Potentilla erecta
Tormentil
Potentilla indica
Yellow-flowered Strawberry
Potentilla nitida
Pink Cinquefoil
Poterium sanguisorba
Fodder Burnet
Premna serratifolia
Buas-Buas
Primula elatior
Oxlip
Primula farinosa
Bird's-eye Primrose
Primula veris
Cowslip
Primula vulgaris
Primrose
Procris repens
Watermelon Begonia
Prosopis juliflora
Long-thorn Kiaw
Prunus cerasifera
Cherry Plum
Prunus domestica
Plum
Prunus spinosa
Blackthorn
Pseuderanthemum grandiflorum
Blue Twilight
Pseuderanthemum maculatum
Ruspolia
Pseuderanthemum variabile
Pastel Flower
Pseudorchis albida
Small-white Orchid
Psidium guajava
Common Guava
Pterocarpus indicus
Amboyna Wood
Pterospermum diversifolium
Bayok Tree
Ptilidium ciliare
Ciliated Fringewort
Ptisana fraxinea
Pitted Potato Fern
Pulsatilla alpina
Alpine Pasque#Flower
Pulsatilla pratensis
Small Pasque#Flower
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
Radermachera yunnanensis
Ramalina fastigiata
Raphanus raphanistrum
Wild Radish
Ravenala madagascariensis
East-West Palm
Rhamnus cathartica
Buckthorn
Rhinanthus alectorolophus
European Yellow-rattle
Rhodiola rosea
Roseroot
Ricinus communis
Castor-oil-plant
Rivini humilis
Bloodberry
Rosa arvensis
Field-rose
Rosa rubiginosa
Sweet-briar
Rubia peregrina
Wild Madder
Rubus fraxinifolius
Mountain Raspberry
Ruella simplex
Mexican Petunia
Ruellia tuberosa
Minnieroot
Rumex confertus
Russian Dock
Sabulina verna
Spring Sandwort
Sagina nodosa
Knotted Pearlwort
Sagina procumbens
Procumbent Pearlwort
Sagittaria sagittifolia
Arrowhead
Salix herbacea
Dwarf Willow
Salpichroa origanifolia
Cock's-eggs
Salvia farinacea
Mealy Sage
Salvia involucrata
Rosy-leaf sage
Salvia leucanthe
Mexican Bush Sage
Salvia pratensis
Meadow Clary
Salvia splendens
Bonfire Salvia
Sambucus canadensis
American Elderberry
Sambucus ebulus
Dwarf Elder
Sanchezia oblonga
Zebra Plant
Sandoricum koetjape
Santol
Saturnia pavonia
Emperor Moth Caterpillar
Saxifraga granulata
Meadow Saxifrage
Saxifraga hypnoides
Mossy Saxifrage
Saxifraga oppositifolia
Purple Saxifrage
Saxifraga rotundifolia
Round-leaved Saxifrage
Saxifraga tridactylites
Rue-leaved Saxifrage
Scabiosa columbaria
Small Scabious
Schaueria calytricha
Golden Plume