Coprinopsis psychromorbida or cottony snow mold is a cause of snow mold. It is a basidiomycete, a psychrophile, and a plant pathogen.
Physiology C. psychromorbida can thrive at least down to , optimally , and ceases growth at .
Hosts Grows as a snow mold in wheat, rye, and other grasses (Poaceae) and can also cause storage rotting in apple and pear.
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