Pileus: plano-convex; 50 -150 mm diameter; smooth, dry; orange buff; with velar remnants as broad flattish scales grouped near the centre, slightly darker than cap.

Stipe: cylindrical with a large turbinate base; 55 – 150 × 15 – 30 mm; glabrous, but somewhat fibrous on the bulb; white to ochraceous buff; with a double ring, upper ring small, pendulous, ochraceous buff, lower ring thicker, often lost.

Gills: free; thin, crowded; becoming ochraceous buff, with one or two sets of lamellulae.

Flesh: thick, white, unchanging.

Smell: nil or sickly sweet like A. nauseosa.

Spore print: white.

Spores: ellipsoid to elongate ellipsoid; 9 – 10.5 × 5.5 – 7.5 µm, Q = 1.56  ± 0.12; strongly amyloid.

Notes: large orange buff Amanita, with turbinate base and two rings on stipe.