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Chaetomium sp.



Approx. 81 species.

Where Found

Soil, seeds, cellulose substrates, dung, woody and straw materials.

Mode of Dissemination

Spores are formed inside fruiting bodies. Spores are forced out an opening and spread by wind, insects, water splash.


Not well studied.
Type I allergies (hay fever, asthma).

Potential Opportunist or Pathogen

Uncommon agent of onychomycosis (nail infection).

Potential Toxin Production

Chaetomin. Chaetomium globosum produces chaetoglobosins. Sterigmatocystin is produced by rare species. Other compounds produced (which may not be mycotoxins in the strict sense) include a variety of mutagens.

Growth Indoors

Widespread, cellulolytic, very commonly found on damp sheetrock paper.

Industrial Uses

Used in textile testing and the production of cellulase.

Other Comments


Used with permission from EMLab P&K

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