A greenish or yellow-olive capped agaric with stem sheathed in membranous volva, white patches of volva on cap and smooth, white stem with white flesh.
Spores: broadly ellipsoid and measuring 10-12 × 7 µm.
(ii) Lacking ring on stem:—
A. fulva Secretan
Cap: width 40-60 mm. Stem: width 10-15 mm; length 100-150 mm.
A thin, tawny-brown agaric with stem sheathed in membranous volva and pale tawny, slightly scaly stem.
Spores: globose and 10-12 µm in diameter.
A. vaginata (Fries) Vittadini
Differs from A. fulva in the cap being metallic grey or silvery in colour.