Amanita flavella is a species of mycorrhizal fungus from family Amanitaceae.

It has a convex lemon-yellow coloured cap up to 9 centimetres (3+1⁄2 inches) in diameter.

[1] They can also be yellowish-orange coloured and have crowded pale-yellow gills.

[2] The yellowish-white stipe is central and 9 cm tall; it is slightly bulbous, and enclosed into a volva.

The species is similar in appearance to A. flavoconia and A. flavipes.