Nathaniel Lord Britton
Nathaniel Lord Britton

January 15, 1859 – June 25, 1934

United States

Fabaceae

Collected Fabaceae and identified Fabaceae

John F. Cowell

March 03, 1852 – May 01, 1915

United States

Asteraceae

Collected Asteraceae

Erik Leonard Ekman
Erik Leonard Ekman

October 14, 1883 – January 15, 1931

Sweden

Poaceae

Collected Poaceae and identified Asteraceae

Marie-Victorin
Marie-Victorin

April 03, 1885 – July 15, 1944

Canada

Cyperaceae

Collected Cyperaceae and identified Cyperaceae

Blanca León

Peru; United States

Dryopteridaceae

Collected Dryopteridaceae and identified Polypodiaceae

Augustin Clément Teteau

1878 – 1951

Lindsaeaceae

Collected Lindsaeaceae

John Adolph Shafer

February 23, 1863 – February 01, 1918

United States

Asteraceae

Collected Asteraceae and identified Asteraceae