Amanita austroviridis (Amanita austroviridis)

Amanita austroviridis occurs entirely buried in sand and the cap does not appear above the surface until the mushroom is mature.

The cap is 42 - 76 mm wide, olive-buff, broadly convex, sometimes slightly depressed in the center, sometimes with margin flaring up, dry.

The volva is present as small, flat patches tinted olive-buff to olivaceous-gray.  The flesh is light green or light gray tinted olivaceous.

The gills are free or narrowly attached, green, drying dark greenin twos.

The stem is  expands subabruptly to a turnip-shaped bulb.The lower part of the bulb is inserted in the substrate and tapers to a blunt base.

The odor is "stale and unpleasant."

Habitat Coastal shrub vegetation