Potamogeton lucens
Shining Pondweed
Potamogeton polygonifolius
Bog Pondweed
Potentilla erecta
Tormentil
Poterium sanguisorba
Salad Burnet
Premna serratifolia
Buas-Buas
Primula elatior
Oxlip
Primula farinosa
Bird's-eye Primrose
Primula veris
Cowslip
Primula vulgaris
Primrose
Primula x polyantha
False Oxlip
Prunella vulgaris
Selfheal
Prunus avium
Wild Cherry
Prunus cerasifera
Cherry Plum
Prunus domestica
Wild Plum
Prunus padus
Bird Cherry
Pseuderanthemum grandiflorum
Blue Twilight
Pseuderanthemum maculatum
Ruspolia
Pseudofumaria lutea
Yellow Corydalis
Pseudorchis albida
Small-white Orchid
Pseudotsuga menziesii
Douglas Fir
Pulicaria dysenterica
Common Fleabane
Pulmonaria officinalis
Lungwort
Pyrola minor
Common Wintergreen
Pyrola rotundifolia
Round-leaved Wintergreen
Pyrus communis
Pear
Pyrus cordata
Plymouth Pear
Quercus petraea
Sessile Oak
Quercus rubra
Red Oak
Ranunculus acris
Meadow Buttercup
Ranunculus aquatilis
Common Water-crowfoot
Ranunculus auricomus
Goldilocks Buttercup
Ranunculus bulbosus
Bulbous Buttercup
Ranunculus peltatus
Pond Water-crowfoot
Ranunculus repens
Creeping Buttercup
Ranunculus sardous
Hairy Buttercup
Ranunculus sceleratus
Celery-leaved Buttercup
Raphanus raphanistrum
Radish
Raphanus sativus
Garden Radish
Reseda lutea
Wild Mignonette
Reseda luteola
Weld
Reynoutria japonica
Japanese Knotweed
Rhinanthus angustifolius
Greater Yellow-rattle
Rhinanthus minor
Yellow-rattle
Rhodiola rosea
Roseroot
Rhododendron loderi
Rhynchospora alba
White Beak-sedge
Rhynchospora fusca
Brown Beak-sedge
Ribes rubrum
Red Currant
Ribes sanguineum
Flowering Currant
Rivini humilis
Bloodberry
Rorippa islandica
Northern Yellow-cress
Rorippa palustris
Marsh Yellow-cress
Rosa canina
Dog-rose
Rosa multiflora
Many-flowered Rose
Rubia peregrina
Wild Madder
Rubus aquarum
Rubus ariconiensis
Rubus biloensis
Rubus caesius
Dewberry
Rubus fruticosus agg.
Rubus iscanus
Rubus nemoralis
Rubus pedemontanus
Rubus saxatilis
Stone Bramble
Rubus scissus
Rubus sp
Rubus troiensis
Rubus tuberculatus
Rubus ulmifolius
Elmleaf Blackberry
Rubus vestitus