On well decayed conifer log in mixed woodland
On brown rotted wood. Largest caps were about 3.5 cm in diameter. Caps were purplish with yellow tomentum. Some of the smaller caps appeared dirty yellow. Gills are purple and convoluted near the stem. Stem is purplish with yellowish shades. Pale basal mycelium at the point of attachment. KOH on cap black.
on well-rotted hardwood, presumably oak https://www.mushroomexpert.com/callistosporium_purpureomarginatum.html
On well rotted hardwood.