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Cystoderma amianthinum (Fries) Fayod
Cap: width 15-35 mm. Stem: width 4-8 mm; length 15-30 mm.
Description:
Cap: pale ochraceous yellow to sand-colour, convex then expanded, with central umbo and often radially wrinkled-reticulate, covered completely in powdery granules when fresh but these gradually disappear with age or on excessive handling.
Stem: slender, white above a narrow, easily lost ring which is composed of floccose, ochraceous yellow granules which also clothe the lower part of the stem.
Gills: adnate, cream-coloured and crowded.
Flesh: yellowish with a strong smell of new-mown hay.
Spore-print: white.
Spores: small to medium sized, hyaline under the microscope, smooth, ellipsoid, 5-7 × 3-4 µm and becoming blue-grey when mounted in solutions containing iodine.