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Blue oyster mushroom

Pleurotus columbinus

alternative placement of the species: Pleurotus ostreatus var. columbinus — some sources regard the species as a variety of the oyster mushroom

Genus Pleurotus. Family Pleurotaceae. Order Agaricales.

Blue oyster mushroom — Photographs 1
Blue oyster mushroom.
Photo Alex (photo deleted by the website)

Description

A blue-grey form of the oyster mushroom: the cap is bluish to blue-grey, fading to grey with age. It grows on stumps and trunks of broad-leaved trees, is cold-loving and fruits in late autumn. The mushroom is edible. GBIF treats it as a species of its own (Pleurotus columbinus Quél.), while some sources regard it merely as a variety of the oyster mushroom (Pleurotus ostreatus var. columbinus). The species has no article of its own in the Russian, German or English Wikipedia — the account is based on the GBIF database and on field guides to the oyster mushrooms.

Traits

Edibility
Edible

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