- Warren, Richard
- Warren, Robert E.
- Warren, Robert.
- Warren, S. H.
- Warren, Shields
- Warren, Stephanie M
- Warren, Steven D.
- Warren, Viola Lockhart, 1896-1968
- Warren, William 1839-1914
- Warren, William Henry
- Warren, William, lepidopterist.
- Warren-Gash, Haydon
- Warren's (Firm : Berkeley, Calif.)
- Warren's Floral Saloon and Horticultural Museum.
- Warren's Garden and Nurseries (Brighton, Mass.)
- Warrenville Berry Farms.
- Warrenville Nursery Farms,
- Warrick, Robert B
- Warriner, Jane C
- Warriner, John S
- Warring, Sally D.,
- Warrington, P. D.
- Warrington, Staci
- Warrit, Natapot
- Warsaw Gladiolus Gardens.
- Warschkow, Oliver
- Warshauer, F. R.
- Warshavsky, Andrey
- Warshaw Collection of Business Americana.
- Wartburg, A.
- Wartchow, Felipe
- Warter, Stuart L
- Warth, Manfred
- Warthen, J. D.
- Warthin, Aldred Scott, 1904-
- Warthmann, Norman
- Wartmann Nursery Co.
- Wartmann, B. (Bernhard), 1830-1902
- Wartmann, Jakob, 1803-1873
- Warui, Charles Mwaura
- Warwick, A
- Warwick, Charles E.
- Warwick, Charles.
- Warwick, Esme P.
- Warwick, F. M.
- Warwick, Nigel
- Warwick, R.M.
- Warwick, Richard Martyn
- Warwick, Suzanne I.
- Warwickshire Natural History and Archaeological Society.
- Warwyck, Wijbrant van, approximately 1569-1615
- Warzecha, Paulina
- Wasbauer, Marius S. (Marius Sheridan), 1928-
- Waschnitz, Lilly
- Wascom, Michael W
- Waseem, Muhammad
- Wasef, Sally
- Waselkov, Gregory A.
- Waser, Lars T.
- Wasey, G K
- Washburn & Co.
- Washburn & Curtis.
- Washburn and Company, Boston.
- Washburn Dahlia Gardens.
- Washburn, Miss,
- Washburn, Brian E.
- Washburn, F. E.
- Washburn, F. L. (Frederic Leonard), 1860-1927
- Washburn, Henry J. (Henry James), 1862-1929
- Washburn, Howard E.
- Washburn, Lowell
- Washburn, Margaret Floy, 1871-1939
- Washburn, Raymond Secord, 1887-
- Washburn, Richard H.
- Washburn, Richard I.
- Washburn, Robert Mann, 1874-
- Washburn, Stephen J.
- Washburne, Carleton Wolsey, 1889-
- Washburne, Chester Wesley, 1883-
- Washburne, Randel.
- Washburn-Wilson Seed Co.
- Washington (State)
- Washington (State) Dept. of agriculture.
- Washington (State). Bureau of Statistics and Immigration.
- Washington (State). Coastal Zone Management Program.
- Washington (State). Department of Ecology.
- Washington (State). Department of Fish and Wildlife.
- Washington (State). Department of Fisheries.
- Washington (State). Department of Natural Resources.
- Washington (State). Department of Wildlife.
- Washington (State). Dept. of Fish and Wildlife.
- Washington (State). Dept. of Fisheries and Game.
- Washington (State). State Commissioner of Horticulture.
- Washington (State). Superintendent of Public Instruction.
- Washington Academy of Sciences (Washington, D.C.)
- Washington Agricultural Experiment Station.
- Washington Biologists' Field Club
- Washington Chamber of Commerce (D.C.). Special Committee on Milk Situation in District of Columbia.
- Washington Conference of District Foresters 1930-
- Washington Floral Co.
- Washington Greenhouses.
- Washington Heights Nurseries.
- Washington High School (Washington, D.C.)
- Washington jockey club.
- Washington Native Plant Society.
- Washington Natural Heritage Program.
- Washington Nurseries (Toppenish, Wash.)
- Washington Nursery Co.
- Washington Nursery Company.
- Washington orange grove association.
- Washington School Boys' Association
- Washington Seed Co.
- Washington society of the fine arts, Washington, D.C.
- Washington State Apple Commission.
- Washington State Gap Analysis Project.
- Washington State Parks And Recreation Commission.
- Washington State Snowmobile Association.
- Washington State University.
- Washington Street Nurseries (Geneva, N.Y.)
- Washington Valley Dahlia Gardens.
- Washington, Betsy B.
- Washington, D.C. Chamber of commerce. Special committee on milk situation in District of Columbia.
