P – P
| Paeonia Officinalis | Common peony, Garden peony |
| Papaver rhoeas | Common poppy |
| Papaver somniferum | Opium poppy |
| Parietaria Officinalis (P. erecta) | Lichwort, upright pellitory, eastern pellitory-of-the-wall |
| Peganum harmala | Syrian rue |
| Petasites Officinalis | Butterbur |
| Petroselinum crispum (P. Hortense) | Parsley |
| Phaseolus vulgaris | Green bean |
| Phyllitis scolopendrium (Scolopendrium Vulgare) | Hart’s-tongue, Hart’s-tongue fern |
| Pimpinella anisum | Aniseed |
| Pimpinella Saxifraga (P. major) | Plantain |
| Plantago altissima | Plantain |
| Plantago lanceolata | English plantain |
| Plantago major | Greater Plantain, White man’s foot |
| Polygala Amara (Polygala amarella) | Dwarf milkwort |
| Polygala vulgaris | Common milkwort |
| Peganum harmala | Wild rue, Syrian rue, African rue, Esfand, Harmel |
| Polygonatum Officinale (P. odoratum) | Angular Solomon’s seal |
| Polygonum aviculare | Knotgrass |
| Polypodium vulgare | Common polypody |
| Populus nigra | Black poplar |
| Potentilla anserina | Silverweed |
| Potentilla torraentilla | Tormentil |
| Primula vulgaris | Primrose |
| Primula Officinalis | Cowslip primrose |
| Prunus amygdalus | Almond |
| Prunus avium | Wild cherry |
| Prunus cerasus | Tart cherry |
| Prunus spinosa | Blackthorn |
| Pulmonaria Officinalis | Lungwort |
| Pyrethrum cineraria folium | Dalmatian pyrethrum |