penicillium radicum penicillium radicum penicillium radicum is an anamorph species of the genus of penicillium which was isolated from rhizosphere of australian wheat. this species has the ability to solubilise inorganic phosphates, this can promote plant growth penicillium radicum produces rugulosin penicillium radicum scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. radicum binomial name penicillium radicumhocking, a.d.; whitelaw, m.; harden, t.j. 1998 type strain atcc 201836, cbs 100489, dar 72374, frr 4718 synonyms talaromyces radicus