- Whittington, Harry Blackmore
- Whittington, Ian D.
- Whittington, Michael S.
- Whittington, P. A.
- Whittington-Jones, Craig
- Whittle, C. A.
- Whittle, Charles Livy, 1862-
- Whittle, Ellen,
- Whittle, K.
- Whittlef, Leesa
- Whittlesey, Charles, 1808-1886
- Whitton, Jeannette
- Whitton, Robert
- Whittow, G. Causey, 1930-
- Whitty, J M
- Whitwell, G.
- Whitworth, H F
- Whitworth, Peter H.
- Whitworth, T
- Whitworth, Terry L.
- Whole Root Nursery.
- Wholecheese, George M.
- Wholesale Nurseries.
- Whorf, Edward Henry,
- Whorrall, Kyle
- Whybird, O. J.
- Whybrow, P. J.
- Whybrow, Peter Joseph
- Whymper, Charles, 1853-1941
- Whymper, Edward, 1840-1911
- Whymper, Emily Hepburn, 1833-1886
- Whymper, Frederick
- Whymper, Josiah Wood, 1813-1903
- Whyte, Alexander
- Whyte, Frederic, 1867-1941
- Whyte, G Duncan
- Whyte, James Christie.
- Whyte, James M.
- Whyte, R. B.
- Whyte, Robert
- Whyte, Thomas R
- Whyte-Melville, G. J. (George John), 1821-1878
- Wi, Jin Hee
- Wiakabu, Joseph
- Wiancko, Alfred Thedore, 1872-
- Wiancko, Theodore Adolph Ferdinand, 1876-
- Wiant, James S. (James Stewart), 1900-
- Wiantoro, Sigit
- Wiatrowska, Blanka
- Wiazemsky, N. W., Prince.
- Wibbe, J. H. (John Herman), 1848-1899
- Wibberley, T. (Thomas), 1880-1930
- Wible, John R.
- Wibmer, Guillermo J.
- Wichailux, O.
- Wichard, Wilfried, 1944-
- Wichep, John
- Wicherley, William
- Wichers, H. J.
- Wichita (Kan.). Board of Park Commissioners.
- Wichita Nurseries & Seed House.
- Wichita Nurseries (Wichita, Kan.)
- Wichita Nurseries and Seed House.
- Wichita Nursery and Floral Company.
- Wichita Nursery.
- Wichita Valley Pecan Farm.
- Wichman, Chipper
- Wichman, Daniel P.
- Wichman, Holly A
- Wichmann, Heinrich E
- Wichmann, Hugo John, 1884-
- Wicht, Barbara
- Wichterman, Ralph
- Wichura, Max.
- Wick Hathaway (Firm)
- Wick Hathaway's Berry Plant Nursery.
- Wick, Ashley Anne
- Wick, Gary A.
- Wick, Herbert L. (Herbert Louis),
- Wick, Oscar.
- Wickenheiser, Herbert C
- Wickens, C H
- Wickens, Michael T
- Wickens, Patti A.
- Wicker, C L
- Wicker, Dawn
- Wicker, Ed F.
- Wicker, Falk
- Wicker'S Iris Garden,
- Wickersham Nurseries.
- Wickersham, C. W.
- Wickersham, George Howard
- Wickersham, R. A.
- Wickes, Ethel May, 1872-1940
- Wickett, Robert G.
- Wickevoort Crommelin, Jan Pieter van.
- Wickham, Daniel E.
- Wickham, H. F. (Henry Frederick), 1866-1933
- Wickham, Jacob B.
- Wickham, P. F.
- Wickham, W. A.
- Wickizer, Diane E
- Wickl, Karl-Heinz
- Wickler, I.
- Wickler, Wolfgang
- Wickliffe, Jeffrey K
- Wicklow, Barry
- Wickman, Boyd E.
- Wickman, D. F.
- Wickman, Per-Olof
- Wickmann, Cand
- Wicknick, Jill A
- Wickramaarachchi, Sulakshana
- Wickramasinghe, Mendis
- Wicks, John Bartlett
- Wicks, Johonet C.
- Wicks, Mike
- Wickson, Edward J. (Edward James), 1848-1923
- Wicksteed, Edward, 1758
- Wicksten, M K
- Wicksten, Mary K.
- Wickstrom, Jerry C.
- Wickstrum, Peter M., 1853-
- Wickware, G. M.
- Widder, Edith A.
