Clitocybe rivulosa (Fool's funnel) — Poisonous Mushroom

Korean name: 흰삿갓깔때기버섯

A small white mushroom common on lawns and in parks. It contains muscarine, and children are sometimes poisoned by eating it.

Key facts

• Category: Poisonous mushroom
• Toxicity: Poisonous — do not eat. Keep children and pets away.
• Native to: Temperate regions worldwide
• Traits: Muscarine, White, Urban, Small, Keep away from children
• Also known as: Fool's funnel, Sweating mushroom

Toxicity, identification & first aid

• Toxic symptoms: Contains muscarine. Sweating, tears, drooling, nausea, pinpoint pupils and a slow heart rate within 15 minutes to 2 hours.
• Appearance: Cap 2–5 cm, white to cream and funnel-shaped. Crowded gills running down the stem. Small.
• Where found: Lawns, parks, grassland and roadsides, including in cities.
• Season: Spring to autumn (April–October)
• Look-alike warning: Button mushrooms (white but larger, no volva) and white enoki-type mushrooms (edible).
• Emergency action: Call emergency services (119 in Korea). Atropine is the antidote. Get a child to emergency care immediately. Do not induce vomiting.

Common questions

Can you eat Clitocybe rivulosa?

No. Clitocybe rivulosa is poisonous. Contains muscarine. Sweating, tears, drooling, nausea, pinpoint pupils and a slow heart rate within 15 minutes to 2 hours.

What does Clitocybe rivulosa look like and where does it grow?

Cap 2–5 cm, white to cream and funnel-shaped. Crowded gills running down the stem. Small. Lawns, parks, grassland and roadsides, including in cities. Spring to autumn (April–October)

What can Clitocybe rivulosa be mistaken for?

Button mushrooms (white but larger, no volva) and white enoki-type mushrooms (edible).

What should you do if someone eats Clitocybe rivulosa?

Call emergency services (119 in Korea). Atropine is the antidote. Get a child to emergency care immediately. Do not induce vomiting.