Pilea microphylla
Angeloweed
Pilea nummulariifolia
Creeping Charlie
Pilosella officinarum
Mouse-ear-hawkweed
Pilularia globulifera
Pillwort
Pimpinella saxifraga
Burnet-saxifrage
Pinguicula grandiflora
Large-flowered Butterwort
Pinguicula leptoceras
Pinguicula lusitanica
Pale Butterwort
Pinguicula vulgaris
Common Butterwort
Pinus sylvestris
Scots Pine
Plantago coronopus
Buck's-horn Plantain
Plantago lanceolata
Ribwort Plantain
Plantago major
Greater Plantain (subspecies intermedia)
Plantago maritima
Sea Plantain
Platanthera chlorantha
Greater Butterfly-orchid
Platanus orientalis
Oriental Plane
Platanus x hispanica
London Plane
Pleroma semidecandrum
Princess Flower
Pleroma urvilleaum
Glory Bush
Plumeria obtusa
Frangipani
Poa annua
Annual Meadow-grass
Poa compressa
Flattened Meadow-grass
Poa humilis
Spreading Meadow-grass
Podocarpus macrophyllus
Yew Plum Pine