mm, concolorous with cap, slightly woolly at the base. Flesh white to buff. Smell sweet. Gills decurrent, crowded, whitish to buff. Spore print white. Spores ovoid-ellipsoid, 4–5.5 x 2.5–3.5ì. Habitat in troops or rings in sandy soil amongst grass, often on path edges or roadsides. Season late summer to late autumn. Common. Deadly poisonous. Distribution, America and Europe.