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
Psidium guajava
Common Guava
Pulicaria dysenterica
Common Fleabane
Pulmonaria officinalis
Lungwort
Pulsatilla alpina
Alpine Pasque#Flower
Pulsatilla vulgaris
Pasqueflower
Pyracantha coccinea
Firethorn
Pyrola minor
Common Wintergreen
Pyrola rotundifolia
Round-leaved Wintergreen
Pyrus communis
Pear
Pyrus cordata
Plymouth Pear
Quercus petraea
Sessile Oak
Quercus robur
Pedunculate Oak
Quercus rubra
Red Oak
Radermachera yunnanensis
Ramonda myconi
Pyrenean-violet
Ranunculus acris
Meadow Buttercup
Ranunculus aquatilis
Common Water-crowfoot