penicillium subrubescens penicillium subrubescens penicillium subrubescens is a species of the genus of penicillium which produces high amounts of inulinase. penicillium subrubescens scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. subrubescens binomial name penicillium subrubescenshoubraken, mansouri & frisvad 2013 type strain cbs 132785, cbs h-21029, dto 188-d6, fbcc 1632, bt 31985