Potentilla rupestris
Rock Cinquefoil
Potentilla sterilis
Barren Strawberry
Potentilla verna
Spring Cinquefoil
Poterium sanguisorba
Salad Burnet
Pratia pedunculata
Blue#Star Creeper
Preissia quadrata
Premna serratifolia
Buas-Buas
Primula elatior
Oxlip
Primula farinosa
Bird's-eye Primrose
Primula veris
Cowslip
Primula vulgaris
Primrose
Primula x polyantha
False Oxlip
Procris repens
Watermelon Begonia
Prosopis juliflora
Long-thorn Kiaw
Protea cynaroides
King Protea
Prunella vulgaris
Selfheal
Prunus avium
Wild Cherry
Prunus cerasifera
Cherry Plum
Prunus domestica
Wild Plum
Prunus laurocerasus
Cherry Laurel
Prunus padus
Bird Cherry
Prunus spinosa
Blackthorn
Pseuderanthemum grandiflorum
Blue Twilight
Pseuderanthemum maculatum
Ruspolia
Pseuderanthemum variabile
Pastel Flower
Pseudofumaria alba
Pale Corydalis
Pseudofumaria lutea
Yellow Corydalis
Pseudorchis albida
Small-white Orchid
Pseudotsuga menziesii
Douglas Fir
Psidium guajava
Common Guava
Pteridium aquilinum
Bracken
Pterocarpus indicus
Amboyna Wood
Pterogonium gracile
Bird's-foot Wing-moss
Pterospermum diversifolium
Bayok Tree
Ptilidium ciliare
Ciliated Fringewort
Ptisana fraxinea
Pitted Potato Fern
Pulicaria dysenterica
Common Fleabane
Pulmonaria officinalis
Lungwort
Pulsatilla alpina
Alpine Pasque#Flower
Pulsatilla pratensis
Small Pasque#Flower
Pulsatilla vulgaris
Pasqueflower
Pyracantha coccinea
Firethorn
Pyrola minor
Common Wintergreen
Pyrola rotundifolia
Round-leaved Wintergreen
Pyrrosia lanceolata
Lanceleaf Tongue Fern
Pyrrosia piloselloides
Dragon Scale Fern
Pyrus communis
Pear
Pyrus cordata
Plymouth Pear
Pyrus pyraster
Wild Pear
Quercus cerris
Turkey Oak
Quercus ilex
Evergreen Oak
Quercus petraea
Sessile Oak
Quercus robur
Pedunculate Oak
Quercus rubra
Red Oak
Quercus spp.
Oak
Quercus suber
Cork Oak
Quercus x rosacea
Radermachera yunnanensis
Ramonda myconi
Pyrenean-violet
Ranunculus acris
Meadow Buttercup
Ranunculus aquatilis
Common Water-crowfoot
Ranunculus auricomus
Goldilocks Buttercup
Ranunculus baudotii
Brackish Water-crowfoot
Ranunculus bulbosus
Bulbous Buttercup
Ranunculus flammula
Lesser Spearwort
Ranunculus fluitans
River Water-crowfoot
Ranunculus hederaceus
Ivy-leaved Crowfoot
Ranunculus lingua
Greater Spearwort
Ranunculus omiophyllus
Round-leaved Crowfoot
Ranunculus parviflorus
Small-flowered Buttercup