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Amanita vaginata

 
Unlike many other Amanita species, Amanita vaginata - the Grisette - does not have a ring on its stem. Grisettes are not poisonous , but they are easily confused with Death Caps.

Identification guide

Cap
Cap

5 - 10 cm diameter; grey, normally retaining no velar remains. Initially egg-shaped, the cap expands  to become flat but always with a small raised central area (an umbo). The edge of the cap is striated (with comb-like radial ridges). Below the pellicle (skin of the cap) the flesh is white and firm.

Gills
Gills

White, adnexed and crowded.

Stipe
Stem

12 - 20 cm long and 1 - 1.5 cm in diameter, tapering only slightly (narrower near the cap); white or tinged with the cap colour. The stipe usually becomes hollow as the fruit body matures. 
Volva There is no stem ring on this Amanita species; however, at the base of the stipe there is a large white sack-like volva.

Spore print

White.

Odour/taste

Not distinctive.

Habitat

Found in deciduous forests and occasionally in mixed woodland.

Season

July to October.

Occurrence

Infrequent.

Similar species

  1. Amanita caesarea (Caesar's Mushroom) is rarely if ever found in southern Europe; its cap is brilliant orange with a striated margin, and the stipe is yellow.
  2. Amanita crocea has a yellowish-orange cap with an apricot tinge at the centre. It has cream rather than white gills ,and a sweet smell and a nutty taste.
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