The species are to be distinguished from other ochre-spored agarics with a cobwebby veil by the fact that the veil in cortinarius is superficial and the gills powdery.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
The surface of the gills at maturity becomes covered with the spores so that they appear powdery, as in the genus cortinarius, which they also resemble in the color of the spores.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
It is believed to occupy an intermediate position between Coprinus and cortinarius.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson