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- Creed, R P
- Creeggan, John
- Creek, Laverne.
- Creek, Martin
- Creek, Robert
- Creekmore, Andrew.
- Creel, M
- Creelman, George C. (George Christie), 1869-
- Creelman, I. S.
- Creelman, J. M.
- Creelman, Robert A
- Creer, Sheryl
- Creese, R G
- Creese, S
- Creevey, Caroline A. Stickney, 1843-1920
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- Crego, Ramiro D.
- Cregut, Johann Daniel.
- Creighton, C. S. (Charles S.), 1926-
- Creighton, G. Ken
- Creighton, Harriet B. 1909-
- Creighton, Henry
- Creighton, J. G. Aylwin
- Creighton, J. K.
- Creighton, James Edwin, 1861-1924
- Creighton, Kevin.
- Creighton, Martha P
- Creighton, W. O.
- Creighton, William Steel, 1902-1973
- Creighton, William Steel, Mrs.
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- Crelier, Alina M.
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- Crellin, John R
- Crellin, Steven M
- Crema, Guilia
- Crema, Liberalis, fl 1626-
- Crema, Luciana Carvalho
- Cremades, J
- Cremasco, Marco Aurélio, 1962-
- Cremeens, David L.
- Cremer, Marta J.
- Cremer, Michael C.
- Cremers, G.
- Cremona, M Victoria
- cremonesi, marcus
- Cremonte, Florencia
- Crenshaw Bros.
- Crenshaw Bros. Seed Co.
- Crenshaw Brothers Seed Company.
- Crenshaw, Howard,
- Crenshaw, John H.
- Crenshaw, John W., Jr.
- Crenshaw, Miles A
- Crepaldi, Iara Cândido
- Crepet, William L.
- Crépin, François, 1830-1903
- Creplin, Friedrich Christian Heinrich, 1788-1863
- Creppy, E E
- Crescêncio, Roger
- Crescent Nursery Company.
- Crescente, Óscar
- Crescenzi, Pietro de
- Crescenzo, Steve
- Crescini, Roberta
- Crescitelli, Frederick
- Cresco Nursery.
- Cresoni-Pereira, Carla
- Crespí, Antonio Luis
- Crespi-Abril, Augusto C
- Crespi-Abril, Augusto César
- Crespin, Irene 1896-
- Crespin, Laurent
- Crespo, A
- Crespo, Ana
- Crespo, Ariñe
- Crespo, E G
- Crespo, E M
- Crespo, Eduardo G
- Crespo, Eduardo Gonçalves
- Crespo, Enrique A.
- Crespo, Esteban M.
- Crespo, F Ortiz
- Crespo, Luís
- Crespo, Luís C.
- Crespo, Luís Carlos
- Crespo, Manuel B.
- Crespo, Raul Flores
- Crespo, Sônia Regina de Melo
- Crespon, Jean, 1797-1857
- Crespo-Pérez, Verónica
- Cressaty, comte.
- Cressey, Hillary Boyle, 1949-
- Cressey, Roger F., 1930-
- Cressler, Alan
- Cressman, A. W. (Albert Wallace), 1900-
- Cresson, Charles M
- Cresson, E. T. (Ezra Townsend), 1838-1926
- Cresson, Hilborne T. (Hilborne Thomson), 1848 or 1849-1894
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- Cresswell, Anna K
- Cresswell, Christopher
- Cresswell, F P
- Cresswell, G. R. (George Robert), 1937-
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- Cresswell, L A
- Cresswell, R G
- Cresswell, R. H. (Richard Henry),
- Cresswell, Richard
- Cresswick, J A
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- Crest Gardens,
- Crest Nursery Co.
- Crest Nursery Company.
- Crest Nursery.
- Cresta, P
- Crestana, Silvio
- Crestani, Gabriel Nassif
- Crestani, Leonardo
- Crestdale Nursery.
- Cresti, Leonardo
- Cresti, Marco
- Cresti, Massimo
- Creston "Glad" Gardens.
- Creswell, Charles F. (Charles Franklin), 1886-
- Creswell, Mary E. (Mary Ethel), 1878-1960
- Creswick Gardens,
- Creswick, Thomas, 1811-1869
- Crete Nurseries.
- Crête, Michel
- Crête, René.
- Cretella, Massimo
- Creton, R
- Cretschmar, Max
- Cretzschmar, Philipp Jakob, 1786-1845
- Creutt Seed & Plant Co.
- Creutz, G
- Creutzburg, N
- Creutzer, Christian.
- Creutzer, Veit, 1578
- Crevecoeur, F. F.
- Crevier, J. A.
- Crew, F. A. E. (Francis Albert Eley), 1888-1973
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- Crewe, Mike D
- Crewe, Robin
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- Crews Studio.
- Crews, Celinda R.
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- Crews, Sarah C.
- Crews, Thomas Walter.
- Crews, Wendell E
- Crewther, W G
- Crewz, David W.
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- Criado-Navarro, Inmaculada
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- Criales-Hernández, Maria Isabel
- Crișan, Andrei
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- Cribb, Phillip James
- Cribb, Thomas H.
- Cribbs, A. D.
- Cribbs, James Elias
- Cribiu, Edmond-Paul
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- Crichton, Andrew, 1790-1855
- Crichton, D.
- Crichton, David Alexander.
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- Crichton, M D
- Crichton, M.
- Crichton, Oliver W.
- Crichton-Harris, Ann
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- Crick, R E
- Crick, W.D.
- Crick, Walter D.
- Crickmay, C H
- Crickmore, H. G. (Henry G.), 1839-1908
- Criddle, Alma
- Criddle, E.
- Criddle, Norman, 1875-1933
- Criddle, Stuart
- Crider, Stephen B.
- Cridland, Arthur A
- Cridland, Robert B.
- Crié, M L
- Crighton, D. G., 1942-
- Crihfield, John Brevard, 1952-
- Crile Florida expedition, 1923-1924.
- Crile, George Washington, 1864-1943
- Crile, Grace.
- Crimea. Narodnyĭ komisamat zemledelii͡a.
- Crimmen, Oliver A
- Crimmins, M L
- Crimmins, Shawn M.
- Crine, R. V.
- Cringan, A. T.
- Crinò, Paola
- Crins, William J.
- Cripe, Virgil E.,
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- Crippen, J. F.
- Cripps, Anthony P
- Cripps, C
- Cripps, C L
- Cripps, Cathy Lynn, 1948-
- Cripps, Michael
- Cripps, Sally
- Crisafi, Ermanno
- Crisafulli, Alessandro
- Crisafulli, Brett
- Crisan, Andrei
- Crisanti, Antonietta
- Crisanti, Maria A.
- Crisci, Jorge Victor
- Crisci-Bispo, Vera Lúcia
- Criscione, Francesco
- Criscione-Vastano, Julia,
- Crisco, Wallace A.
- Crisóstomo, Fernando Izquierdo
- Crisp, Catherine B.
- Crisp, D J
- Crisp, Dennis
- Crisp, Edward
- Crisp, Edwards, 1806-1882
- Crisp, Emily
- Crisp, M. D.
- Crisp, Mary
- Crisp, Norman H.
- Crispen, Irene
- Crispim, Sandra Mara Araújo
- Crispin, Gumercindo
- Crispin, Susan
- Crispino, Francesca
- Crispino, Lilian Mos Blois
- Crissey, W. L.
- Crissey, William L., 1879-
- Crist, Christopher J
- Crist, John W.,
- Crist, R Wyle