a cobwebby remnant of the partial veil which in some mature mushrooms hang from the edges of the cap.

obwebby inner veil found in some mushrooms, particularly species of Cortinarius. As the cap expands, remnants of the cortina may remain attached to the margin of the cap or form a weak or smudgy ring on the stalk.

a special type of annulus that is filamentous, resembling a spider web, attached from the margin of the cap (pileus) to the stem (stipe) when young. In age only a few fibers may remain on the cap margin or the stipe.