1Thomas Jefferson to Benjamin Smith Barton, 6 October 1810 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
2Thomas Jefferson to John H. Cocke, 27 March 1817 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
3Thomas Jefferson to José Corrêa da Serra, 26 April 1816 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
4Thomas Jefferson to John Wayles Eppes, 6 March 1817 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
5William Clark to Thomas Jefferson, 10 October 1816 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
6Benjamin Smith Barton to Thomas Jefferson, 16 October 1810 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
7Bernard McMahon to Thomas Jefferson, 24 December 1809 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
8Thomas Jefferson to Bernard McMahon, 13 January 1810 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
9Thomas Jefferson to Madame de Tessé, 8 December 1813 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]
10Thomas Jefferson to André Thoüin, 14 December 1813 (Jefferson Papers)
Lewis and Clark Expedition; plants from [index entry]