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Agaricus xanthodermus.   Click a photo to enlarge it.   back to list

synonyms: Agaric jaunissant, Giftchampignon, Yellow Stainer
Agaricus xanthodermus2 Mushroom
Ref No: 6879
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Agaricus xanthodermus3 Mushroom
Ref No: 6880
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Agaricus xanthodermus6.jpg Mushroom
Ref No: 9815
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location: North America, Europe
edibility: Poisonous/Suspect
fungus colour: White to cream, Yellow
normal size: 5-15cm
cap type: Convex to shield shaped
stem type: Ring on stem
flesh: Flesh discolours when cut, bruised or damaged, Mushroom has distinct or odd smell (non mushroomy)
spore colour: Purplish to black
habitat: Grows in woods

Agaricus xanthodermus Genevier syn. Psalliota xanthoderma (Genevier) Richon & Roze Giftchampignon Agaric jaunissant Yellow Stainer, Sárgulo csiperke. Cap 5–15cm across, subspherical with the top flattened later expanded convex, white at first later often with tiny indistinct greyish-brown scales and bruising bright chrome-yellow, especially towards the margin. Stem 50–150 x 10–20mm, white, bulbous at the base; ring white with a thickened edge which can cause it to appear double. Flesh white, staining chrome-yellow in the stem base. Taste slightly unpleasant, smell slightly of ink. Gills white at first then pale pink, finally grey-brown. Cheilocystidia thin-walled, sub-globose or ovate, hyaline, 10–20 x 8–14µ. Spore print purple-brown. Spores ellipsoid, 5–6.5 x 3–4µ. Habitat in woods, meadows and gardens. Season summer to autumn. Occasional. Poisonous. The symptoms are sweating, flushing and severe stomach cramps, but only some people are affected. Distribution, America and Europe.

Members' images and comments

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Chris von Ruhland (United Kingdom) - 09 December 2011

Spores showing dextrinoid staining with Melzer's reagent
Agaricus xanthodermus6.jpg
Marjan Kustera (Yugoslavia) - 07 June 2011

Habitat near all the other Agarics species. Find and photo taken by Marjan Kuštera, SERBIA,NIŠ
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THOMAS pearman (United Kingdom) - 28 August 2010

Agaricus xanthodermus6.jpg
Mirosław Wantoch-Rekowski (Poland) - 16 June 2010

Pod topol¹ w trawie.Gdañsk Oliwa.Poland
Agaricus xanthodermus6.jpg
Lorand Bartho (Hungary) - 10 April 2009

Agaricus xanthodermus6.jpg
Lorand Bartho (Hungary) - 10 April 2009

Agaricus xanthodermus6.jpg
Lorand Bartho (Hungary) - 10 April 2009

Hungarian name, Sárgulo csiperke
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