New data on the agaricoid basidiomycetes of the Tver Region
The annotated list of agaricoid basidiomycetes collected in the vicinities of the field research station of Laboratory of population ecology of the Severtsov Institute of Ecology and Evolution RAS is provided. The collection places are situated in the Staritsa and Zubtsov Districts of the Tver Region. The list includes 38 species and 3 varieties not reported in earlier publications for the Tver Region, 20 species among them belonging to the Entolomataceae. Entoloma moguntinum and E. rhombisporum var. floccipes are reported for the first time for Russia. Their descriptions, graphic drawings and photographs are provided. E. moguntinum is recorded for the Pskov Region also. Photographs of Cystoderma fallax, Entoloma asprellum, E. chalybeum, E. poliopus var. poliopus, E. rhombisporum var. floccipes are provided.