Author
Smithsonian Institution
24 results
Gray, Asa, 1810-1888
16 results
Torrey, John, 1796-1873
8 results
United States. Forest Service
6 results
Baird, Spencer Fullerton, 1823-1887
5 results
Britton, Nathaniel Lord, 1859-1934
5 results
Emory, William H. (William Hemsley), 1811-1887
5 results
Fernald, Merritt Lyndon, 1873-1950
5 results
Hall, James, 1811-1898
5 results
ProQuest (Firm)
5 results
United States. Department of the Interior
5 results
Barton, Benjamin Smith, 1766-1815
4 results
Beck, Lewis C. (Lewis Caleb), 1798-1853
4 results
Berkeley, Dorothy Smith
4 results
Berkeley, Edmund
4 results
Bigelow, Jacob, 1786-1879
4 results
Brown, Addison, 1830-1913
4 results
Darlington, William, 1782-1863
4 results
Dewey, Lyster H. (Lyster Hoxie), 1865-1944
4 results
Girard, Charles Frederic, 1822-1895
4 results
Rafinesque, C. S. (Constantine Samuel), 1783-1840
4 results
United States. Army. Corps of Topographical Engineers
4 results
United States. War Department
4 results
Bailey, L. H. (Liberty Hyde), 1858-1954
3 results
Batson, Wade T.
3 results
Ferree, David C. (David Curtis), 1943-
3 results
Gale (Firm)
3 results
Hitchcock, A. S. (Albert Spear), 1865-1935
3 results
Marcy, Randolph B. (Randolph Barnes), 1812-1887
3 results
Martin, Alexander C. (Alexander Campbell), 1897-
3 results
McClellan, George B. (George Brinton), 1826-1885
3 results
National Applied Resource Sciences Center (U.S.)
3 results
NetLibrary, Inc
3 results
United States. Agricultural Research Service
3 results
United States. Army. Corps of Engineers
3 results
Warrington, I. J. (Ian J.)
3 results
Zim, Herbert S. (Herbert Spencer), 1909-1994
3 results
Badè, William Frederic, 1871-1936
2 results
Baldwin, William, 1779-1819
2 results
Botanical Society of America
2 results
Brako, Lois
2 results
Conrad, T. A. (Timothy Abbott), 1803-1877
2 results
Coulter, John Merle, 1851-1928
2 results
Cronquist, Arthur
2 results
Dana, Edward Salisbury, 1849-1935
2 results
EBSCOhost
2 results
Elpel, Thomas J.
2 results
Erichsen-Brown, Charlotte
2 results
Ewan, Joseph, 1909-1999
2 results
Farr, David F.
2 results
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