Sorbus stenophylla
Llanthony Whitebeam
Sorbus torminalis
Wild Service-tree
Sparganium angustifolium
Floating Bur-reed
Sparganium erectum
Branched Bur-reed
Sparganium natans
Least Bur-reed
Spergula arvensis
Corn Spurrey
Spergularia rubra
Sand Spurrey
Spiraea x rosalba
Intermediate Bridewort
Spiranthes spiralis
Autumn Lady's-tresses
Stachys arvensis
Field Woundwort
Stachys palustris
Marsh Woundwort
Stachys sylvatica
Hedge Woundwort
Staphylea pinnata
Bladdernut
Stellaria alsine
Bog Stitchwort
Stellaria aquatica
Water Chickweed
Stellaria graminea
Lesser Stitchwort
Stellaria holostea
Greater Stitchwort
Stereum gausapatum
Bleeding Oak Crust
Stereum hirsutum
Hairy Curtain Crust
Stigmella anomalella
Stigmella assimilella
Stropharia semiglobata
Dung Roundhead
Succisa pratensis
Devil's-bit Scabious
Symphyotrichum lanceolatum
Narrow-leaved Michaelmas-daisy
Symphytum officinale
Common Comfrey
Symphytum orientale
White Comfrey
Symphytum x hidcotense
Hidcote Comfrey
Symphytum x uplandicum
Russian Comfrey
Tamus communis
Black Bryony
Tanacetum parthenium
Feverfew
Taraxacum agg.
Taraxacum 'iscanum'
Taraxacum Section Hamata
Dandelion
Taxomyia taxi
Yellow Gall Midge
Taxus baccata
Yew
Teucrium scorodonia
Wood Sage
Thalictrum flavum
Common Meadow-rue
Thalictrum minus
Lesser Meadow-rue
Thlaspi arvense
Field Penny-cress
Thymus drucei
Wild Thyme
Tilia cordata
Small-leaved Lime
Tilia x europaea
Lime
Torilis japonica
Upright Hedge-parsley
Tremella mesenterica
Yellow Brain Fungus
Trichoglossum hirsutum
Hairy Earthtongue
Trichophorum germanicum
Deergrass
Trifolium dubium
Lesser Trefoil
Trifolium medium
Zigzag Clover
Trifolium micranthum
Slender Trefoil
Triglochin palustris
Marsh Arrowgrass
Tristagma uniflorum
Spring Starflower
Trollius europaeus
Globeflower
Tussilago farfara
Colt's-foot
Typha angustifolia
Lesser Bulrush
Typha latifolia
Bulrush
Ulex gallii
Western Gorse
Ulmus glabra
Wych Elm
Ulmus minor agg
Small-leaved Elm
Umbilicus rupestris
Navelwort
Unknown fungus
Urtica dioica
Common Nettle
Urtica urens
Small Nettle
Vaccinium myrtillus
Bilberry
Vaccinium oxycoccos
Cranberry
Vaccinium vitis-idaea
Cowberry
Valeriana dioica
Marsh Valerian
Valeriana officinalis
Common Valerian
Valerianella carinata
Keeled-fruited Cornsalad
Verbena bonariensis
Argentinian Vervain
Veronica anagallis-aquatica
Blue Water-Speedwell