Meriwether Lewis
Meriwether Lewis; Lieut. Meriwether Lewis
* August 18, 1774 – October 11, 1809 †
explorer, military officer, politician, botanist
American explorer (1774-1809)
http://www.wikidata.org/entity/Q313492
https://en.wikipedia.org/wiki/Meriwether_Lewis [View]
Has collected specimens later identified by:
Collected Polygonaceae and identified Polygonaceae