Sphagnum denticulatum
Cow-horn Bog-moss
Spigelia anthelmia
West Indian Pinkroot
Stachytarpheta jamaicensis
Blue Porterweed
Stellaria aquatica
Water Chickweed
Stellaria graminea
Lesser Stitchwort
Stellaria holostea
Greater Stitchwort
Stigmella anomalella
Stigmella assimilella
Strobilanthes alternata
Red-ivy
Strobilanthes reptans
Waffle Plant
Stromanthe thalia
Stylosanthes guianensis
Stylo
Swietenia macrophylla
Mahogany
Swietenia macrphylla
Honduran Mahogany
Symphytum orientale
White Comfrey
Synedrella nodiflora
Nodeweed
Syngonium auritum
Arrowhead Vine
Syzygium samarangense
Wax Apple
Tabernaemontana alternifolia
East Indian Rosebay
Tabernaemontana divaricata
Carnation of India
Tacinga inamoena
Quipá
Tagetes lucida
Mexican Tarragon
Talinum paniculatum
Fameflower
Tanacetum vulgare
Tansy
Taxus baccata
Yew
Tephrosia noctiflora
Terminalia bentzoe
Bois Benjoin
Terminalia catappa
Malabar almond
Terminalia mantaly
Madagascar Almond
Thalictrum minus
Lesser Meadow-rue
Thelypteris dentata
Downy Maiden Fern
Theobroma cacao
Cocoa Tree
Thesium humifusum
Bastard-toadflax
Thunbergia grandiflora
Blue Skyflower
Thunbergia mysorensis
Mysore Trumpetvine
Thymus drucei
Wild Thyme
Thysanolaena latifolia
Tiger Grass
Tithonia diversifolia
Tree Marigold
Tithonia rotundifolia
Red Sunflower
Torenia crustacea
Malaysian False Pimpernel
Tradescantia pallida
Purple Heart
Tradescantia spathacea
Oyster Plant
Tragopogon porrifolius
Salsify
Trametes versicolor
Turkey Tails
Tridax procumbens
Coatbuttons
Trifolium aureum
Large Trefoil
Trifolium hybridum
Alsike Clover
Trifolium medium
Zigzag Clover
Trifolium ochroleucon
Sulphur Clover
Trimezia coerulea
Walking Iris
Trimezia martinicensis
Yellow Walking Iris
Triphasia trifolia
Limeberry
Tripleurospermum inodorum
Scentless Mayweed
Triumfetta rhomboidea
Diamond Burbark
Trollius europaeus
Globeflower
Tropaeolum minus
Dwarf Nasturtium
Turnera ulmifolia
Ramgoat Dashalong
Turritis glabra
Tower Mustard
Tussilago farfara
Colt's-foot
Ulex gallii
Western Gorse
Ulmus minor
Small-leaved Elm
Umbilicus rupestris
Navelwort
Urena lobata
Caesarweed
Urera caracasana
Flameberry
Urophora cardui
Canada thistle gall fly
Urtica urens
Small Nettle
Utricularia vulgaris
Greater Bladderwort
Vaccinium myrtillus
Bilberry
Vaccinium oxycoccos
Cranberry
Vaccinium vitis-idaea
Cowberry