Adelbert von Chamisso
von Chamisso, Adelbert

* January 30, 1781 – August 21, 1838 †

France; Prussia; Germany

Collected Asteraceae and identified Ehretiaceae

Johann Friedrich von Eschscholtz
von Eschscholtz, Johann Friedrich

* November 01, 1793 – May 19, 1831 †

Germany

Collected Carabidae and identified Carabidae

Farr, Edith May

* October 09, 1865 – January 04, 1956 †

United States

Collected Ericaceae

Grigory Langsdorff
Langsdorff, Grigory

* April 18, 1774 – June 29, 1852 †

Germany

Collected Poaceae and identified Asteraceae

William Copeland McCalla
McCalla, William Copeland

* November 08, 1872 – August 22, 1962 †

Collected Asteraceae and identified Cyperaceae