1James W. Wallace to Thomas Jefferson, [received 16 March 1809] (Jefferson Papers)
medicine; plants used as [index entry]
2Cunningham Harris to Thomas Jefferson, 27 March 1809 (Jefferson Papers)
medicine; plants used as [index entry]
3André Thoüin to Thomas Jefferson, 2 March 1811 (Jefferson Papers)
medicine; plants used as [index entry]
4Thomas Jefferson to Bernard McMahon, 4 May 1811 (Jefferson Papers)
medicine; plants used as [index entry]
5Enclosure: Notes on Tarragon by an Unidentified Author, [ca. 11 May 1812] (Jefferson Papers)
medicine; plants used as [index entry]
6John Rhea to Thomas Jefferson, 20 November 1815 (Jefferson Papers)
medicine; plants used as [index entry]
7José Corrêa da Serra’s Plan for a Botanical Garden, [by 4 August 1820] (Jefferson Papers)
medicine; plants used as [index entry]