Cortinarius fuscobovinus

Cortinarius fuscobovinus is an uncommon agaric fungus in the large family Cortinariaceae. that was formally described in 2013. It features a greyish-yellow-brown to dark brown cap measuring 5–10 centimetres in diameter, pale brown gills that mature to chocolate brown, and a whitish stipe that quickly turns brown with age. The species fruits from mid-August to mid-September in mature coniferous forests on lime-rich soils throughout northern Europe's boreal zone, primarily in well-preserved natural woodlands and protected reserves, where it is classified as near-threatened in Finland....read more on Wikipedia.