Penicillium rugulosum

A slow-growing fungus that produces a yellow-green to dark green colony with a yellow to orange-brown reverse, within fourteen days, when incubated at 25oC (77oF). It has worldwide distribution and has been isolated from soil, desert soils, sand dunes, polluted water, fresh water, seawater, plants, flour-based foodstuffs, rabbit dung, cotton, textiles, wooden furniture, and bird feathers. There have not been any reports of human infections.

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