- F. & F. Nurseries.
- F. & S. Palmer (Firm),
- F. A Goodrich, Baldwinsville, New York
- F. A. Miller (Firm)
- F. A. Schwill & Bro.
- F. A. Secrett (Firm)
- F. A. Sherman Co.
- F. A. Showerman (Firm)
- F. A. Tetley & Son.
- F. and C. Rivington (Firm)
- F. Artos & Co.,
- F. B. Garrett (Firm)
- F. Barteldes & Co.
- F. Bentley and Co.
- F. C. Johnson & Co.
- F. C. M. (Friedrich Christian Meuschen), 1719-1811
- F. C. Mulkey's Dahlia Gardens.
- F. C. Stahelin & Son.
- F. C. Willson (Firm)
- F. E. McAllister (Firm)
- F. E. Palmer, Inc.
- F. E. Sanborn Company
- F. E. Skinner (Firm)
- F. Edward Gray (Firm)
- F. G. Taylor (Firm),
- F. Gonzalez & Co.
- F. H. Burglehaus (Firm)
- F. H. DeWitt & Co.
- F. H. DeWitt & Company.
- F. H. Riegelmeier (Firm)
- F. H. Williams (Firm)
- F. L. Perry (Firm)
- F. L. Wright (Firm)
- F. Lagomarsino & Sons.
- F. M. Grayton & Sons,
- F. M. Soar (Firm)
- F. Mertens' Sons.
- F. N. Wirt (Firm)
- F. O. Holmes and Sons.
- F. R. Hills (Firm)
- F. R. Waite (Firm)
- F. Rynveld & Sons.
- F. S. Flickinger (Firm)
- F. S. Rodgers (Firm),
- F. Savy (Firm),
- F. T. S.
- F. W. Brooke (Firm)
- F. W. Dixon (Firm)
- F. W. Meneray Crescent Nursery Company.
- F. W. Putnam & Co.
- F. W. Rochelle and Sons.
- F. W. Schumacher Seed Exchange.
- F. Walker & Co. (Louisville, Ky.)
- F. Weinberg (Firm)
- F., C. and J. Rivington (Firm)
- F., Rosset L
- F.A. Brockhaus Verlag Leipzig,
- F.A. Greenough (Firm)
- F.A. Guernsey & Co.
- F.A. Howard (Firm)
- F.A. Howard's Experimental Gardens.
- F.A. Miller (Firm)
- F.A. Miller Plant and Seed Co.
- F.A. Morgan & Co.
- F.A. Newbury (Firm)
- F.A. Spivey (Firm)
- F.A. Thole (Firm)
- F.A. Wetzel (Firm)
- F.B. Bobbitt & Company.
- F.B. Garrett & Sons.
- F.B. Mills (Firm)
- F.B. Mills Co.
- F.B. Mills' Fairview Seed Farm.
- F.C. Burns (Firm)
- F.C. Chelf (Firm)
- F.C. Graves Seed Company.
- F.C. Hetz & Sons.
- F.C. Hetz and Sons.
- F.C. Hornberger (Firm)
- F.D. Clavey & Sons.
- F.D. Clavey Ravinia Nurseries.
- F.D. Cornell Company.
- F.E. Conine Nursery Co.
- F.E. Cutting (Firm)
- F.E. Green (Firm)
- F.E. Grover & Co.
- F.E. Hyatt & Son.
- F.E. Palmer, Inc.
- F.E.A.
- F.F. & F.O. Shepardson (Firm)
- F.F. Farrar (Firm)
- F.F. Fletcher (Firm)
- F.F. Smith & Co.
- F.G. Knowlton (Firm)
- F.G. Mangus (Firm)
- F.G. Petersen & Son.
- F.G. Pratt (Firm)
- F.G. Taylor,
- F.H. Brunning (Firm)
- F.H. Burglehaus (Firm)
- F.H. Chappel (Firm)
- F.H. DeWitt & Co.
- F.H. DeWitt & Company.
- F.H. Ebeling (Firm)
- F.H. Horsford (Firm)
- F.H. Horsford Nursery Inc.
- F.H. Nusbickel (Firm)
- F.H. Stannard & Co.
- F.H. Woodruff & Sons, Inc.
- F.H. Woodruff & Sons.
- F.I. Carter & Sons (Tewksbury, Mass.)
- F.J. Conrad Flower Bulbs.
- F.L. Williams (Firm)
- F.M. Burnett & Sons.
- F.M. Crayton & Sons.
- F.M. Ellis (Firm)
- F.M. Palmiter and Son.
- F.M. Soar (Firm)
- F.M. Thomas & Sons.
