Thalictrum flavum
Common Meadow-rue
Thalictrum minus
Lesser Meadow-rue
Thamnobryum alopecurum
Fox-tail Feather-moss
Thelypteris dentata
Downy Maiden Fern
Thelypteris palustris
Marsh Fern
Thlaspi arvense
Field Penny-cress
Thunbergia mysorensis
Mysore Trumpetvine
Thymus drucei
Wild Thyme
Thysanolaena latifolia
Tiger Grass
Tilia cordata
Small-leaved Lime
Tilia platyphyllos
Large-leaved Lime
Tofieldia pusilla
Scottish Asphodel
Tolypella glomerata
Clustered Stonewort
Torilis japonica
Upright Hedge-parsley
Torilis nodosa
Knotted Hedge-parsley
Tradescantia spathacea
Oyster Plant
Tragopogon pratensis
Goat's-beard
Trichomanes speciosum
Killarney Fern
Trichophorum germanicum
Deergrass
Trifolium arvense
Hare's-foot Clover
Trifolium campestre
Hop Trefoil
Trifolium dubium
Lesser Trefoil
Trifolium hybridum
Alsike Clover
Trifolium medium
Zigzag Clover