- Washington, George, 1732-1799
- Washington, Haydn
- Washington, Haydn G
- Washington, Henry S. (Henry Stephens), 1867-1934
- Washington, Henry Stephens, 1867-1934
- Washington, Margaret.
- Washitani, Izumi
- Wasielesky, Wilson, Jr.
- Wasielewski, Theodor Karl Wilhelm Nicholas von, 1868-
- Wasley, J.
- Wasmann, Erich, 1859-1931
- Wasmer, Robert A.
- Wason, Anil
- Wasonga, D. V. (Domnick Victor)
- Wasonga, Victor
- Wasowicz, Anthony
- Wasowicz, Pawel
- Wass, Ed F.
- Wass, Marvin L. (Marvin Leroy), 1922-
- Wass, Robin
- Wass, Robin E.
- Wassam, C. E.,
- Wassan, R J
- Wasscher, Marcel
- Wassell, James T.
- Wassenberg, Chas. F.
- Wasserburg, Richard J
- Wasserloos, E.
- Wasserman, Danielle
- Wasserman, David
- Wasserman, Harold
- Wasserman, Ryan
- Wassermann, August, 1866-1925
- Wassermann, G. F.
- Wassersug, Richard J.
- Wasserthal, L. T.
- Wasserzug, Étienne Bronislaw
- Wasserzug, M E
- Wasshausen, Dieter C.
- Wassner, Diego Fernán
- Wasson, John R.
- Wasson, Kerstin
- Wasson, R Gordon
- Wasson, Theron, 1887-
- Wassum, Chas. S.,
- Wasteneys, Hardolph
- Wasti, S. Salman
- Wastian, Laura
- Wastler, T. A.
- Wasum, Ronaldo
- Watabe, Hide-Aki
- Watabe, Mahito
- Watabe, Norimitsu
- Watada, Alley E.
- Watanabe, A. L.
- Watanabe, Akinobu,
- Watanabe, Daisuke
- Watanabe, Gentai, 1749-1822
- Watanabe, Hideki
- Watanabe, Hiroko Makino
- Watanabe, Hiromi
- Watanabe, Hiroshi
- Watanabe, I.
- Watanabe, Ii-Sei
- Watanabe, K.
- Watanabe, Kayo
- Watanabe, Kazuo
- Watanabe, Kiyohiko. 渡辺淸彥, 1900-
- Watanabe, Kohei
- Watanabe, Kozo
- Watanabe, Kyohei
- Watanabe, Mamoru
- Watanabe, Marcos D.B.
- Watanabe, Maurício
- Watanabe, Michihito
- Watanabe, Mikiko
- Watanabe, Mikio
- Watanabe, Munetaka
- Watanabe, Nangaku, 1767-1813
- Watanabe, Nasao
- Watanabe, Seitei, 1851-1918
- Watanabe, T.
- Watanabe, Takako
- Watanabe, Takako
- Watanabe, Takushi X.
- Watanabe, Timoteo T.
- Watanabe, Tsuyoshi
- Watanabe, Yoichi
- Watanabe, Yoshio
- Watanabe, Yuichi G.
- Watari, Yuya
- Watasé, Shozaburo.
- Watchman, A L
- Watchman, Alan
- Watchung Dahlia Gardens.
- Watelet, Adolphe, 1811-1879
- Watelet, Adolphe, 1839-1899
- Watelet, Claude-Henri, 1718-1786
- Watelet, Eugénie,
- Watenpaugh, H. D.
- Water Resources Council (U.S.)
- Water, James.
- Waterer, Hosea (Firm : Philadelphia)
- Waterer, Hosea.
- Waterfall, U. T. (Umaldy Theodore),
- Waterfield, Margaret H.,
- Waterfield, Margaret Helen 1863-1953
- Waterhouse, A. N.
- Waterhouse, Barbara
- Waterhouse, Benjamin, 1754-1846
- Waterhouse, Charles Owen, 1843-1917
- Waterhouse, D. F.
- Waterhouse, David R
- Waterhouse, Frederick H
- Waterhouse, Frederick Herschel, 1845-1919
- Waterhouse, G. R. (George Robert), 1810-1888
- Waterhouse, Gustavus A., 1877-1950
- Waterhouse, H
- Waterhouse, J. B. (John Bruce), 1932-
- Waterhouse, J. H. (Janet H.)
- Waterhouse, J. Stallard
- Waterhouse, James
- Waterhouse, John T
- Waterhouse, L L
- Waterhouse, Maurice
- Waterhouse, W. K.
- Waterhouse, Walter Lawry
- Waterloo Bulb Farms.