P. reticulatum may refer to:
Pentabrachion reticulatum, a flowering plant species Phragmipedium reticulatum, an orchid species Propilidium reticulatum, a sea snail species Pseuderanthemum reticulatum, a synonym of Pseuderanthemum maculatum, a shrub species Pseudoplatystoma reticulatum, a catfish species Pterospermum reticulatum, a flowering plant species