- Widder, Felix J.
- Widdowes, G. (Giles), active 1669-1675
- Widdows, John
- Widdowson, Jennie
- Widdowson, Margaret
- Widdrington, S. E. (Samuel Edward), 1787-1856
- Widén, Carl Johan
- Widén, Per, 1963-
- Widener, Peter
- Widershein, A.
- Widjaja, Elizabeth A.
- Widlak, James C.
- Widman, James C.
- Widmann, Otto
- Widmann, Peter
- Widmann, Richard H.
- Widmark, Fredrik Olof, 1799-1839
- Widmer, Cynthia Elisa
- Widmer, Yvonne
- Widodo, Pudji
- Widodo, W.
- Widtsoe, John Andreas, 1872-1952
- Widyastuti, Rahaju
- Widyatmoko, Didik
- Wiebe, Eric M.
- Wiebe, G. A. (Gustav A.)
- Wiebe, Karen L. (Karen Lorelle), 1966-
- Wiebe, Maidi
- Wiebe, Myra O
- Wieben, Anella.
- Wieber, Anne M.
- Wieber, Maria G.
- Wiebes, J. T.
- Wiebes-Rijks, A. A.
- Wiebkin, Ole W.
- Wieboldt, Thomas F
- Wiecek, Barbara
- Wiechmann
- Wieczorek, John
- Wieczorek, Karina
- Wieczorrek, Carsten
- Wied, Maximilian, Prinz von, 1782-1867
- Wiedeman, Varley E.
- Wiedemann, Christian Rudolph Wilhelm, 1770-1840
- Wiedemann, L. M.
- Wiedemayr, Leonhard
- Wiedenbrug, Sofia, 1966-
- Wiedenfeld, David A. 1957-
- Wiedenheft, William.
- Wiedeńska, Jolanta Maria
- Wiederhold, Nathan
- Wiedersheim, Eduard
- Wiedersheim, Robert, 1848-1923
- Wiedey, Lionel William
- Wiedmann, Jost
- Wiefels, Alexandre
- Wiegand, Craig L.
- Wiegand, Johann, 1776
- Wiegand, K. M. (Karl McKay), 1873-1942
- Wiegand, Peter
- Wiegand, Sabine
- Wiegel, Karl-Heinz
- Wiegel, Robert L.
- Wiegmann, A. J. Fr., 1771-1853
- Wiegmann, Arend Friedrich August, 1802-1841
- Wiegmann, Brian M., 1963-
- Wiegmann, Carl Arend Friedrich
- Wiegmann, F A
- Wiegmann, Wm H
- Wiegmenn, William H
- Wiehl, Georg
- Wiehler, Hans
- Wiel, P. van der
- Wieland, Frank
- Wieland, G. R. (George Reber), 1865-1953
- Wieland, Joseph Fridolin, 1804-1872
- Wieland, Mark
- Wieland, P. A. T.
- Wielaus, Ronald S
- Wielding, Sten
- Wieler, A. (Arwed), 1858-
- Wielewicki, Angélica Polenz
- Wielgas, Dale
- Wielgas, Ronald S
- Wielgus, Dale
- Wielgus, Joseph R
- Wielgus, Ronald S
- Wielink, Paul
- Wieloch, Alexander Hannemann
- Wielowieyski, Henryk, 1860-1924
- Wielstra, Ben
- Wieman, Harry Lewis, 1883-
- Wieme, Vanessa
- Wiemer, David
- Wiemers, Martin, 1966-
- Wiemeyer, Stanley N.
- Wien, Hans Chris
- Wiencke, Christian
- Wienecke, B C
- Wiener Museum der Naturgeschichte.
- Wiener Nursery.
- Wiener, A. S.
- Wiener, August F.
- Wiener, Ferdinand J.
- Wieners, Julia A
- Wienholt, Arnold, 1895?-
- Wienker, Bernhard
- Wiens, Carol Dedecker
- Wiens, Delbert
- Wiens, Galen
- Wiens, J. David
- Wiens, John A
- Wiens, John F
- Wiens, John J
- Wiens, Leonard Arnold.
- Wienskoski, Eduardo H
- Wier, Daniel B.
- Wiercinski, Floyd J
- Wierenga, J J
- Wieringa, Jan
- Wierix, Jeronimus, 1553-1619
- Wiernik, Peter
- Wiersema, John Harry
- Wiersema, N. A.
- Wiertz, G