A poisonous mushroom (Amanita muscaria, syn. Agaricus muscarius), having usually a bright red or yellowish cap covered with irregular white spots. It has a distinct volva at the base, generally an upper ring on the stalk, and white spores. Called also fly agaric, deadly amanita.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). fly fungus. Retrieved September 28, 2026, from http://smartdefine.org/fly_fungus/definitions/2009002 |
| Chicago | Webster's. 2011. "fly fungus" http://smartdefine.org/fly_fungus/definitions/2009002 (accessed September 28, 2026). |
| Harvard | Webster's 2011, fly fungus, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/fly_fungus/definitions/2009002>. |
| MLA | Webster's. "fly fungus" 27 May 2011. Web. 28 September 2026. <http://smartdefine.org/fly_fungus/definitions/2009002> |