- Potash, Laura L.
- Potaufeu, Yann
- Potdar, G G
- Potdar, Vikram
- Poteau, J., fl 1876-
- Potential Gas Agency.
- Potenza, Donatella
- Potenza, Giovanna
- Potenza, Guido
- Potenza, Marco A C
- Poterč, Jasna
- Potes, Andrés
- Potgieter, Barent Jansz, 1574-
- Potgieter, Kurt
- Potgieter, Luke
- Potgieter, Martin
- Potgieter, Martin J
- Pothe De Baldis, E D
- Pothier, Oliver Louis, 1864-1926
- Pothitan, Rachanee
- Poths, H
- Potier de la Varde, R. (Robert), 1878-1961
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- Potiez, Valéry Louis Victor.
- Potiguara, Raimunda Conceição de Vilhena
- Potlakayala, SD
- Potocsky, Gabriel J.
- Potomac-side Naturalists' Club.
- Potomati, Adriana
- Potonié, H. (Henry), 1857-1913
- Potonié, Robert. 1889-1974.
- Potoschi, Antonio
- Potosí-Chuña, Jhon J.
- Pototski, Aleksander
- Potrony Hechavarría, María
- Potrony Hechavarría, María Elena
- Potschin, Marion
- Potschin-Young, Marion
- Potswald, Herbert E
- Pott, A
- Pott, A.
- Pott, Arnildo
- Pott, E
- Pott, J. F. (Johann Friedrich), 1738-1805
- Pott, Mrs R
- Pott, R
- Pott, Vali
- Pott, Vali J. (Vali Joana), 1946-
- Potteiger, Clarence Reuben,
- Pottenger, L. A.
- Potter & Clarke.
- Potter Nurseries,
- Potter Nursery.
- Potter, A. F.
- Potter, Albert F. (Albert Franklin), 1859-1944
- Potter, Alfred C.
- Potter, Alonzo, 1800-1865
- Potter, Benjamin
- Potter, Catherine
- Potter, Charles
- Potter, Christopher
- Potter, D
- Potter, Dale R.
- Potter, Dan
- Potter, Daniel
- Potter, Darryl G
- Potter, David
- Potter, David, 1894-1967
- Potter, Donald B., 1923-
- Potter, E C
- Potter, E. L. (Ermine Lawrence), 1884-
- Potter, E. W.
- Potter, Ermine Lawrence, 1884-
- Potter, George Edwin, 1898-
- Potter, George F.
- Potter, Harry B.
- Potter, I A N C
- Potter, I C
- Potter, James
- Potter, John
- Potter, Karen
- Potter, Kevin
- Potter, Kevin M.
- Potter, Laurence B.
- Potter, Lawrence E.
- Potter, Mathew
- Potter, Michael Cressé, 1858-1948
- Potter, Murray Anthony, 1871-1915
- Potter, Nathan S
- Potter, Nathaniel, 1770-1843
- Potter, Peter E
- Potter, Ralph S
- Potter, Rebecca
- Potter, Sally
- Potter, Sam
- Potter, Samuel O. L. (Samuel Otway Lewis), 1846-1914
- Potter, T. Chalmers (Thomas Chalmers), 1854-
- Potter, Theodore, 1861-1915
- Potter, Thomas F.
- Potter, Thomas Rossell.
- Potters Of Baraboo,
- Potters Of Garry-Nee-Dule,
- Potterton, Tony
- Potthoff, Kerstin
- Pottie, J J
- Pottier, Gilles
- Pottier, Jacques
- Pottier.
- Pottier-Alapetite, Germaine
- Potties, John
- Pottiez, Margaux
- Pottin, Karen
- Potting, Roel
- Pottinger, James E.
- Pott-Leendertz, Reno
- Pottorff, Charly
- Potts, Allen.
- Potts, B M
- Potts, Brad M
- Potts, Brittney N.
- Potts, C. G.
- Potts, C. G. (Carl Grady), 1889-
- Potts, Donald C
- Potts, Edward
- Potts, F. A. (Frank Armitage)
- Potts, Geo
- Potts, George.
- Potts, Hugh E
- Potts, J.
- Potts, J. W.
- Potts, John fl 1840-1854
- Potts, John Richard.
