- Henrion, Denis, ca 1640
- Henrion, Maxime
- Henrion, Poly, 1831-1875
- Henriot & Godard,
- Henrioux, F
- Henrique Costa, Luiz
- Henrique Simões, Matheus
- Henrique, Jessica Amaral
- Henrique, Marycleuma Campos
- Henriques de Oliveira, Ana Lucia
- Henriques, A. L.
- Henriques, Augusto
- Henriques, Augusto L.
- Henriques, Augusto Loureiro
- Henriques, Augusto Loureiro
- Henriques, Débora
- Henriques, Deise Dias Rêgo
- Henriques, LMP.
- Henriques, Luiza Magalli Pinto
- Henriques, M A
- Henriques, MB
- Henriques, Nathália Ribeiro
- Henriques, P.
- Henriques, Raimundo P. B.
- Henriques, Raimundo Paulo
- Henriques, Raimundo Paulo Barros
- Henriques, Robert.
- Henriques, Sérgio
- Henriques, Silvaria Aparecida
- Henriques-De-Oliveira C.
- Henrique-Silva, F.
- Henriques-Oliveira, Ana L.
- Henríquez S, José Luis
- Henríquez, Ana
- Henríquez, Carolina A
- Henríquez, Carolina A.
- Henriquez, Caterine
- Henríquez, Erica B
- Henriquez, F
- Henríquez, F C
- Henriquez, F. C.
- Henriquez, Fatima C
- Henríquez, Hugo
- Henríquez, José L
- Henríquez, José Luis
- Henríquez, Juan M.
- Henríquez, Luis A
- Henríquez, Nieves González
- Henriquez, Oscar
- Henríquez, Paula
- Henrotay, Michel
- Henry & Brydon, Inc.,
- Henry & Cohen,
- Henry & Lee (Firm)
- Henry & Lee (New York City)
- Henry A. Dreer (Firm)
- Henry A. Dreer (Firm).
- Henry Berrien Fish (Firm)
- Henry Bresser & Sons.
- Henry C. Anthony (Firm)
- Henry C. Eckert (Firm)
- Henry C. Pety (Firm)
- Henry Dehm (Firm)
- Henry Disston & sons.
- Henry Eichholz (Firm)
- Henry Emlong & Son.
- Henry Emlong & Sons.
- Henry Engel (Firm)
- Henry F. Michell Co.
- Henry F. Van Leeuwe (Firm)
- Henry Field Co.
- Henry Field Seed & Nursery Co.
- Henry Field Seed and Nursery Co.
- Henry Field Seed Co.
- Henry Field Seed Company.
- Henry Fish (Firm)
- Henry Fish Seed Co.
- Henry Fish Seed Company.
- Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
- Henry G. Gilbert Nursery And Seed Trade Catalog Collection. R
- Henry G. Higley (Firm)
- Henry G. Windheim (Firm)
- Henry H. Bucher, Jr. Collection (Princeton Theological Seminary)
- Henry Hirsch (Firm)
- Henry Howell & Co.
- Henry Kohankie & Son.
- Henry Lake Sons Company.
- Henry Le Poire (Firm)
- Henry Leuthardt Nurseries.
- Henry Lutts (Firm)
- Henry Lyman Corey (Firm)
- Henry M. Jackson (Firm)
- Henry Michels (Firm)
- Henry Michel's (Nursery : St. Louis, Mo.)
- Henry Michels Seed Co.
- Henry Nungesser & Co.
- Henry Nurseries.
- Henry Pfeiffer (Firm)
- Henry Philipps Seed and Implement Company (Toledo, Ohio)
- Henry Robson (Firm)
- Henry S. Cooper (Firm)
- Henry S. Jefferies (Firm)
- Henry S. Rupp & Sons.
- Henry Saxton Adams (Firm)
- Henry Saxton Adams (Firm).
- Henry Schnitzspahn (Firm)
- Henry Schnitzspahn (Firm),
- Henry Shaw (Firm)
- Henry Shaw School of Botany.
- Henry Shaw School of Botany. Graduate Laboratory.
- Henry Sotheran Ltd.
