Cortinarius orellanus, also know as Fool's Webcap, is is a medium sized agaric with tawny brown, bluntu umbonate cap. The gills are colored as the stem. Grows solitary of in scattered trooping groups, with broad-leaf trees. The mushroom is lethally poisonous.
bell-shaped, with a sharply inrolled margin at first, expanding to convex or flat, with a broad, low, rounded hump. Surface minutely fibrillose, tending to develop fine, depressed scales. Brownish orange to reddish orange. Margin thin, often flaring in age. Stem
cylindrical, becoming hollow. Surface fibrillose; moderate yellow to moderate orange with zones of reddish.
Many in Cortinarius and related genera.
on the www.first-nature.com web site.