Thalictrum minus
Lesser Meadow-rue
Thesium humifusum
Bastard-toadflax
Thlaspi arvense
Field Penny-cress
Thuja plicata
Western Red-cedar
Thunbergia grandiflora
Blue Skyflower
Thunbergia mysorensis
Mysore Trumpetvine
Thymus drucei
Wild Thyme
Thymus pulegioides
Large Garden
Tilia cordata
Small-leaved Lime
Tilia platyphyllos
Large-leaved Lime
Tilia sp.
Lime
Tilia x europaea
Lime
Tithonia diversifolia
Tree Marigold
Tithonia rotundifolia
Red Sunflower
Tofieldia pusilla
Scottish Asphodel
Torilis japonica
Upright Hedge-parsley
Torilis nodosa
Knotted Hedge-parsley
Trachycarpus fortunei
Chusan Palm
Tradescantia pallida
Purple Heart
Tradescantia spathacea
Oyster Plant
Tragopogon porrifolius
Salsify
Tragopogon pratensis
Goat's-beard
Tridax procumbens
Coatbuttons
Trifolium arvense
Hare's-foot Clover