Author
Gray, Asa, 1810-1888
119
e-libro, Corp
54
Linné, Carl von, 1707-1778
50
SpringerLink (Online service)
48
Hooker, William Jackson, Sir, 1785-1865
43
United States National Museum
42
Britton, Nathaniel Lord, 1859-1934
41
Coulter, John Merle, 1851-1928
39
Herz, W.
39
Kirby, G. W.
38
ProQuest Ebook Subscriptions
38
Fosberg, F. Raymond (Francis Raymond), 1908-1993
37
New York Botanical Garden
36
ProQuest (Firm)
35
Phelps, Lincoln, Mrs., 1793-1884
34
Smithsonian Institution
34
Gerard, John, 1545-1612
33
Hooker, Joseph Dalton, 1817-1911
32
Standley, Paul Carpenter, 1884-1963
32
Wood, Alphonso, 1810-1881
30
Royal Botanic Gardens, Kew
29
Sabin Americana, 1500-1926
29
Stearn, William T. (William Thomas), 1911-2001
28
Mohlenbrock, Robert H., 1931-
27
Robbins, Wilfred William, 1884-1952
27
Schleiden, M. J. (Matthias Jacob), 1804-1881
26
Candolle, Augustin Pyramus de, 1778-1841
25
Missouri Botanical Garden
25
Theophrastus
25
Tournefort, Joseph Pitton de, 1656-1708
25
Bailey, L. H. (Liberty Hyde), 1858-1954
24
Callow, J. A.
24
Torrey, John, 1796-1873
24
Darwin, Charles, 1809-1882
23
Rafinesque, C. S. (Constantine Samuel), 1783-1840
23
Ray, John, 1627-1705
23
Core, Earl Lemley, 1902-1984
22
Small, John Kunkel, 1869-1938
22
Attenborough, David, 1926-
21
Bentham, George, 1800-1884
21
Cronquist, Arthur
21
Gleason, Henry A. (Henry Allan), 1882-1975
21
Grisebach, H.
21
Hitchcock, A. S. (Albert Spear), 1865-1935
21
Sachet, Marie-Hélène
21
Tamm, Ch
21
Dodoens, Rembert, 1517-1585
20
Lindley, John, 1799-1865
20
Merrill, Elmer D. (Elmer Drew), 1876-1956
20
Rydberg, Per Axel, 1860-1931
20
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