- Tarquinio, Flavia
- Tarr, G. E.
- Tarr, Philip Regan.
- Tarr, Ralph S. (Ralph Stockman), 1864-1912
- Tarr, Tracy L.
- Tarragon, Léonce de, 1813-1897
- Tarran, Myall
- Tarrant, G. A.
- Tarrant, Peter Rex
- Tarrant, Robert F., 1918-2006
- Tarras-Wahlberg, Nils, 1973-
- Tarré, Erika
- Tarshis, I. Barry
- Tartally, András
- Tartar, Vance, 1911-
- Tartarotti, Ester
- Tarter, Donald C.
- Tartier, Léon.
- Tartu Ülikool.
- Tarwacki, Grzegorz
- Tasaki, Yoko
- Tasanathai, Kanoksri
- Tasch, Paul
- Taschenberg, E. F.
- Taschenberg, Ernst Ludwig, 1818-1898
- Taschenberg, Ernst Wolfgang, 1886-
- Taschenberg, Otto, 1854-1922
- Tascher, P.
- Taschereau, P. M. 1939-
- Taschetto, Andréa S.
- Taschler, Andreas
- Tasci, Taskin
- Tash, Jerry C.
- Tashev, Alexander N.
- Tashev, N
- Tasheva, Elena
- Tashian, Richard E.
- Tashiro, Jay Shiro
- Tashiro, Shiro.
- Tasirin, Johny S
- Task Force On The Ontario Environmental Bill Of Rights.
- Taskaeva, Anastasia
- Tasker, R. R.
- Tasman, Abel Janszoon, 1603?-1659
- Tasmanian Field Naturalists' Club
- Tasmanian Herbarium
- Tasmanian Museum And Art Gallery
- Tassara, Daniel Adrián
- Tassara, Mónica P.
- Tassart, Olive Florence
- Tassell, C. B. (Christopher Bruce)
- Tassi, Attilio, 1820-1905
- Tassi, Flaminio, 1851-
- Tassin, L. F.
- Tassin, Wirt
- Tassino, Bettina
- Tasso, Victoria
- Tassone, R. A.
- Tassoni Filho, Maurício
- Tassy, Louis, 1816-1895
- Tassy, Pascal
- Tast, Johan
- Tastu, J. (Joseph), 1787-1849
- Taszakowski, Artur
- Tatard, Caroline
- Tatarinov, L. P. (Leonid Petrovich)
- Tatarnic, Nikolai J.
- Tatayah, R. V.
- Tatchell, Eric C
- Tate And Dykes Nurseries,
- Tate, Amanda
- Tate, Cathy M.
- Tate, G. H. H. (George Henry Hamilton), 1894-1953
- Tate, Geoffrey M., 1898-1964
- Tate, George, 1805-1871
- Tate, H. Douglas
- Tate, H. R.
- Tate, James
- Tate, Jennifer A.
- Tate, John Dennant Ralph
- Tate, Kenneth W.
- Tate, Ralph, 1840-1901
- Tate, Robert
- Tate, T. L., Mrs.
- Tatebayashi, Kakei, active 1740-1750
- Tatevossian, Steve
- Tatham, William, 1752-1819
- Tatián, Marcos, 1966-
- Tatman, E. C.
- Tatman, Kathleen M.
- Tatman, Nicole M.
- Tatnall, Edward, 1898
- Tatnall, Margaret
- Tatnall, Robert Richardson, 1870-
- Tato, Ramiro
- Tatschl, John L
- Tatsui, Matsunosuke, 1884-
- Tatsuta, Haruki
- Tattam, C. M.
- Tattegrain.
- Tattersall, Francoise H
- Tattersall, George, 1817-1849
- Tattersall, Ian
- Tattersall, Olive S
- Tattersall, Stanley G. (Stanley George)
- Tattersall, Walter Medley, 1882-1943
- Tatti, Alessia
- Tatton, A. G.
- Tattoni, Clara
- Tatu, Ketan
- Tatum J. B.
- Tatum, Buford Buford L.
- Tatum, Edward L. (Edward Lawrie), 1909-1975
- Tatum, T.
- Taub, Aaron M.
- Taub, Rae
- Taub, Simon
- Taube, Clarence M.
- Taube, Hubert
- Taubenhaus, Jacob Joseph, 1884-1937
- Tauber, Agatha J.
- Tauber, Anne Hager
- Tauber, Catherine A.
- Tauber, Maurice J.
