Phoma sp.

A common indoor air allergen (7). It is similar to the early stages of growth of Chaetomium sp. The species are isolated from soil and associated plants (particularly potatoes) (17). Produces pink an purple spots on painted walls (317). It may have antigens which cross react with those of Alternaria sp. (17). It will grow on butter, paint cement and rubber (3). It may cause phaeohyphomycosis a systematic or subcutaneous disease (6).