- Brittan, Martin R. (Martin Ralph), 1922-2008
- Brittan, N.
- Brittan, Norman H.
- Brittell, J. David (John David), 1952-2014
- Britten, Charles Arthur.
- Britten, Edward J.
- Britten, H.
- Britten, Hugh B.
- Britten, James, 1846-1924
- Britten, L L
- Britten's Bulb Gardens.
- Brittinger, Christian.
- Brittinger, Kajetan
- Brittingham, Margaret Clark
- Brittlebank, C. C. (Charles Clifton), 1863-1945
- Brittnacher, John
- Britto, Elton Nunes
- Britto, Fábio Barros
- Britto, Marcelo R.
- Britto, Sandro Geraldo de Castro
- Britton, C. M. (Carlton M.)
- Britton, David R. (David Rex)
- Britton, Donald M. 1923-2012
- Britton, Dorothy.
- Britton, E. B. (Everard Baldwin), 1912-2004
- Britton, Elizabeth G. (Elizabeth Gertrude), 1858-1934
- Britton, Elizabeth Gertrude
- Britton, Everard Baldwin
- Britton, Hazel A.
- Britton, J. Blodget
- Britton, John Robert
- Britton, John, 1771-1857
- Britton, Joseph C.
- Britton, Katharine.
- Britton, M. R.
- Britton, Marie Claire
- Britton, Max Edwin, 1912-2004
- Britton, Melissa
- Britton, Michael
- Britton, Nathaniel Lord, 1859-1934
- Britton, P. L.
- Britton, Review By: E G
- Britton, Review By: N L
- Britton, Wilton Everett, 1868-1939
- Britton-Davidian, Janice
- Brittsan, Michael
- Britvec, Mihaela
- Britz, P. J. (Peter Jacobus), 1959-
- Britz, Ralf, 1964-
- Britz, Steven J
- Britza, Karen
- Britzelmayr, Max, 1839-1909
- Britzke, Ricardo
- Brividoro, Melina
- Brivio, P C
- Brix, Saskia
- Briz, Luciana Díaz
- Brizicky, George K. (George Konstantin), 1901-1968
- Břízová, Radka
- Brizuela, Carolina
- Brizuela, Santiago
- Brizzi, Rossana
- Brizzola dos Santos, Geane
- Brna, Paul.
- Broad Gauge Iron Works.
- Broad, A. C.
- Broad, Allen J.
- Broad, Gavin R.
- Broad, Genevieve
- Broad, Steven
- Broadbent, B. M.
- Broadbent, Emer Elwood, 1915-1980
- Broadbent, K.
- Broadbent, Kendal
- Broadbent, Patricia
- Broadbent, Sarah E.
- Broadfoot, Jim D.
- Broadfoot, W. M. (Walter Marion), 1911-
- Broadhead, D. M. (Dempsey Matthew), 1928-
- Broadhead, Elcy C.
- Broadhead, Garland C. (Garland Carr), 1827-1912
- Broadhead, Thomas W.
- Broadhurst, Ben T.
- Broadhurst, Celia
- Broadhurst, E.
- Broadhurst, Jean, 1873-1954
- Broadhurst, Linda
- Broadhurst, Linda M.
- Broadhurst, Lola
- Broadhurst, Matt K.
- Broadhurst, Review By: Jean
- Broadley, Alexander Meyrick
- Broadley, Donald G.
- Broadley, Hannah
- Broadrick, E. G.
- Broadview Nursery.
- Broadway, Walter Elias, 1863-1935
- Broadwell, John B.
- Broberg, Cynthia L
- Brobst, Donald Albert, 1925-
- Broca, Paul, 1824-1880
- Broca, Philippe de, 1823-1900
- Brocadet, P.
- Brocardo, Carlos Rodrigo
- Brocas, Frederick Yorke.
- Brocchi, Giambattista, 1772-1826
- Brocchi, P. (Paul), 1839-1898
- Brocchini, Myra M., 1932-
- Brocchini, Ronald Gene, 1929-
- Broce, Alberto Bolivar, 1942-
- Broch, Hjalmar, 1882-1969
- Broch, Philipp
- Brocher, Frank, 1866-1936
- Brochieri, Francesco
- Brochmann, Christian
- Brock Nurseries.
- Brock Nursery.
- Brock, Alan
- Brock, Beverley
- Brock, Glenn A
- Brock, J. P.
- Brock, James A.
- Brock, Johann Georg, 1852-1889
- Brock, Jordan R.
- Brock, Kelsey
- Brock, Matthias
- Brock, Paul D., 1958-
- Brock, R. A. (Robert Alonzo), 1839-1914
- Brock, Rachel E.
- Brock, Richard E.
