Tagetes, Genus
Tamaricaceae, Family
Tamarix, Genus
Tanacetum, Genus
Taraxacum, Genus
Taxaceae, Family
Taxus, Genus
Teesdalia, Genus
Tellima, Genus
Tephroseris, Genus
Tetragonolobus, Genus
Teucrium, Genus
Thalictrum, Genus
Thelypteridaceae, Family
Thelypteris, Genus
Thesium, Genus
Thlaspi, Genus
Thuja, Genus
Thymelaeaceae, Family
Thymus, Genus
Tilia, Genus
Tiliaceae, Family
– synoniem van Malvaceae, Family
Torilis, Genus
Trachelium, Genus
Tradescantia, Genus
Tragopogon, Genus
Tragus, Genus
Trapa, Genus
Trichophorum, Genus
Trientalis, Genus
Trifolium, Genus
Triglochin, Genus
Trigonella, Genus
Tripleurospermum, Genus
Trisetum, Genus
Triticosecale(X), Genus
Triticum, Genus
Tsuga, Genus
Tuberaria, Genus
Tulipa, Genus
Tussilago, Genus
Typha, Genus
Typhaceae, Family