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Mushroom ID

Questionable Stropharia

Stropharia ambigua

TOXIC

Caution: Questionable Stropharia Identification

Questionable Stropharia - Image 1
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Key Features

  • Viscid yellow to golden cap
  • Densely shaggy white floccose stem
  • White appendiculate veil fragments on cap edge
  • Gills turning dark purplish-brown
  • White
  • non-staining flesh
Color:

Yellow cap, white stem, greyish-purple gills

Smell:

No distinctive smell

Growth Pattern:

Clustered

Environment:

wood

Habitat & Distribution

Habitat:

Coniferous and mixed forests, wood chips, or decaying logs

Distribution:

North America (especially Pacific Northwest), Europe

Seasonality:

Late Summer to Autumn

Economic Value

Market Demand:

None - toxic

Price Range:

N/A

Commercial Use:

None

Toxicity Information

Symptoms:
  • Nausea
  • Vomiting
  • Abdominal pain
  • Diarrhea
Onset Time:

30 minutes to 3 hours

First Aid:
  • Contact poison control immediately
  • Do not induce vomiting
  • Save specimen for expert confirmation
Emergency Contacts:
  • 911 (US/CA)
  • Poison Help (US): 1-800-222-1222
  • 112 (EU)
  • 999 (UK)

Similar Species

Sulfur Tuft

Hypholoma fasciculare

TOXIC - severe digestive upset
Key Differences:
  • Extremely bitter taste
  • Yellow-green gill tint
  • Smooth stem lacking shaggy scales

Crown Stropharia

Stropharia coronilla

TOXIC - gastrointestinal irritant
Key Differences:
  • Grows primarily in grass or lawns
  • Smooth stipe
  • Smaller overall dimensions

Recommended Action

Do not consume. Avoid ingestion and wash hands after handling.