Oyster mushroom
Pleurotus ostreatus
The oyster mushroom grows in tiers of fan- or oyster-shaped caps on tree trunks. The cap ranges from white to grey or brown and the gills run down onto a short stem. It is widely cultivated around the world.
Where it's found
On dead and dying broadleaf trees, especially beech; a white-rot wood-decay fungus.
Distribution
Widespread in temperate and subtropical forests worldwide, but absent from the Pacific Northwest of North America.
Similar species
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