- Potts, Katy
- Potts, Leslie J
- Potts, M. F.
- Potts, P M
- Potts, R W L
- Potts, Robert
- Potts, Robert W L
- Potts, Roy C. (Roy Chester), 1881-
- Potts, Roy Chester, 1881-
- Potts, Simon
- Potts, T. H. (Thomas Henry), 1824-1888
- Potts, W H
- Potts, W T W
- Potts, Wendy
- Potts, William John
- Potts, William, 1838-1908
- Pottstock, Hans
- Potuliet, Gerardus,
- Potušek, Sandra
- Potvin, Dominique A.
- Potvin, François 1948-
- Potvin, R. R.
- Potvin, Wim
- Poty, J
- Pötzelsberger, Elisabeth
- Pou, Quim
- Pouchet, F
- Pouchet, F.-A. (Félix-Archimède), 1800-1872
- Pouchet, G. (Georges), 1833-1894
- Poucques, M L De
- Poudel, Yogendra Bikram
- Poudyal, Laxman Prasad
- Poudyal, Neelam
- Pouey, Juvêncio
- Pouey, Juvêncio L. O. F.
- Pougens, Charles de, 1755-1833
- Pough, Frederick H.
- Poughkeepsie Nursery Company Inc.
- Poughkeepsie Nursery Company, Inc.
- Pouillet, M. (Claude Servais Mathias), 1790-1868
- Poujade
- Poujade, G-A
- Poujade, Gustave Arthur, 1845-1909
- Poulain, Julie
- Poulakakis, Nikos
- Poulard, A
- Poulger, G S
- Poulin, Brigitte
- Poulin, Elie
- Poulin, Elie
- Poulin, H. A.,
- Poulin, M.
- Poulin, Marie-Pier
- Poulin, Ray G
- Poulin, Roger
- Pouliot, Alison
- Pouliot, Daniel
- Pouliot, J. E. (Joseph Elzéar), 1838-1906
- Pouliot, Yvan
- Poullain de Grandprey, Joseph Clément, 1744-1826
- Poulle, M. L.
- Poulsen, A D
- Poulsen, Axel
- Poulsen, Axel Dalberg
- Poulsen, Ben Otto
- Poulsen, Bent Otto
- Poulsen, C M
- Poulsen, C. M. (Christian Marinus), 1818-1885
- Poulsen, Christian
- Poulsen, Christian Marinus, 1818-1885
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- Poulsen, M K
- Poulsen, Michael K
- Poulsen, Michael Koie
- Poulsen, V A
- Poulsen, V. A. (Viggo Albert), 1866-1919
- Poulsen, Viggo Albert, 1855-1919
- Poulson, A
- Poulson, Charles A. 1789-1866
- Poulson, Charles A.,
- Poulson, Donald F
- Poulson, Mary
- Poulter, N
- Poulter, T C
- Poulter, Thomas C
- Poultolnor, Jackson
- Poulton, B C
- Poulton, Barry C
- Poulton, Charles E. (Charles Edgar), 1917-
- Poulton, Edward Bagnall, Sir, 1856-1943
- Poulton, Ethel M.
- Poultry Science Association.
- Poumon, E B
- Pouncy, Benjamin Thomas, 1799
- Pound Ridge Nursery,
- Pound, Charles Joseph
- Pound, Ezra, 1885-1972
- Pound, I R
- Pound, Roscoe
- Pound, Roscoe, 1870-1964
- Poundridge Nurseries, Incorporated,
- Pounds, Joseph Alan, 1953-
- Pountougnigni, Oumarou Farikou
- Poupaki, Despina
- Poupard, James,
- Poupée-Desportes, Jean-Baptiste René, 1704-1748
- Poupin, J.
- Poupion, J
- Pouquet, Alfred.
- Pourkhorsandi, Hamed
- Pourmoghaddam, Mohammad Javad
- Pournaras, Ulysses A.
- Pournavab, Rahim Foroughbakhch
- Pourret, Pierre-André, Abbé 1754-1818
- Pourriot, Roger
- Pourtalès, L. F. de (Louis Francois de), 1824-1880
- Pousargues, Eugène de, 1859-1901
- Poussin, Nicolas, 1594?-1665