Ranunculus bulbosus
Bulbous Buttercup
Ranunculus flammula
Lesser Spearwort
Ranunculus parviflorus
Small-flowered Buttercup
Ranunculus sceleratus
Celery-leaved Buttercup
Ranunculus trichophyllus
Thread-leaved Water-crowfoot
Raphanus raphanistrum
Sea Radish
Reseda luteola
Weld
Rhinanthus minor
Yellow-rattle
Ribes rubrum
Red Currant
Rosa canina agg
Dog-rose
Rosa rubiginosa
Sweet-briar
Rosa rugosa
Japanese Rose
Rosa stylosa
Short-styled Field-rose
Rubia peregrina
Wild Madder
Rubus fruticosus agg.
Blackberry
Rubus idaeus
Raspberry
Rumex acetosa
Common Sorrel
Ruscus aculeatus
Butcher's-broom
Sabulina verna
Spring Sandwort
Sagittaria sagittifolia
Arrowhead
Salicornia europaea
Common Glasswort
Salix alba
White Willow
Salix caprea
Goat Willow
Salix purpurea
Purple Willow