Naucoria bohemica Vel. syn. Alnicola bohemica (Vel.) Sing. Dunkler Erlenschnitzling. Cap 1–4cm across, date-brown or deep reddish-brown drying paler tan, faintly striate near the margin. Stem 30–70 x 2–5mm, white silky fibrillose becoming tan from the base upwards. Flesh thin, pale tan-buff. Taste and smell not distinctive. Gills pale tan. Cheilocystidia thin-walled, narrowly cylindric to somewhat flexuose, often slightly enlarged at the obtuse apex. Spore print brown. Spores brown, broadly lemon-shaped and rough, 11–14 x 6.5–8um. Basidia two-spored. Cap cuticle cellular but covered by a layer of filamentous hyphae. Habitat with willows and alders. Season autumn. Uncommon. Not edible. Found In Europe.