Rubus nemoralis
Rubus ordovicum
Rubus saxatilis
Stone Bramble
Rubus tuberculatus
Rubus vestitus
Ruellia tuberosa
Minnieroot
Rumex acetosa
Common Sorrel
Salix pentandra
Bay Willow
Sambucus ebulus
Dwarf Elder
Scleranthus perennis
Perennial Knawel
Scrophularia auriculata
Water Figwort
Scutellaria minor
Lesser Skullcap
Sedum anglicum
English Stonecrop
Senecio cambrensis
Welsh Groundsel
Senecio sarracenicus
Broad-leaved Ragwort
Senecio squalidus
Oxford Ragwort
Serratula tinctoria
Saw-wort
Sida acuta
Common Wireweed
Silaum silaus
Pepper-saxifrage
Silene chalcedonica
Maltese-Cross
Silene flos-cuculi
Ragged-Robin
Silene noctiflora
Night-flowering Catchfly
Silene nutans
Nottingham Catchfly
Simethis mattiazzii
Kerry Lily
Sinapis arvensis
Charlock
Solanum dulcamara
Bittersweet
Sonchus oleraceus
Smooth Sow-thistle
Sorbus torminalis
Wild Service-tree
Spergularia rubra
Sand Spurrey
Spergularia rupicola
Rock Sea-spurrey
Spiranthes spiralis
Autumn Lady's-tresses
Stellaria aquatica
Water Chickweed
Stellaria graminea
Lesser Stitchwort
Stellaria neglecta
Greater Chickweed
Succisa pratensis
Devil's-bit Scabious
Symphytum tuberosum
Tuberous Comfrey
Taraxacum 'iscanum'
Taraxacum porteri
Taraxacum Section Ruderalia
Dandelion
Taxus baccata
Yew
Teucrium scorodonia
Wood Sage
Thalictrum flavum
Common Meadow-rue
Thalictrum minus
Lesser Meadow-rue
Tilia cordata
Small-leaved Lime
Tilia platyphyllos
Large-leaved Lime
Tragopogon pratensis
Goat's-beard
Trimezia martinicensis
Yellow Walking Iris
Trollius europaeus
Globeflower
Tuberaria guttata
Spotted Rock-rose
Tussilago farfara
Colt's-foot
Typha latifolia
Bulrush
Ulmus glabra
Wych Elm
Ulmus minor
Field Elm
Umbilicus rupestris
Navelwort
Vaccinium oxycoccos
Cranberry
Vaccinium vitis-idaea
Cowberry
Verbascum lychnitis
White Mullein
Verbascum thapsus
Great Mullein
Veronica filiformis
Slender Speedwell
Veronica spicata
Spiked Speedwell
Viola lactea
Pale Dog-violet
Viola lutea
Mountain Pansy