penicillium discolor penicillium discolor penicillium discolor is a species of the genus of penicillium which occurs in nuts, vegetables and cheese and produces chaetoglobosins (chaetoglobosin a - j), palitantin, cyclopenin, cyclopenol, cyclopeptin, dehydrocyclopeptin, viridicatin and viridicatol. penicillium discolor scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. discolor binomial name penicillium discolorfrisvad, j.c.; samson 1997 type strain cbs 474.84 , frr 2933, ibt 14440, ibt 21523, ibt 5738, imi 285513 synonyms penicillium echinulatum var. discolor