Tricholoma fulvum (DC. ex Fr.) Sacc. syn. T. flavobrunneum (Fr. ex Pers.) Kummer Gelbblätriger Ritterling Tricolome brun et jaune Birch Knight. Cap 4–8cm across, expanded convex with a slight umbo, brown to reddish-brown and finely streaky. Stem 30–70 x 8–14mm, concolorous with the cap, fibrous. Flesh whitish in cap, yellow in stem. Taste mild, smell mealy. Gills yellowish becoming spotted brownish with age. Spore print white. Spores elliptical, 5–7 x 3–4.5um. Habitat in deciduous or mixed woods, usually with birches. Season autumn. Commmon. Edible – poor. (Never eat any mushroom until you are certain it is edible as many are poisonous and some are deadly poisonous.) Distribution, America and Europe.