- Carvalho, Rafael A. V.
- Carvalho, Rafael Augusto de
- Carvalho, Raimundo Wilson de
- Carvalho, Ramon Gomes de
- Carvalho, Raquel
- Carvalho, Regina Célia Zonta de
- Carvalho, Reginaldo de
- Carvalho, Renata B. R.
- Carvalho, Renata Flávia de
- Carvalho, Renata Priscila Santos de
- Carvalho, Roberto A. A.
- Carvalho, Rodolfo
- Carvalho, Rodrigo Assis
- Carvalho, Romulo Martins
- Carvalho, Ronald R.
- Carvalho, Ronnessa Cleomara Queiroz
- Carvalho, Rose Marie Hoffmann de
- Carvalho, Rui
- Carvalho, Salvador de
- Carvalho, Samira Maria Leão
- Carvalho, Silene de
- Carvalho, Sônia Maria de
- Carvalho, Sterling
- Carvalho, Susana
- Carvalho, T. G.
- Carvalho, T. M. B.
- Carvalho, Thais Billalba
- Carvalho, Thamires Kelly Nunes
- Carvalho, Thiago R. de.
- Carvalho, Tiago Barros
- Carvalho, Tiago Pinto
- Carvalho, Túlio F.
- Carvalho, Venancio Lopes
- Carvalho, Vinícius Tadeu de
- Carvalho, Vitor Luz
- Carvalho, Wanderson
- Carvalho, Warley Augusto Caldas
- Carvalho, William Douglas
- Carvalho, Y. B. M. (Yuri Bovi Morais)
- Carvalho, Yuri Bovi Morais
- Carvalho-Batista, Abner
- Carvalho-Costa, Luis Fernando
- Carvalho-Fernandes, Sheila Patrícia
- Carvalho-Leandro, Danilo de
- Carvalho-Okano, Rita Maria de, 1953-
- Carvalho-Ricardo, Maria Carolina de
- Carvalho-Silva, Micheline
- Carvalho-Sobrinho, Jefferson Guedes de
- Carvalho-Zilse, Gislene Almeida
- Carvallo, Gastón O.
- Carvallo, Pilar
- Carvallo, Ramon Liborio
- Carvell, Georgina E
- Carver, B. D.
- Carver, C. W.
- Carver, George Washington, 1864-1943
- Carver, James, approximately 1773-1822
- Carver, Jonathan, 1710-1780
- Carver, Mary, 1930-
- Carver, Norman F., Jr.
- Carver, R A
- Carver, Robert D.
- Carver, Scott
- Carver, Sean T.
- Carver, Thomas Nixon, 1865-1961
- Carver, William, 1756-1840
- Carwitham, J. (John)
- Cary Farm.
- Cary, Austin, 1865-1936
- Cary, Clarence
- Cary, Erwin D.
- Cary, Erwin D., Mrs.
- Cary, John R. (John Robert), 1946-2019
- Cary, Lewis R.
- Cary, Margaret M.
- Cary, Merritt, 1880-1918
- Cary, N. Leroy, 1892-
- Cary, Steven J.
- Cary, Thomas Greaves, 1824-1888
- Caryl, R. E. (Ralph Emerson), 1890-1938
- Casabella, Eduardo
- Casad, R. A.
- Casadaban'S Nurseries,
- Casadei-Ferreira, Alexandre
- Casadío, Silvio
- Casado Ponce, Damián
- Casado, Christina M.
- Casado, Eva
- Casado, Flávia
- Casado, Miguel A. (Miguel Angel)
- Casady, R. B. (Robert B.), 1917-
- Casagranda, Lloyd.
- Casagranda, M. Dolores (Maria Dolores)
- Casagrande, José Carlos
- Casagrande, Lilian I. Thomazini
- Casagrande, Marcelo
- Casagrande, Mirna Martins
- Casagrande, Richard A.
- Casagrande, T.
- Casais-e-Silva, Luciana Lyra
- Casal, Graça
- Casal, Manuel Aires De, 1754-1821
- Casale, Achille
- Casale, Jean-Francois
- Casaletti, Arcangelo.
- Casali, Carlos Aparecido
- Casali, S
- Casali, Simone
- Casali, Vicente Wagner Dias
- Casalini, Ana Isabel
- Casalis de Pury, R. J.
- Casalla Daza, Robin
- Casals, Frederic
- Casamajor, Paul.
- Casamajor, Robert
- Casamatta, Dale A.
- Casana Martínez, Elena
- Casañas, Francisco García-Talavera
- Casañas, Hernán E.
