1. Flowering pea
2. Columbian lily (possibly Fritillaria pudica)
3. Snowberry (Symphoricarpos albus)
4. Honeysuckle
5. Golden currant (Ribes aureum)
6. Sweetscented currant (Ribes odoratum)
7. Arikara bean (Phaseolus vulgaris)
8. Salsify (Tragopogon?)
9. Corn ("Pani," possibly Mandan corn)

Further Sources

• Cornett, Peggy. "'Peculiar to the Countries They Visited': The Horticultural Potential of Lewis and Clark Plants." Twinleaf 15 (January 2003): 17-20.
• Cutright, Paul Russell. Lewis and Clark: Pioneering Naturalists. Lincoln: University of Nebraska Press, 1989. See Appendix B.
• Hatch, Peter J. "'Public Treasures:' Thomas Jefferson and the Garden Plants of Lewis and Clark." Twinleaf 15 (January 2003): 9-15.
• Look for further sources in the Thomas Jefferson Portal.