Goodspeed, Thomas Harper

* May 17, 1887 – May 17, 1966 †

United States

Collected Solanaceae and identified Solanaceae

Macbride, James Francis

* May 19, 1892 – June 16, 1976 †

United States

Collected Asteraceae and identified Fabaceae

Collected Poaceae and identified Rubiaceae

Nikolai Vavilov
Vavilov, Nikolai

* November 13, 1887 – January 26, 1943 †

Russian Empire; Russian Socialist Federative Soviet Republic; Soviet Union

Collected Poaceae and identified Solanaceae

Weberbauer, Otto

* 1846 – 1881 †

Collected Sarcoscyphaceae and identified Parmeliaceae