Mycena megaspora Kauffman syn. M. uracea A. Pearson, (illustrated 55% life size) Cap 1–3cm across, conical to convex with prominent umbo; grey-brown with darker, almost black, centre; grooved. Stem 20–40×2–3mm, base often rooting; grey-brown; base often with fine, white hairs. Flesh whitish; thin at centre; taste slightly radishy, smell none. Gills adnate with decurrent tooth; white then pinkish-grey. Spores 8–10×6–7.5¼, broadly ellipsoid; amyloid. Spore print white. Cheilocystidia pyriform with warted apex. Habitat with heather, especially on burnt heaths; autumn. Uncommon. Not edible.
