Yellow Stainer
Poisonous 
Autumn 
Spring 
Summer 
The chrome yellow staining can clearly be seen where the cap has been damaged.
Poisonous causing alarming symptoms but not effecting everybody. Don’t take a chance!
| Mushroom Type | |
| Common Names | Yellow Stainer |
| Scientific Name | Agaricus xanthodermus |
| Season Start | Jul |
| Season End | Nov |
| Average Mushroom height (CM) | 16 |
| Average Cap width (CM) | 16 |
Please note that each and every mushroom you come across may vary in appearance to these photos.
Cap
Starting rounded this flattens to a shallow convex. White with very small scales. The cap bruises chrome yellow quite quickly.
Gills
Gills white turning pink becoming grey/brown. Crowded.
Stem
White/off-white with a skirt and slightly bulbous base.
Skirt
Can have a pendulous skirt, this one is stained on the top surface by spores.
Flesh
White bruising chrome yellow when cut especially at the base of the stem.
Habitat
Hedgerows, grassland, open woodland and beside roads and paths usually in large groups or rings.
Spore Print
Purple/brown. Ellipsoid to ovoid.
Frequency
Common.
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