It is not so fragile as H. appendiculatum and the gills are dark Violaceous, not flesh color as they are in H. appendiculatum when they begin to turn, and nearly free from the stem.
"Studies of American Fungi. Mushrooms, Edible, Poisonous, etc."
George Francis Atkinson
Spores globose, purple, brown, ochraceous, rarely Violaceous.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan
Spores abundant, globose, umber or Violaceous.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan