Papaver rhoeas
Common Poppy
Papaver setiferum
Oriental Poppy
Parentucellia viscosa
Yellow Bartsia
Parietaria judaica
Pellitory-of-the-wall
Parnassia palustris
Grass-of-Parnassus
Passiflora caerulea
Blue Passionflower
Passiflora capsularis
Passion#Flower#(capsularis)
Passiflora foetida
Stinking Passionflower
Pastinaca sativa
Wild Parsnip
Paulownia tomentosa
Foxglove-tree
Pedicularis foliosa
Leafy Lousewort
Pedicularis palustris
Marsh Lousewort
Pedicularis sylvatica
Lousewort
Pelargonium zonale
Zonal Geranium
Penstemon sp.
Penstemon
Pentaglottis sempervirens
Green Alkanet
Pentas lanceolata
Egyptian Starcluster
Peperomia pellucida
Pepper Elder
Peperomia polybotrya
Raindrop Peperomia
Pereskia aculeata
Barbados Gooseberry
Persicaria amphibia
Amphibious Bistort
Persicaria chinensis
Creeping Smartweed
Persicaria hydropiper
Water-pepper
Persicaria lapathifolia
Pale Persicaria
Persicaria maculosa
Redshank
Persicaria minor
Small Water-pepper
Persicaria mitis
Tasteless Water-pepper
Petasites hybridus
Butterbur
Petasites japonicus
Giant Butterbur
Petasites pyrenaicus
Winter Heliotrope
Petasites spurius
Petrorhagia prolifera
Proliferous Pink
Petrosedum forsterianum
Rock Stonecrop
Petrosedum rupestre
Reflexed Stonecrop
Petroselinum crispum
Garden Parsley
Phacelia tanacetifolia
Phacelia
Phanera kockiana
Orange Bauhinia
Phedimus kamtschaticus
Kamchatka Stonecrop
Phedimus spurius
Caucasian-stonecrop
Phelipanche purpurea
Yarrow Broomrape
Philadelphus
Double Mock-orange
Philadelphus coronarius
Mock-orange
Phlomis russeliana
Turkish Sage
Phuopsis stylosa
Caucasian Crosswort
Phyllanthus urinaria
Chamber Bitter
Physalis peruviana
Cape-gooseberry
Phyteuma nigrum
Black Rampion
Picris hieracioides
Hawkweed Oxtongue
Pieris formosa
Pieris japonica
Pieris
Pilea cadierei
Aluminium Plant
Pilea microphylla
Angeloweed
Pilea nummulariifolia
Creeping Charlie
Pilosella aurantiaca
Fox-and-cubs
Pilosella officinarum
Mouse-ear-hawkweed
Pimpinella saxifraga
Burnet-saxifrage
Pinguicula grandiflora
Large-flowered Butterwort
Pinguicula leptoceras
Pinguicula lusitanica
Pale Butterwort
Pinguicula vulgaris
Common Butterwort
Piper aduncum
Spiked Pepper
Pithecellobium dulce
Manila Tamarind
Plantago coronopus
Buck's-horn Plantain
Plantago lanceolata
Ribwort Plantain
Plantago major
Greater Plantain
Plantago maritima
Sea Plantain
Plantago media
Hoary Plantain
Platanus orientalis
Oriental Plane
Platanus x hispanica
London Plane
Platycodon grandiflorus
Balloon#Flower