- Casanave, Emma Beatriz
- Casanave, Kathleen
- Casane, Didier
- Casanova Katny, María Angélica
- Casanova, Bernadette
- Casanova, Jean-Paul
- Casanova, Michelle T.
- Casanova, Robinson
- Casanova, Rodolfo Polanco
- Casanova, Silvia M. C.
- Casanovas, Jorge G
- Casanovas, Paula V
- Casanoves, Fernando
- Casanowicz, Immanuel Moses, 1853-1929
- Casanueva, Maria E.
- Casares Gil, Antonio
- Casares Gil, José
- Casares Porcel, Manuel
- Casaretto, Giovanni, 1812-1879
- Casari-Chen, Sônia A.
- Casarin, Noemi
- Casarino, Jane Eyre
- Casartelli, Mayara Ribeiro
- Casas Andreu, Gustavo
- Casas de Puig, C. (Creu), 1913-2007
- Casas i Aznar, Ferran.
- Casas S., Rene.
- Casas, Alejandro
- Casas, Bartolomé de las, 1484-1566
- Casas, Graciela N.
- Casas, José M.
- Casas, Nicolás.
- Casas, William Beltran de las, 1857-1930
- Casaseca Mena, Bartolomé
- Casas-Valdez, Margarita
- Casatti, Lilian
- Casaubón, Edgardo A.
- Casaubon, Gerard
- Casavan, Kirk C.
- Casazza, Michael L
- Cascade County Conservation District.
- Cascade Gardens (Portland, Or.)
- Cascade Gardens (Sacramento, Calif.),
- Cascade Nursery Company.
- Cascade Nursery.
- Cascante Marín, Alfredo Mario, 1967-
- Cascio, David Keith
- Casciotta, Jorge R.
- Casco Castle Gladiolus Gardens.
- Casco, Sylvina Lorena
- Casco, Victor Hugo
- Case, A L
- Case, Dennis
- Case, E. C. (Ermine Cowles), 1871-1953
- Case, E. L.
- Case, Francis M.
- Case, Frederick W., 1927-2011
- Case, Gerard R.
- Case, H. C. M. (Harold Clayton M.), 1890-
- Case, James F.
- Case, James. W.
- Case, Joan
- Case, L. B.
- Case, Laurie J.
- Case, Loyal, 1807-1865
- Casé, M. C. C.
- Case, Martha A
- Case, Ray
- Case, Roberta B
- Case, Ronald M
- Case, Ted J., 1947-2015
- Case, Thomas, 1844-1925
- Case, Verna Miller
- Case, William
- Casearius, Johannes, approximately 1642-1677
- Casebeer, Richard S
- Casella, Eleanor Conlin, 1969-
- Casella, Janaína
- Casella, L. P. (Louis Pascal), 1812-1897
- Casella, Stefania
- Caselle, Jennifer E
- Casem, Merri Lynn
- Casement, Brendan.
- Casement, Michael
- Cases, Antoni
- Casevitz-Weulersse, Janine
- Casey, Ciara
- Casey, D. A. (Dermot Armstrong), 1897-1977
- Casey, Daniel.
- Casey, Denise E.
- Casey, Dorothy
- Casey, E. J. (Edmund Jeremiah), 1924-
- Casey, Joseph P.
- Casey, L. R.
- Casey, Paul D., 1887-
- Casey, Raymond, 1917-2016
- Casey, Richard J.
- Casey, Thos. L. (Thomas Lincoln), 1857-1925
- Casey, Tonnie L. C.
- Casgrain, A. Chase
- Casgrain, H. R. (Henri Raymond), 1831-1904
- Cash Nurseries.
- Cash, Edith K. (Edith Katherine), 1890-1992
- Cash, Herbert J.
- Cash, James, 1839-1909
- Cash, John Theodore, 1854-1936
- Cash, L S
- Cash, Mary
- Cashatt, Everett D.
- Cashman Nurseries (Owatonna, Minn.)
- Cashman Seed Company.
- Cashman, J. E.
- Cashmore, P
- Cashner, Robert C.
- Cashtown Nurseries.
- Casillas, Federico
- Casillas-Hernández, Ramón
- Casimir, Christian
- Casimir, Max
- Casini, Paolo M.
- Casinos, A. (Adrià), 1947-
- Casiraghi, Alice
- Casiraghi, Maurizio
- Caskey, Amber D
- Casler, Clark
- Casler, L. C.
- Casley-Smith, J R
- Casmuz, Augusto
- Casna, Nancy J.
- Caso, Beniamino, 1824-1882
- Caspari, Ernst