penicillium formosanum penicillium formosanum penicillium formosanum is a species of the genus of penicillium which produces patulin and asteltoxin. penicillium formosanum scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. formosanum binomial name penicillium formosanumhsieh, h.m.; su, h.j.; tzean, s.s. 1987 type strain cbs 101028, cbs 211.92, ibt 19748, ibt 21527