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Pleurotus ostreatus   (Oyster mushroom)
Family
Pleurotaceae
Location
Europe, North America and Asia
Dimensions
Cap 5-14 cm diameter, stem 2-3 cm tall * 1-1.5 cm thick
Edibility

Description
Pleurotus ostreatus, also known as the Oyster mushroom, is a medium to large fungus which is named for its shape rater its taste. It is sometimes found in great quantity and may be dried and stored for later use. It is easily cultivated and grown commercially almost all over the world.

Cap Convex with an incurved margin at first, expanding to a fan-shaped with a flat or shallowly depressed disc and inner limb. Gills are crowded, white to cream, and descend on the stalk if present. Stem off-center with a lateral attachment to wood.

Similar species include Omphalotus olivascens, the western jack-o'-lantern mushroom, Clitocybe dealbata, the ivory funnel mushroom, and Pleurocybella porrigens which all can be mistaken for Pleurotus ostreatus. Omphalotus nidiformis is a toxic lookalike found in Australia and Japan.

Pleurotus ostreatus on the www.first-nature.com web site.




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WARNING

If you plan to collect fungi to be eaten, misidentified mushrooms can make you sick or kill you. Never eat a mushroom that you are not 100% sure is edible. Use many resources, and be skeptical of your own conclusions. Please consider that many mushrooms take years of experience to identify reliably.

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