Plantago major
Greater Plantain (subspecies intermedia)
Platanthera chlorantha
Greater Butterfly-orchid
Platanus x hispanica
London Plane
Poa annua
Annual Meadow-grass
Poa trivialis
Rough Meadow-grass
Pogonatum aloides
Aloe Haircap
Polygala serpyllifolia
Heath Milkwort
Polygala vulgaris
Common Milkwort
Polygonatum odoratum
Angular Solomon's-seal
Polygonatum x hybridum
Garden Solomon's-seal
Polygonum arenastrum
Equal-leaved Knotgrass
Polyommatus icarus
Common Blue
Polypodium cambricum
Southern Polypody
Polypodium interjectum
Intermediate Polypody
Polypodium vulgare
Polypody
Polypodium vulgare sens. lat.
Polypody
Polypogon viridis
Water Bent
Polystichum aculeatum
Hard Shield-fern
Polystichum setiferum
Soft Shield-fern
Populus nigra
Black-poplar
Populus tremula
Aspen
Populus x canadensis
Hybrid Black-poplar
Populus x canescens
Grey Poplar
Potamogeton lucens
Shining Pondweed
Potamogeton natans
Broad-leaved Pondweed
Potamogeton polygonifolius
Bog Pondweed
Potentilla erecta
Tormentil
Poterium sanguisorba
Salad Burnet
Preissia quadrata
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
Prunus spinosa
Blackthorn
Pseudofumaria lutea
Yellow Corydalis
Pseudotsuga menziesii
Douglas Fir
Pteridium aquilinum
Bracken
Puccinia iridis
Pulmonaria officinalis
Lungwort
Pyrus communis
Pear
Pyrus pyraster
Wild Pear
Quercus cerris
Turkey Oak
Quercus petraea
Sessile Oak
Quercus rubra
Red Oak
Quercus spp.
Oak
Ramariopsis kunzei
White Coral
Ramonda myconi
Pyrenean-violet
Ranunculus acris
Meadow Buttercup
Ranunculus auricomus
Goldilocks Buttercup
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 repens
Creeping Buttercup
Ranunculus sceleratus
Celery-leaved Buttercup
Raphanus raphanistrum
Radish
Reseda luteola
Weld
Rhinanthus minor
Yellow-rattle
Rhodiola rosea
Roseroot
Rhododendron racemosum
Ribes nigrum
Black Currant
Ribes rubrum
Red Currant
Ribes sanguineum
Flowering Currant
Ribes uva-crispa
Gooseberry