| 标准缩写 | 全名 | 中文名 | 专长类群 | 年代 |
| Trautv. | Trautvetter, Ernst Rudolf von | | PS | 1859 |
|
| Trécul | Trécul, Auguste Adolphe Lucien | | S | 1847 |
|
| Trel. | Trelease, William | | AMPS | 1930 |
|
| Trevir | Treviranus, Ludolf Christian | | PS | 1844 |
|
| Trevis. | Trevisan de Saint-Léon, Vittore Benedotto Antonio | | ACMPS | 1844 |
|
| Triana | Triana, José Jéronimo | | PS | 1862 |
|
| Trimen | Trimen, Henry | | PS | 1885 |
|
| Trin. | Trinius, Carl Bernhard von | | S | 1840 |
|
| Troch.-Marq. | Trochain-Marquès, Yvonne | | S | 1932 |
|
| Trotter | Trotter, Alessandro | | MPS | 1899 |
|
| Tsai | Tsai, Hse Tao | 蔡希陶 | Floristcs of Yunnan | 1986 |
|
| Tsiang | Tsiang, Ying | 蒋英 | 夹竹桃科, 萝摩科, 番荔枝科 | 1964 |
|
| Tsoong | Tsoong, Pu Chiu | 钟补求 | Scrophulariaceae, Campanulaceae | 1935 |
|
| Tsuboi | | | | 1916 |
|
| Tuisl | Tuisl, Gerhard | | S | 1968 |
|
| Tul. | Tulasne, Louis René ('Edmond') | | MS | 1851 |
|
| Turcz. | Turczaninow, Porphir Kiril Nicolai Stepanowitsch | | PS | 1918 |
|
| Turkev. | Turkevicz, S. Ju | | S | 1923 |
|
| Turland | | | | 2000 |
|
| Turpin | Turpin, Pierre Jean Francois | | AMS | 1891 |
|
| Turra | Turra, Antonio | | AS | 1839 |
|
| Turrill | Turrill, William Bertram | | S | 1914 |
|
| Tutcher | Tutcher, William James | | PS | 1911 |
|
| Tutin | Tutin, Thomas Gaskell | | AFS | 1967 |
|
| Tuyama | Tuyama, Takasi | | PS | 1940 |
|
| Tzvelev | Tzvelev, Nikolai Nikolaievich | | S | 1961 |
|
| U. Scholz | Scholz, U. | | S | 1981 |
|
| U. Sen | Sen, Udayananda | | PS | 1978 |
|
| Ucria | Ucria, Bernardino da | | S | 1796 |
|
| Ulbr. | Ulbrich, Oskar Eberhard | | MPS | 1913 |
|