Burnt Knight Tricholoma ustale (Fr.) P. Kumm. (illustrated 60% life size) Cap 4–8cm across, convex at first then expanded; chestnut-brown, paler at the margin, blackening with age; viscid in wet weather. Stem 30–60×10–15mm; reddish-brown, paler at the apex; fibrous. Flesh whitish, sometimes reddening slightly; taste slightly bitter, smell not distinctive. Gills white, becoming rust-spotted, edges blackening with age. Spores 5.5–7×4–5¼, elliptic-ovate. Spore print white. Habitat in deciduous woods, especially with beech; late summer to late autumn. Frequent. Poisonous.