- F.M. West (Firm)
- F.O. Borton (Firm)
- F.O. Chamberlin (Firm)
- F.P. Cassel's Son.
- F.R. Pierson (Firm)
- F.R. Pierson Company.
- F.S. Campbell & Sons.
- F.S. Johnson (Firm)
- F.S. Martin (Firm)
- F.S. Phoenix (Firm)
- F.T. Ramsey & Son.
- F.T. Ramsey (Firm)
- F.V.R. Veirs & Sons.
- F.W. Bogiano & Co.
- F.W. Bolgiano & Co.
- F.W. Brow Nurseries.
- F.W. Brow Nursery Company.
- F.W. Dixon (Firm)
- F.W. Fletcher & Co.
- F.W. James & Son,
- F.W. Kelsey Nursery Company.
- F.W. Meneray (Firm)
- F.W. Page & Son.
- F.W. Ritter & Co.
- F.W. Rochelle and Sons.
- F.W. Schumacher Co.
- F.W. Watson & Co.
- F.W.C. Almy (Firm)
- F.X. Schreiner (Firm)
- Fa, Darren A
- Faaborg, John
- Faan, Hwei-Chung
- Faanes, Craig A.
- Faasen, Paul van
- Faast, Renate
- Fabbri Tekla Expedition to Florida (1909-1910)
- Fabbri, F
- Fabbri, Liliana Teresa
- Fabbri, Roberto
- Fabbroni, Mariela
- Fabens, Joseph Warren, 1821-1875
- Faber, Albrecht
- Faber, Carl, 1842-
- Faber, Dean B
- Faber, Frederik, 1796-1828
- Faber, George Louis.
- Faber, Harald, 1856-
- Faber, Helen R.,
- Faber, Johann Franz Nicolaus.
- Faber, Johann, 1570-1640
- Faber, Johannes, 1574-1629
- Faber, Reginald Stanley.
- Faber, Richard R.,
- Faber, Walther
- Faberi, Ariel J.
- Faber-Langendoen, Don,
- Fabian Society (Great Britain). Committee to Inquire into Land Problems and Rural Development.
- Fabián, Marta Elena
- Fabianek, François
- Fabiani, C
- Fabiani, O
- Fabiani, Ramiro
- Fabiano, Filippo
- Fabiano-Da-Silva Willian
- Fabié, Antonio María
- Fabillo, Melodina
- Fabre, Anne-Claire
- Fabre, Antonin.
- Fabre, Augustin.
- Fabre, Jean-Henri, 1823-1915
- Fabre, Marie-Chantal
- Fabré, Nídia Noemi
- Fabre, Pierre-Henri, 1981-
- Fabre-Domergue
- Fabre-Domergue, Paul Louis Marie, 1861-
- Fabregas, J
- Fábres, José Clemente
- Fabres, Rafael Bandeira
- Fabrezi, Marissa
- Fabri, Honoré
- Fabri, Régine
- Fabricand, B. P.
- Fabricante, Juliano Ricardo
- Fabricius, Johann Christian, 1745-1808
- Fabricius, Otto, 1744-1822
- Fabricius, Philipp Conrad, 1714-1774
- Fabri-Ruiz, Salomé
- Fabrizi, Silvia
- Fabrizio, María Del Carmen
- Fabrizzi, Fernando
- Fabroni, Adamo
- Fabry, Heather
- Façanha, Ana Cristina
- Façanha, José Gilberto Vieira
- Façanha, Michelle Ferreira
- Faccenda, Odival
- Facchini, Francesco, 1788-1852
- Faccini, Delma E
- Faccini, João Luiz Horacio
- Faccio, M. C. S. R.
- Faccio, Steven D.
- Faccioli, Gregorio Guirado
- Faccioni-Heuser, Maria Cristina
- Facciotto, Pier Antonio.
- Facco, Janaina Thomasi
- Faccoli, Massimo
- Facer, Richard A.
- Facey, Douglas E.
- Facher, E
- Fachim, Eliani
- Fachinello, Maria
- Facholi-Bendassolli, Michelli C. N.
- Fack, W
- Fackler, James K.
- Facteau, Timothy Joseph, 1940-
- Factor, David F.
- Factor, Jan Robert
- Factori, R
- Facultad de Ciencias de Zaragoza
- Facultad de Medicina de México
- Faculté de médecine de Paris.
- Faculté des sciences de Paris. Association amicale des élèves et anciens élèves.
- Faculté des sciences de Rennes. Station entomologique
- Facundo, Valdir Alves
- Facure, Kátia Gomes
- Fadaei, Erfan
- Fadamiro, Henry
- Fadda, C
- Fadda, G
- Faddagon & v. Hogezand,
- Fadel, Valentin D