P. vulgaris

P. vulgaris may refer to:
 * Paikiniana vulgaris, a spider species in the genus Paikiniana and the family Linyphiidae
 * Phaseolus vulgaris, an herbaceous annual plant species
 * Pinguicula vulgaris, a perennial insectivorous plant species
 * Primula vulgaris, a garden plant species
 * Proteus vulgaris, a rod-shaped Gram negative bacterium species
 * Prunella vulgaris, a wild flower species
 * Pulsatilla vulgaris, a buttercup species