- Brock, Theo C. M. (Theodorus Cornelis Maria), 1953-
- Brock, Vernon E.
- Brockbank, William
- Brocke, Rainer, 1960-
- Brockedon, William, 1787-1854
- Brockerhoff, Eckehard
- Brockerhoff, Eckehard G.
- Brockett, Terry E.
- Brockhaus, Friedrich Arnold, 1772-1823
- Brockhouse, Charles L., 1959-
- Brocklebank , E. W.
- Brocklehurst, M. J. C.
- Brocklesby, John, 1811-1889
- Brockman, Garry
- Brockmann, Axel
- Brockmann, Ernst
- Brockmann, H. Jane
- Brockmann, M. C.
- Brockmann-Jerosch, H. (Heinrich), 1879-1939
- Brockmeier, Heinrich
- Brocksom, Timothy J.
- Brockton Farm.
- Brockton Gardens (Firm)
- Brockway, Barbara F
- Brockway, C. B.
- Brockway, Fred John, 1860-1901
- Brockwell, Sally
- Brocx, Margaret
- Broda, Gerald S.
- Brodbeck, Brent V.
- Brodbeck, S. S.
- Brode, John M.
- Brodell, Albert P. (Albert Perry), 1895-1957
- Broden, A
- Broderick, Andrew
- Broderick, Laurie L.
- Broderip, William John, 1789-1859
- Broders, Hugh G.
- Broders, Kirk
- Brodeur, Jacques, 1959-
- Brodeur, Serge, 1961-
- Brodey, Kenneth
- Brodie, Benjamin, Sir, 1783-1862
- Brodie, Captain
- Brodie, Charles Gordon.
- Brodie, D. A. (David Arthur), 1867-1951
- Brodie, Edmund D., 1963-
- Brodie, Gilianne D
- Brodie, Gilianne D
- Brodie, Gilianne D.
- Brodie, Harold J. 1907-1989
- Brodie, James.
- Brodie, Jon E
- Brodie, Juliet
- Brodie, Peter Bellinger, 1815-1897
- Brodie, Robert,
- Brodie, Thomas Gregor, 1866-1916
- Brodie, William, 1831-1909
- Brodie's Biloxi Nursery.
- Brodkin, Hank
- Brodkorb, Pierce, 1908-1992
- Brodo, Fenja, 1936-
- Brodo, Irwin M. (Irwin Murray), 1935-
- Brodribb, Tim J
- Brodrick, F. W. (Frederick William), 1879-1959
- Brodsky, Vsevolod
- Brodtmann, Joseph, 1787-1862
- Brody, Allison J.
- Brody, Arnold R.
- Brody, Samuel, 1890-1956
- Broe, R.
- Broë, Samuel de, seigneur de Citry et de La Guette, active 17th century-
- Broeck, Henri van den, 1845-1926
- Broecker, Wallace S. (Wallace Smith), 1931-2019
- Broeckx, Corneille, 1807-1869
- Broedelet, Willem, active 1692-1719
- Broek, Elisabeth van den
- Broek, J. van den
- Broek, Marcel van den
- Broekhuizen, Sim
- Broekhuysen, G. J. (Gerrit Jeronimo)
- Broemeling, Derek K.
- Broemme, Chr.
- Broen, Bodo von
- Broerman, Fred J.
- Broers, Debra A
- Broersma, Klaas.
- Brogger, Martín I
- Brøgger, Waldemar Christopher, 1851-1940
- Brogi, Sigismondo, 1851?-1899
- Brogiani, Dominico, 1716-
- Brogim, Rosemary A
- Broglio, Sônia Maria Forti
- Brogni, Eduardo
- Broich, Steven L.
- Broili, Ferdinand, 1874-1946
- Broilliard, Charles, 1831-1910
- Broinowski, Gracius J. (Gracius Joseph), 1837-1913
- Broitman, Bernardo R.
- Brokamp, Grischa
- Brokaw, Joshua M
- Brokenbro, Terry W.
- Broken-Brow, Julie
- Brokordt, Katherina B., 1969-
- Brölemann
- Brolemann, Henry Wilfred, 1860-1933
- Broley, Charles L
- Brölmann, Johannes Bernardus Balthasar, 1920-
- Broly, Pierre
- Bromand, Siamak
- Bromby, Charles Henry
- Bromehead, Cyril Edward Nowill, 1885-1952
- Bromehead, Joseph, 1747 or 1748-1826
- Bromfield, Eliza
- Bromfield, William Arnold, 1801-1851
- Bromilow, Frank
- Bromilow, R. N.
- Bromley, Leroy A. (Leroy Alton), 1919-
- Bromley, Peter T.
- Bromley, R. G. (Richard Granville), 1939-2018