- Henry Stone & Son
- Henry T. Coe (Firm)
- Henry Ten Hagen (Firm),
- Henry W. Turk Gladiolus,
- Henry Wallis (Firm)
- Henry Youell (Firm)
- Henry, A
- Henry, A N
- Henry, A. 1801-1875
- Henry, Alexander, 1822-1893
- Henry, Allison
- Henry, Amanda E.
- Henry, Annie L.
- Henry, Augustine, 1857-1930
- Henry, B C
- Henry, Berch Waldo, 1915-
- Henry, Bruce
- Henry, Byron A. M.
- Henry, C S
- Henry, Carol J.
- Henry, Charles S
- Henry, Charles, 1859-1926
- Henry, Charles.
- Henry, D. H.
- Henry, D. J.
- Henry, Dermot
- Henry, Dora Priauix
- Henry, Dora Priaulx
- Henry, Dorapriaulx
- Henry, G. M. (George Morrison), 1891-
- Henry, Gabriel.
- Henry, H K
- Henry, H M
- Henry, Haywood.
- Henry, Helen H.,
- Henry, J
- Henry, J. David
- Henry, J. K.
- Henry, Jacob C.
- Henry, Jean-Louis
- Henry, Jean-Paul
- Henry, J-L
- Henry, Joseph Kaye.
- Henry, Joseph, 1797-1878
- Henry, J-P
- Henry, Ken
- Henry, L M
- Henry, Leroy K
- Henry, LeRoy Kershaw 1905-1983
- Henry, M
- Henry, M E
- Henry, Marguerite
- Henry, Mary G
- Henry, Max
- Henry, Neville M
- Henry, Peter
- Henry, Pierre-Yves
- Henry, R
- Henry, R D
- Henry, R M
- Henry, R P
- Henry, R.
- Henry, Raoul
- Henry, Raymond P
- Henry, Richard
- Henry, Robert
- Henry, Robert D
- Henry, Rosenberg William Frederick
- Henry, S
- Henry, Shasta Claire
- Henry, Steve.
- Henry, Susan
- Henry, T. Charlton (Thomas Charlton) 1825-1877
- Henry, Thomas A.
- Henry, Thomas Anderson, 1873-
- Henry, Thomas Anderson, 1873-1958
- Henry, Thomas J
- Henry, Thomas, 1734-1816
- Henry, W. A. (William Arnon), 1850-1932
- Henry, William
- Henry, William Arnon, 1850-
- Henry, William Charles
- Henry-Hall, N. J.
- Henry-Langston, Sarah,
- Henry-Silva, G. G.
- Henry-Silva, GG
- Henry-Silva, Gustavo Gonzaga
- Hens, A J
- Hens, Maarten
- Henschel, Elisabeth
- Henschel, G
- Henschel, Gustav A. O, 1835-1895
- Henschel, Joh R
- Henschel, Johannes
- Henschel, Johannes R
- Henschen, S. E. (Salomon Eberhard), 1847-
- Hensel, A
- Hensel, Bruckman & Lorbacher
- Hensel, Esther Pearl.
- Hensel, Julius.
- Hensel, Karol
- Hensel, Reinhold
- Hensel, Reinhold.
- Hensel, Richard J.
- Henseler, Mats
- Hensen, Bastiaan J
- Hensen, Isabell
- Hensen, Isabell
- Hensen, Michael
- Hensen, R V
- Hensen, Victor, 1835-1924
- Henshall, Hester F.
- Henshall, James A. (James Alexander), 1836-1925
- Henshall, John.
- Henshaw, C T
- Henshaw, David
- Henshaw, Henry W. (Henry Wetherbee), 1850-1930
- Henshaw, John
- Henshaw, Julia W. (Julia Wilmotte) 1869-1937
- Henshaw, P S
- Henshaw, Paul C.
- Henshaw, Samuel
- Henshaw, Samuel, 1852-1941
- Hensler, Gary L
- Hensler, Michael.
- Hensley, Dannie A
- Hensley, M Max
- Henslow
- Henslow, G.
- Henslow, George
- Henslow, George, 1835-1925
- Henslow, J. S. (John Stevens), 1796-1861
- Henslow, Thomas Geoffrey Wall, 1878-
- Hensold, N
- Hensold, Nancy
- Hensold, Nancy
- Hensold., N
- Henson, Adam
- Henson, J B