Sorbus minima
Least Whitebeam
Sparganium angustifolium
Floating Bur-reed
Spergula arvensis
Corn Spurrey
Spergularia rubra
Sand Spurrey
Sphagnum denticulatum
Cow-horn Bog-moss
Stellaria aquatica
Water Chickweed
Stellaria holostea
Greater Stitchwort
Stigmella anomalella
Stigmella assimilella
Symphytum orientale
White Comfrey
Tanacetum vulgare
Tansy
Taxus baccata
Yew
Thalictrum minus
Lesser Meadow-rue
Thesium humifusum
Bastard-toadflax
Tragopogon porrifolius
Salsify
Trametes versicolor
Turkey Tails
Trifolium aureum
Large Trefoil
Trifolium hybridum
Alsike Clover
Trifolium medium
Zigzag Clover
Trifolium ochroleucon
Sulphur Clover
Tripleurospermum inodorum
Scentless Mayweed
Trollius europaeus
Globeflower
Turritis glabra
Tower Mustard
Tussilago farfara
Colt's-foot