Cymatoderma elegans var. lamellatum
Entoloma percoelestinum - A new species from Europe and Russia
A new species named Entoloma percoelestinum (Entolomataceae), just described this year and native to Eastern and Western Europe, as well as Western Siberia (Russia). It got its name for looking a lot like Entoloma coelestinum - the “сelestial” Entoloma.
This mushroom is uniformly dark blue, blackish blue or black.
Photo credit: ©Tatiana Bulyonkova | Locality: Akademgorodok, Novosibirsk, Siberia, Russia (2012)