27 Jun 2022

Alternaria radicina

A rapidly growing fungus that produces a grayish-white colony that becomes greenish-black within five days, when incubated at 25oC (77oF). The hyphae, conidiophores, and conidia are pigmented olivaceous-brown (dematiaceous). It is found worldwide and can be isolated from plants and soil. There have not been any reports of human infections.