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Plants
| Title | Common Name |
|---|---|
| Trigonella foenum-graecum | Boyotu; Hu Lu Pa; Alholva; Fenugreek; Foenum Graecum; Kelabat; K'U Tou; Koroha; Shimli; Helba; Halva; Chinagreye |
| Trillium erectum | Bethroot; Amerikaanse Drielingenwortel; Amerikanische Drillingswurzel; American Beth Root; American Birthroot; Trillie Americain; Birthroot |
| Trillium pendulum | Troix Jumeaux; Drielingenkruid; Birthroot; Trilling Herb; Beth Herb; Drillingskraut |
| Triumfetta lappula | Cadillo; Cadillo Chiquito; Cadillo De Burro; Cadillo De Perro; Mozote De Caballo |
| Trophis racemosa | Ramon; Bois Neuf |
| Tsuga americana | Hemlock |
| Tsuga canadensis | Hemlock; Eastern Hemlock |
| Tsuga heterophylla | not available |
| Turnera diffusa | The Bourrique; Damiana; Oreganillo; Damiane |
| Typha australis | not available |
| Typha elephantina | not available |
| Typha laxmannii | not available |
| Typha orientalis | Hsiang P'U; P'U O; P'U Sun |
| Typha sp | not available |
| Ulmus campestris | English Elm; Gharghar; Warsaw Tea; Orwe; Kara Aghaj |
| Ulmus sp | Karaagac |
| Uncaria gambier | not available |
| Uncaria gambir | Gambir; Wi Tieh Ni; Bengal Gambir |
| Uncaria rhynchophylla | Kagi-Kazura; Kou T'Eng; Tiao T'Eng; Hai Erh Ch'A; Wu Tieh Ni |
| Urtica dioica | Isirgan; Bigstring Nettle; Stinging Nettle; Gerrais; Kazink; Nabat Al Nar; Ortiga Mayor; Nettle,Common |