In "P. italicum", conidiophores stalks are up to 100-250 x 3.5-5.0 μm stipes in size with each conidiophore tip bearing three to six flask shaped phialides that are 8-12 x 3 μm in size.
In "P. italicum", conidiophores stalks are up to 100-250 x 3.5-5.0 μm stipes in size with each conidiophore tip bearing sterigmata or metulae at different levels. Further branching from the metulae and sterigmata bears three to six flask shaped phialides that are 8-12 x 3.0 μm in size.