Natural Origin - Found in soil, dead vegetation, wood, grasses, nuts and oats. The spores are at their peak in the fall and late spring or early summer.

Indoor Origin - Can be found indoors on cellulose containing materials

Pathoginicity - There have been no reports of human infections

Diseases - None have been reported at this time.

Allergen - Reported to be allergenic. Can cause hay fever, asthma, and hypersensitivity Pneumonitis.

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