- Pawlicki, James
- Pawliczek, Bartosz
- Pawlik, Joseph R.
- Pawlikowski, Paweł
- Pawlikowski, Tadeusz
- Pawlina, Iwona M.
- Pawlos, Dorota
- Pawlowicz, E. F.
- Pawlowski, J
- Pawlowski, Meghan N
- Pawlowsky, E
- Pawlowsky, E N
- Pawluk, S
- Pawnee Nursery,
- Pawnee Nursery.
- Pawnee Rock Nursery.
- Pawsey, C. F.
- Pawson, D L
- Pawson, David L
- Pawson, David L.
- Pawson, David L. 1938-
- Pawson, David L. (David Leo), 1938-
- Pawson, T. W.
- Pax, Ferdinand, 1858-1942
- Pax, Ferdinand, 1885-1964
- Pax, J
- Pax, Ralph A
- Pax, Wolfgang.
- Paxinos, G
- Paxson & Rockefeller Company.
- Paxson & Rockefeller.
- Paxson, Owen Shoemaker.
- Paxton, Hannelore
- Paxton, J. R.
- Paxton, James, 1786-1860
- Paxton, John
- Paxton, John R.
- Paxton, Joseph, Sir, 1803-1865
- Paxton, Robert J
- Payá, Ignacio
- Payán Garrido, Esteban
- Payán, Luis Fernando
- Payen, M. (Anselme), 1795-1871
- Payen, Anselme, 1795-1871
- Payen, Geneviève
- Payen, Genevieve G
- Payer, J.-B 1818-1860
- Payer, J.-B. (Jean-Baptiste), 1818-1860
- Payer, M
- Payer, M J
- Payette, André
- Paykull, Gustaf von, 1757-1826
- Payn, Adrien,
- Payne Dahlia Farms,
- Payne, A
- Payne, A I
- Payne, Ansel.
- Payne, Anthony J
- Payne, B S
- Payne, Barry S.
- Payne, Emilie
- Payne, F. F.
- Payne, F.F.
- Payne, Fernandus
- Payne, Frank F.
- Payne, Frank Owen.
- Payne, Frank.
- Payne, H.
- Payne, Harry Thom, 1844-
- Payne, J
- Payne, J A
- Payne, J F
- Payne, J H
- Payne, J. H.
- Payne, John
- Payne, John H.
- Payne, John, 1647?
- Payne, Joseph Frank, 1840-1910
- Payne, Katharine
- Payne, Laura L
- Payne, Laura X
- Payne, Neil F.
- Payne, Nellie M
- Payne, P. Michael
- Payne, R M
- Payne, Randall G.
- Payne, Rebecca L
- Payne, Robert B.
- Payne, Robyn
- Payne, Roger
- Payne, Sherri L.
- Payne, Sister M. Anthony
- Payne, Stephanie
- Payne, Susan M.
- Payne, T G
- Payne, T L
- Payne, Theodore (Nursery)
- Payne, Theodore, 1872-1963
- Payne, Theodore.
- Payne, Thomas, 1752-1831
- Payne, W W
- Payne, Willard W
- Payne, William J
- Payne, William,
- Payne-Gallwey, Ralph, Sir, 1848-1916
- Paynell, Thomas, active 1528-1567
- Paynell, Thomas.
- Paynesville Nursery and Fruit Farm.
- Paynter, K T
- Paynter, Raymond A. Jr.
- Payot, M V
- Payot, M Vénace
- Payot, M Vénance
- Payraudeau, B. C.
- Payri, C
- Payri, C E
- Paysen, E S
- Payson, E B
- Payson, Edwin
- Payson, Edwin Blake
- Payson, Grace M.
- Payton, Greg
- Payton, Robert C.
