⚠ If you suspect ingestion of this species, call Poison Control immediately:
1-800-222-1222 (US) · poison.org

Jack-o-Lantern Mushroom (SE/MW lookalike)

Omphalotus illudens / O. olearius

⚠ Moderately Toxic

Call Poison Control: 1-800-222-1222

Cap color: orange,yellow
Cap size: large
Gill color: orange,yellow
Gill attachment: decurrent
Stem: Orange, tapering, in clusters at tree bases or buried roots
Texture: smooth
Habitat: dead wood,forest floor
Fruiting season: summer,fall
Peak season: Summer–Fall

Key Identification Features

Bright orange cap and gills, TRUE gills (sharp blade-like, not forking ridges), grows in clusters at base of hardwoods or from buried roots, gills glow faint green in darkness

Symptoms & Toxicity

Severe vomiting, diarrhea, cramping within 30 minutes to 2 hours. Not fatal but intensely unpleasant.

Regions Found

Region data not available

Look-Alikes

No documented look-alikes on record.

Safety disclaimer: This page is for educational purposes only. Never eat a wild mushroom based solely on online information. Always verify identification using multiple reliable field guides and, when possible, consult an experienced forager or mycologist. When in doubt, don't eat it. Spore & Scout accepts no responsibility for identification errors or adverse reactions. If you believe someone has ingested a toxic mushroom, call Poison Control (1-800-222-1222) immediately.