Initially described as Cortinarius austrovenetus by Australian naturalist John Burton Cleland in 1928, this mushroom along with many other members of the group was separated from the huge genus Cortinarius, and placed in the newer genus Dermocybe, commonly called Skin-heads, derived from the meaning of their scientific names.
Cortinarius cinnamomeus colonizes the root systems of the sedges Carex flacca and Carex pilulifera, forming ectomycorrhizal-like structures lacking a Hartig net—a network of hyphae that penetrate between the epidermal and cortical cells of the root.
Cortinarius rotundisporus was initially described by naturalists John Burton Cleland and Edwin Cheel in 1918.
A common name for the species is the "pointed Cortinarius", while the specific epithet vanduzerensis refers to the H.B. van Duzer Forest where the species was originally collected.
Cortinarius triumphans is a basidiomycete mushroom of the genus Cortinarius found in Europe