How to identify it?
Immature Fruiting Body
Fly agaric fruiting bodies emerge from the soil looking like white eggs.

Cap
Cap 8-20 cm across, convex at first, becoming flatter; red, rarely orange to yellow; surface smooth but with white or yellow warts. Flesh thick, white. Odour and taste not distinctive.

Scientific Classification

Phylum
Club fungi Class
Mushroom-forming fungi Order
Gilled fungi Family
Amanita Genus
Amanita mushrooms Species
Fly agaric