
East Asia: Japan, China, Korea. Common and frequently causes poisonings.
Saprotrophic on dead broadleaf trees, especially beech and oak.
Summer to autumn.
Illudin
Illudin causes severe GI distress: violent vomiting, diarrhea, and abdominal cramps within 30 minutes to 2 hours. Bioluminescent gills glow green in darkness.