Amanita muscaria var formosa

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Amanita muscaria var formosa

With birch and pine. 12 October 2010 Surrey. Photograph copyright Leif Goodwin

Species

Amanita muscaria var formosa

Cap

Convex, then flattened, initially covered with white veil remnants forming a distinctive pattern of spots which often wash off with age, margin lined, lemon yellow, sometimes in part tinged orange, to about 15 cm across

Gills

Free, broad, white

Stem

+/- equal, lower half coarsely scaly, base bulbous, white to pale yellow, ring fleshy, close to the stem apex, often partially adhering to the cap margin, white

Flesh

Firm, white

Smell

Indistinct

Taste

Do not taste

Season

Autumn

Distribution

Very rare

Habitat

UK collection records suggest that this species occurs with deciduous trees including birch, oak and beech

Spore Print

White

Microscopic Features

Spores broadly ellipsoidal, smooth (9-12) x (7-9) µm2

Edibility

Probably poisonous, avoid

Notes

Yellow forms of Amanita muscaria are rare in Britain, and are usually recorded as Amanita muscaria var formosa, which is common in parts of North America. There are also reports of red specimens becoming yellow, perhaps due to heavy rain washing out the red colour.

Additional Photographs

Amanita muscaria var formosa

With birch and pine. 12 October 2010 Surrey. Photograph copyright Leif Goodwin


Amanita muscaria var formosa

With birch and pine. 26 September 2010 Surrey. Photograph copyright Leif Goodwin


Amanita muscaria var formosa

With birch and pine. 26 September 2010 Surrey. Photograph copyright Leif Goodwin