Entoloma decastes

Entoloma decastes is a species of mushroom in the family Entolomataceae. Found in Italy, it was described as a new species in 2009. The fungus fruits in dense clusters in sandy soil, in coastal grassland. Fruitbodies have thin, dark brown caps measuring 1 – in diameter. The thick gills are crowded close together, and initially greyish before turning pinkish brown. Spores measure 11–14 by 9–12 μm.