Tricholosporum cossonianum

Tricholosporum cossonianum is a species of fungus in the family Tricholomataceae.
Taxonomy.
The species was first described as "Tricholoma cossonianum" by René Maire. Robert Kühner and Henri Romagnesi transferred it to "Lyophyllum" in 1953, and it was again transferred into "Tricholosporum" in 2007.