- Payza, K
- Paz Hernández, JJ
- Paz Moreno, Francisco Abraham
- Paz Ríos, Carlos
- Paz S., Nicolás
- Paz, Alejandrina Robledo
- Paz, Ana Luiza Gomes
- Paz, Claudia C. P. de
- Paz, Claudia Cristina Paro de
- Paz, Dario
- Paz, Giselle Souza Da
- Paz, Josele
- Paz, Luciana Macedo da
- Paz, Marta
- Paz, Reynaldo M De La
- Paz, Vilma A
- Pazhenkova, Elena
- Pazhoohi, Farid
- Pazian, Marlon Felix
- Pazianoto, Laryssa H. R.
- Pázmány Péter Tudomanyegyetemi. Növénykert.
- Pazmiño, Linda F
- Pazmiño-Otamendi, Gustavo
- Pazooki, Jamile
- Pazos, José H
- Pazos, José H.
- Pazschke, O
- Pazza, Rubens
- Pazzani, fl 1858-
- Peaa G, L E
- Peabody Academy of Science
- Peabody Essex Museum.
- Peabody Museum of Natural History.
- Peabody Museum of Salem.
- Peabody, Albert L.
- Peabody, Andrew P. (Andrew Preston), 1811-1893
- Peabody, Cecil Hobart, 1855-1934
- Peabody, Elizabeth Barrett
- Peabody, Francis H.
- Peabody, James Edward, 1869-
- Peabody, James Edward.
- Peabody, P B
- Peabody, Putnam Burton, 1856-1937
- Peabody, Ruth
- Peabody, Selim H. (Selim Hobart), 1829-1903
- Peabody, William Bourn Oliver, 1799-1847
- Peabotuwage, Indika
- Peace Arch Nurseries.
- Peace, Lister
- Peace-Athabasca Delta Monitoring Committee. Fisheries Subcommittee.
- Peach Belt Nurseries.
- Peach Ridge Farms,
- Peach Ridge Nursery,
- Peach Valley Nursery.
- Peach, B. N. (Benjamin Nieve) 1842-1926
- Peach, Charles William 1800-1886
- Peachland Nurseries.
- Peacock Dahlia Farms,
- Peacock Dahlia Farms.
- Peacock Dahlias.
- Peacock, A D
- Peacock, C. J.
- Peacock, Charles H. (Charles Harris)
- Peacock, D E
- Peacock, David E
- Peacock, E H
- Peacock, Enid R
- Peacock, F H
- Peacock, G. fl 1785-1811
- Peacock, J
- Peacock, J W
- Peacock, John W
- Peacock, Lawrence K.
- Peacock, Lawrence Kramer, 1870-1936
- Peacock, Mary M.
- Peacock, Ross
- Peacock, S. Lance
- Peacock, W J
- Peacock, W. P.
- Peairs, F B
- Peairs, Frank B
- Peairs, Leonard Marion,
- Peairs, Leonard Marion, 1886-
- Peairs, M. C.
- Peak, D A
- Peak, Rebecca G
- Peakall, D B
- Peakall, David B
- Peakall, Rod
- Peake, A. P.
- Peake, J F
- Peake, N B
- Peake, Travis
- Peal, H W
- Peal, R E F
- Peal, Samuel E
- Peale, A. C. (Albert Charles), 1849-1914
- Peale, F
- Peale, Franklin
- Peale, Rembrandt, 1778-1860
- Peale, Titian Ramsay, 1799-1885
- Peall, Thomas.
- Pearce, A
- Pearce, A F
- Pearce, April M
- Pearce, C M
- Pearce, Cheryl Marie.
- Pearce, Debra K.
- Pearce, E J
- Pearce, Edward Douglas, 1818-1883
- Pearce, Ethel Katharine, 1856-
- Pearce, J
- Pearce, J Chaning
- Pearce, J. A.
- Pearce, Jack B
- Pearce, James Alfred, 1805-1862
- Pearce, Joanne
- Pearce, John
- Pearce, John M.
- Pearce, Joseph A.
- Pearce, Joseph Abner.
- Pearce, Katharine Georgina
- Pearce, Lanie
- Pearce, P A
- Pearce, Peter A.
- Pearce, R H
- Pearce, R. A.,