Nigrospora sp

Mitosporic fungus. Hyphomycetes. Teleomorph (sexual state): Khuskia (ascomycete).

Characteristics

Distribution

Ubiquitous;
cosmopolitan.
Especially abundant in warm climates.
Approx. 4-5 species.

Where Found

Decaying plant material and soil.

Mode of Dissemination

Active discharge mechanism. Does not require wind or rain.

Growth Indoors

Rarely found growing indoors.

Industrial Uses

Not known.

Other Comments

None.

Potential Health Effects

Allergens

Type I allergies (hay fever, asthma).

Potential Opportunist or Pathogen

Very rare report of human infection.

Potential Toxin Production

Not known.

Laboratory Notes

Growth/Culture Characteristics

White, floccose, spreading. Develops black spore clusters with time.

Spore Trap Recognition

A distinctive large, dark brown (nearly black), globose spore is readily identifiable on spore trap slides.

Tape Lift Recognition

Distinctive, but rarely found.