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Pithomyces sp.

Mitosporic fungus. Hyphomycetes. Teleomorph (sexual state): Leptosphaerulina (Ascomycete).
Distribution Where Found Mode of Dissemination
Ubiquitous;
cosmopolitan.
Approx. 15 species.
Common on dead leaves of more than 50 different plants, especially leaf fodders. Soil, grasses. Dry spore.
Wind.
Allergen Potential Opportunist or Pathogen Potential Toxin Production
Not studied. No reports of infections. Sporidesmin.
Growth Indoors Industrial Uses Other Comments
Rarely found growing indoors.
Can grow on paper.
Not known. Pithomyces chartarum is one of the causes of facial eczema in sheep in New Zealand.
Characteristics: Growth/Culture Notes on Spore Trap Recognition Notes on Tape Lift Recognition
Grows readily on general fungal media; sporulation may be slow, and may require a "light/dark cycle." Colonies are shades of tan to brown. Distinctive multicelled, brown conidia of Pithomyces chartarum are recognizable on spore trap slides. Other species are common but more difficult. Distinctive.
Rarely found on tape lifts.
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