- Sears, Richard
- Sears, Roebuck and Company.
- Sears, T A
- Sears, W.E.
- Sease, Catherine, 1947-
- Seateun, Sengvilay
- Seaton, H. E. (Henry Eliason), 1869-1893
- Seaton, Philip
- Seaton, R W
- Seattle Dahlia Gardens.
- Seattle Seed Company.
- Seaver, F J
- Seaver, Fred J
- Seaver, Fred Jay, 1877-1970
- Seaver, Jonathan C B P
- Seaver, Review By: F J
- Seaver, T. Whitchurch
- Seavey, Frederick
- Seavey, Jean L.
- Seavey, Steven R
- Seavy, Nathaniel E
- Seaward, Kimberley
- Seaward, M. R. D.
- SeaWiFS Project (Goddard Space Flight Center)
- Seawright, Jack A.,
- Seawright, Jack Arlyn, 1941-
- Seay, William A.
- Seba, Albertus, 1665-1736
- Sebald, O
- Sebaldt, Carl Fredrik,
- Sebastian, Alba Torres J
- Sebastian, Honey
- Sebastian, P A
- Sebastian, Pothalil
- Sebastian, V O
- Sebastiani, Antonio, 1782-1821
- Sebastiani, Federico
- Sebastiani, Renata
- Sebastianum Henricpetri.
- Sebastião da Silva, Harley
- Sebastien, NY.
- Sebastien, Nyamien Yahaut
- Sebastopol Nurseries.
- Sebbenn, Alexandre M.
- Sebbenn, Alexandre Magno
- Sebela, M
- Sebens, Kenneth P.
- Sebert, Hippolyte, 1839-1930
- Sebilia, Andrés S. C.
- Sebilian, Serina S.
- Sébin, active mid-19th century-
- Sebisch, Melchior, 1578-1674
- Sebnens, K P
- Seboth, Joseph, 1816-1883
- Sebrell, W. H. (William Henry), 1901-
- Sebright, John Saunders, Sir, 1767-1846
- Seburn, Carolyn
- Seburn, David C.
- Secall e Inda, José
- Secatto, A
- Secchi, Eduardo R.
- Secco, Ricardo de S.
- Sechenov, I. M. (Ivan Mikhailovich), 1829-1905
- Sechet, Emmanuel
- Sechi, Nicola
- Sechrist, E. L.,
- Secioso Santos, Hugo Ricardo
- Seckel, G. R.
- Seckt, Heinrich Karl Felix Hans
- Seco Pon, Juan P.
- Seco Pon, Juan Pablo
- Secombes, Christopher J
- Second Conference of State Highway Testing Engineers and Chemists Washington, D.C.) 1920-
- Second Danish Pamir expedition.
- Second North American Wildlife Conference.
- Secor's Nursery (Perry, Ohio)
- Secorun, Alan C.
- Secoy, Diane Marie
- Secrest, Edmund, 1882-
- Secrest, Lee B.
- Secretan, Louis, 1758-1839
- Secretan, Sylvie
- Secretaries, Acting
- Secretaries, The
- Secretaries, The Acting
- Secretaries, The Honorary
- Secretary, Honorary Philological
- Secretary, The
- Secretary, The Honorary
- Secretary, The Honorary Philological
- Secretary, The Natural History
- Secretary, The Philological
- Secretary, The Sub
- Secretry, Honorary Philological
- Secrett, F. A.
- Sectionov
- Secunda, Robert Charles
- Secutti, Sandro
- Sedaeva, Kulyash M
- Sedaghatpour, Maryam
- Sedar, Albert W
- Seddik, Sihem
- Sedding, John Dando, 1838-1891
- Seddon, G
- Seddon, H R
- Seddon, Herbert Robert
- Seddon, Julian
- Seddon, Mary B
- Seddon, Matthew T.
- Seddon, Nathalie
- Seddon, Philip J
- Sede, Silvana
- Sedell, James R
- Sedelmeyer, H. A.
- Sedeño Bueno, Erick
- Sedey, Kris A
- Sedgeick, Eric H
- Sedgeley Farm (Hinsdale, Ill.)
- Sedgfield, S.,
- Sedgwich, Eric H
- Sedgwick Museum.
