Pluteus semibulbosus (Lasch) Gillet (illustrated 70% life size) Cap 2–5cm across, bell-shaped to obtusely convex; white, tinged pale flesh-colour when moist; radiately wrinkled and as if powdered with mica flakes. Stem 20–30×3–7mm, bulbous; white. Flesh white. Gills free; white at first, becoming pink. Spores 6–7×5–5.5¼, broadly ovoid to subglobose. Spore print pink. Pleurocystidia thin-walled, bottle-shaped; hyaline. Cap cuticle of spherical cells with projecting fusiform elements. Habitat on rotting sawdust or wood of deciduous trees; autumn. Rare. Unknown edibility.