- Tauber, Oscar E
- Tauber, Paul J
- Taubert, Paul, 1862-1897
- Taubert, Rebecca B
- Taucare-Ríos, Andrés
- Taucce, Pedro P. G.
- Taufiqurrahman, Imam
- Taukei, Amania
- Tauk-Tornisielo, Sâmia M.
- Taukulis, F. E.
- Taulis, Matthias
- Taulis, Mauricio
- Taulman, James F.
- Taunay, Aimé-Adrien, 1803-1828
- Taunton, Theophilus William.
- Taunton, Thomas Henry.
- Taurer von Gallenstein, Hans, 1846-1927
- Tauros, Lukios Kalbenos, 105?-170
- Tausan, Ioan
- Tăuşan, Ionut
- Tausch von Glöckelsthurn, Leopold, 1858-1899
- Tausch, Ignaz Friedrich, 1793-1848
- Tausch, Robin J.
- Tausend, Walter
- Tauss, C.
- Tauss, Catherine
- Taussig, Robert.
- Tautin, John
- Tavakilian, Gérard L. (Gérard Luc)
- Tavakol, Sareh
- Tavakoli, Majid
- Tavakoli-Korghand, Gholamreza
- Tavana, Gaugau
- Tavano, Maria Luisa
- Tavares, Aldaléa Sprada
- Tavares, Armando Reis
- Tavares, Bartolomeu
- Tavares, C. B.
- Tavares, Carl J
- Tavares, Carolina R
- Tavares, Célia Regina Granhen
- Tavares, Daniel
- Tavares, Débora de Queiroz
- Tavares, Diva S.
- Tavares, Eliana Schwartz
- Tavares, F. C. A.
- Tavares, Ingrid da Silva
- Tavares, Isabelle I.
- Tavares, J.
- Tavares, J.
- Tavares, J. S.
- Tavares, Jaqueline R.
- Tavares, L. H. S.
- Tavares, Lorena Benathar Ballod
- Tavares, M. C. S.
- Tavares, Mara
- Tavares, Marcelo Teixeira
- Tavares, Marcia
- Tavares, Marcos
- Tavares, Maria Clotilde Henriques
- Tavares, Maria da Conceição Marques
- Tavares, Maria Lúcia R.
- Tavares, Mario
- Tavares, Maurício
- Tavares, Rafael Dos Anjos Mendes
- Tavares, Raphael
- Tavares, Valeria da C.
- Tavares, Vitor Emanuel
- Tavares, Wagner De Souza
- Tavares-Braga, Luís Gustavo
- Tavares-Dias, Marcos
- Tavares-Martins, Ana Cláudia Caldeira
- Taveau, Onésiphore
- Tavecchia, Giacomo
- Taveira, Eleusa F.
- Tavella, Leonardo Barreto
- Tavella, Luciana
- Tavener-Smith, R. (Ronald)
- Tavera, Rosaluz
- Taveras, Rosina
- Taverna, Anabela
- Taverne, L
- Taverne, Louis.
- Taverner, P. A. (Percy Algernon), 1875-1947
- Tavernetti, James R. (James Romeo), 1904-
- Tavernier, Jean-Baptiste, 1605-1689
- Tavers, Michael J.
- Taviani, Marco
- Taviani, Narriman
- Tavolga, Margaret Cordsen
- Tavolga, William N., 1922-
- Tavoloni, Patrícia
- Tavora, Almir F
- Tavora, Antonio
- Távora, Renata
- Távora, Vladimir de Araújo.
- Tawan, C. S.
- Tawfik, Monib Sayed
- Tawke, Miss.
- Taws, Nicki
- Tax, Sol, 1907-1995
- Tay, Eng Pin
- Tay-Bow African Violets,
- Taye, Alan C
- Taylan, Mehmet
- Tayler, Colin K
- Tayler, James.
- Tayler, John James
- Tayloe, B. T.
- Taylor & Co. (London, England),
- Taylor & Francis.
- Taylor Bros.
- Taylor Bros. (Camden, N.J.)
- Taylor Bros. Nursery Co. (Greer, S.C.)
- Taylor Brothers (Camden, N.J.)
- Taylor Brothers (Camden, New Jersey)
- Taylor Brothers.
- Taylor Chestnut Farm,
- Taylor Gardens (Ware, Mass.)
- Taylor James, Sharilyn
- Taylor Nursery and Fruit Farm.
- Taylor Perry, Jr. & Co.
- Taylor River Ranger District (Colo.)
- Taylor Sudan Expedition (1926-1927)
- Taylor, D. R. F.
- Taylor, A. F. S. (Molecular fungal ecologist)