Oenanthe silaifolia
Narrow-leaved Water-dropwort
Oenothera biennis
Common Evening-primrose
Origanum vulgare
Wild Marjoram
Ornithogalum nutans
Drooping Star-of-Bethlehem
Ornithogalum pyrenaicum
Spiked Star-of-Bethlehem
Orobanche hederae
Ivy Broomrape
Orobanche rapum-genistae
Greater Broomrape
Oxalis acetosella
Wood-sorrel
Papaver cambricum
Welsh Poppy
Paris quadrifolia
Herb-paris
Parnassia palustris
Grass-of-Parnassus
Pastinaca sativa
Wild Parsnip
Pedicularis palustris
Marsh Lousewort
Persicaria minor
Small Water-pepper
Petasites japonicus
Giant Butterbur
Petasites pyrenaicus
Winter Heliotrope
Petrosedum forsterianum
Rock Stonecrop
Phacelia tanacetifolia
Phacelia
Phleum pratense
Timothy
Plantago coronopus
Buck's-horn Plantain
Plantago lanceolata
Ribwort Plantain
Plantago major
Greater Plantain (subspecies intermedia)
Plantago maritima
Sea Plantain
Poa annua
Annual Meadow-grass
Polemonium caeruleum
Jacob's-ladder
Potentilla anserina
Silverweed
Potentilla erecta
Tormentil
Poterium sanguisorba
Salad Burnet
Primula elatior
Oxlip
Primula vulgaris
Primrose
Prunus avium
Wild Cherry
Prunus domestica
Wild Plum
Prunus padus
Bird Cherry
Pyrola minor
Common Wintergreen
Pyrola rotundifolia
Round-leaved Wintergreen
Ranunculus auricomus
Goldilocks Buttercup
Ranunculus bulbosus
Bulbous Buttercup
Ranunculus flammula
Lesser Spearwort
Ranunculus fluitans
River Water-crowfoot
Ranunculus lingua
Greater Spearwort
Ranunculus parviflorus
Small-flowered Buttercup
Raphanus raphanistrum
Sea Radish
Raphanus sativus
Garden Radish
Reseda luteola
Weld
Rhodiola rosea
Roseroot
Ribes rubrum
Red Currant
Ribes uva-crispa
Gooseberry
Rosa arvensis
Field-rose
Rosa multiflora
Many-flowered Rose
Rosa rubiginosa
Sweet-briar
Rosa sherardii
Sherard's Downy-rose
Rubus aquarum
Rubus ariconiensis
Rubus biloensis
Rubus caesius
Dewberry
Rubus iscanus
Rubus ordovicum
Rubus pedemontanus
Rubus saxatilis
Stone Bramble
Rubus troiensis
Rubus tuberculatus
Rubus vestitus
Rumex acetosella
Sheep's Sorrel
Sabulina verna
Spring Sandwort
Sagina nodosa
Knotted Pearlwort
Sagittaria sagittifolia
Arrowhead
Salicornia dolichostachya
Long-spiked Glasswort
Salicornia europaea
Common Glasswort
Salix caprea
Goat Willow
Salix repens
Creeping Willow