penicillium brevissimum penicillium brevissimum penicillium brevissimum is a fungus species of the genus of penicillium which was isolated from indian soils. penicillium brevissimum scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. brevissimum binomial name penicillium brevissimumrai, j.n.; wachwani, k. 1976 type strain cbs 763.68