Nathaniel Lord Britton
Britton, Nathaniel Lord

* January 15, 1859 – June 25, 1934 †

United States

Collected Fabaceae and identified Fabaceae

Herter, Wilhelm Gustav Franz

* January 10, 1884 – April 17, 1958 †

Germany; Uruguay

Collected Poaceae and identified Poaceae

Nordal Wille
Wille, Nordal

* October 28, 1858 – February 04, 1924 †

Norway

Collected Nostocaceae and identified Asteraceae