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

Split Fibercap

Inocybe rimosa

⚠ Moderately Toxic

Call Poison Control: 1-800-222-1222

Cap color: straw,pale brown,tan
Cap size: 2–6 cm
Gill color: pale brown,olive-brown
Gill attachment: adnate
Stem: pale, fibrous, sometimes twisted
Texture: fibrous, dry
Habitat: mixed forest, park edges, hedgerows
Fruiting season: June–October
Peak season: Summer–Fall (June–October)

Key Identification Features

Cap straw-yellow to pale brown, 2–6 cm, with radial fibers splitting apart from margin inward giving torn-fibrous look
strong earthy-spermatic smell
gills pale then olive-brown
widespread and very common
high muscarine content

Symptoms & Toxicity

High muscarine content causing SLUDGE syndrome: sweating salivation lacrimation urination diarrhea GI distress; treat with atropine; call Poison Control 1-800-222-1222

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.