- Sedgwick Nursery (Sedgwick, Kan.)
- Sedgwick, Adam, 1785-1873
- Sedgwick, Adam, 1854-1913
- Sedgwick, E H
- Sedgwick, Eric
- Sedgwick, Eric H
- Sedgwick, James A
- Sedgwick, Jenny
- Sedgwick, L
- Sedgwick, L E
- Sedgwick, Lindsay E
- Sedgwick, Lindsey E
- Sedgwick, Mabel Cabot.
- Sedgwick, Peter
- Sedgwick, Sidney Newman.
- Sedgwick, Thomas F.
- Sedgwick, W. T. (William Thompson), 1855-1921
- Sedgwick, Walter C.
- Sedinger, James S.
- Sédir, Paul, 1871-1926
- Sedivy, Claudio.
- Sedivy, Dean Gordon.
- Sedivy, Josef
- Sediyama, Carlos S.
- Sedláček, František
- Sedlacek, John D.
- Sedlar, Zorana
- Sedman, Y S
- Sedman, Yale.
- Sedor, Allegra N.
- Sedor, Fernando A
- Sedrez, Mário Cesar
- See, Marianne Goodridge.
- See, T J J
- Seebauer, Hans
- Seebeck, J H
- Seebeck, John
- Seebeck, John H
- Seebens, Hanno
- Seeber, Julia
- Seebohm, Henry, 1832-1895
- Seebohm., By Henry
- Seebohm., Henry
- Seed Catalog Collection.
- Seed Collection Workshop Macon, Ga.) 1979-
- Seed Jobbers.
- Seed Trade Reporting Bureau, Inc.
- Seed world.
- Seed, Leahwyn
- Seed, R
- Seed, W F
- Seed, Wallace F
- Seedikkoya, K
- Seeds, K. B. (Karl Beaver), 1879-
- Seegar, J K D
- Seegar, W S
- Seegar, William S
- Seeger, Michael
- Seeger, Moritz.
- Seeger, Rudolf
- Seegers, L
- Seegmiller, J E
- Seegmiller, Rick F.
- Seegrist, Donald W.,
- Seehabutr, Viyada
- Seehausen, Martin Lukas
- Seehausen, Ole
- Seehorn, Monte E.
- Seeker, Albert Frederick.
- Seelanan, T
- Seelbach, P
- Seeler, Edgar Viguers, Jr., 1908-
- Seeley and Co.,
- Seeley Jackson & Halliday,
- Seeley, H. G. (Harry Govier), 1839-1909
- Seeley, R H
- Seeley, Robin Hadlock
- Seeley, Thomas D
- Seelig, William N.
- Seeliger, Oswald
- Seeliger, Ulrich
- Seeligmann, C . T.
- Seeligmann, Claudia
- Seelingmann, C T
- Seely, Christina
- Seely, Henry Martyn, 1828-1917
- Seely, Patricia Butcka.
- Seelye, Charles W.,
- Seeman, Ernest
- Seeman, Owen D
- Seemann, Berthold
- Seemann, Berthold C.
- Seemann, Berthold, 1825-1871
- Seemann, Peter
- Seemann, Wilhelm E. G.
- Seemen, Karl Otto von, 1838-1910
- Seeno, T N
- Seeno, Terry N
- Seepersad, Govind
- Seerey, Daniel F.
- Seesamut, Teerapong
- Seetapan, Kriengkrai
- Seetharaman, S
- Seeto, J
- Seeto, Katelin
- Seets, James W
- Seevers, Charles H
- Seevers, Charles H. (Charles Hamilton), 1907-1965
- Seewraj, Krish
- Sefferien, Mary L
- Sefrova, Hana
- Sefve, Ivar, 1886-1953
- Segadas-Vianna, Fernando
- Segadilha, Juliana
- Segal, Bárbara
- Segal, Bernard
- Segal, Earl
- Segal, Paul
- Segal, Ronald H.
- Segall, Alfred, 1870-
- Segall, Marc
- Segall, Walter, 1900-
- Segan, Cathy J
- Segarra, Carmen
- Segarra, Carolina
- Segarra-Carmona, Alejandro E.
- Segarra-Moragues, José
- Segawa, R
- Segawa, S